| /linux-4.1.27/include/linux/ |
| D | bio.h | 51 #define bio_prio(bio) ((bio)->bi_rw >> BIO_PRIO_SHIFT) argument
52 #define bio_prio_valid(bio) ioprio_valid(bio_prio(bio)) argument
54 #define bio_set_prio(bio, prio) do { \ argument
56 (bio)->bi_rw &= ((1UL << BIO_PRIO_SHIFT) - 1); \
57 (bio)->bi_rw |= ((unsigned long) (prio) << BIO_PRIO_SHIFT); \
83 #define bio_iter_iovec(bio, iter) \ argument
84 bvec_iter_bvec((bio)->bi_io_vec, (iter))
86 #define bio_iter_page(bio, iter) \ argument
87 bvec_iter_page((bio)->bi_io_vec, (iter))
88 #define bio_iter_len(bio, iter) \ argument
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| D | blk_types.h | 11 struct bio;
17 typedef void (bio_end_io_t) (struct bio *, int);
18 typedef void (bio_destructor_t) (struct bio *);
46 struct bio { struct
47 struct bio *bi_next; /* request queue link */ argument
109 #define BIO_RESET_BYTES offsetof(struct bio, bi_max_vecs)
133 #define bio_flagged(bio, flag) ((bio)->bi_flags & (1 << (flag))) argument
142 #define BIO_POOL_IDX(bio) ((bio)->bi_flags >> BIO_POOL_OFFSET) argument
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| D | device-mapper.h | 48 typedef int (*dm_map_fn) (struct dm_target *ti, struct bio *bio);
66 struct bio *bio, int error);
202 typedef unsigned (*dm_num_write_bios_fn) (struct dm_target *ti, struct bio *bio);
298 struct bio clone;
301 static inline void *dm_per_bio_data(struct bio *bio, size_t data_size) in dm_per_bio_data() argument
303 return (char *)bio - offsetof(struct dm_target_io, clone) - data_size; in dm_per_bio_data()
306 static inline struct bio *dm_bio_from_per_bio_data(void *data, size_t data_size) in dm_bio_from_per_bio_data()
308 return (struct bio *)((char *)data + data_size + offsetof(struct dm_target_io, clone)); in dm_bio_from_per_bio_data()
311 static inline unsigned dm_bio_get_target_bio_nr(const struct bio *bio) in dm_bio_get_target_bio_nr() argument
313 return container_of(bio, struct dm_target_io, clone)->target_bio_nr; in dm_bio_get_target_bio_nr()
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| D | dm-region-hash.h | 50 region_t dm_rh_bio_to_region(struct dm_region_hash *rh, struct bio *bio);
79 void dm_rh_delay(struct dm_region_hash *rh, struct bio *bio);
81 void dm_rh_mark_nosync(struct dm_region_hash *rh, struct bio *bio);
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| D | elevator.h | 13 struct bio *);
19 typedef int (elevator_allow_merge_fn) (struct request_queue *, struct request *, struct bio *);
22 struct request *, struct bio *);
34 struct bio *, gfp_t);
124 extern int elv_merge(struct request_queue *, struct request **, struct bio *);
129 struct bio *);
138 struct bio *bio, gfp_t gfp_mask);
158 extern bool elv_rq_merge_ok(struct request *, struct bio *);
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| D | pktcdvd.h | 117 struct bio *w_bio; /* The bio we will send to the real CD */
132 struct bio *r_bios[PACKET_MAX_SIZE]; /* bios to use during data gathering */
145 struct bio *bio; member
150 struct bio *bio; /* Original read request bio */ member
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| D | blkdev.h | 120 struct bio *bio; member
121 struct bio *biotail;
237 typedef void (make_request_fn) (struct request_queue *q, struct bio *bio);
700 static inline bool blk_write_same_mergeable(struct bio *a, struct bio *b) in blk_write_same_mergeable()
741 extern void blk_queue_bounce(struct request_queue *q, struct bio **bio);
747 static inline void blk_queue_bounce(struct request_queue *q, struct bio **bio) in blk_queue_bounce() argument
763 struct bio *bio; member
770 if ((rq->bio)) \
771 for (_bio = (rq)->bio; _bio; _bio = _bio->bi_next)
774 __rq_for_each_bio(_iter.bio, _rq) \
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| D | swap.h | 18 struct bio;
376 extern void end_swap_bio_write(struct bio *bio, int err);
378 void (*end_write_func)(struct bio *, int));
380 extern void end_swap_bio_read(struct bio *bio, int err);
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| D | dm-io.h | 44 struct bio *bio; member
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| D | fs.h | 2356 #define bio_rw(bio) ((bio)->bi_rw & (RW_MASK | RWA_MASK)) argument
2361 #define bio_data_dir(bio) ((bio)->bi_rw & 1) argument
2582 extern void submit_bio(int, struct bio *);
2645 typedef void (dio_submit_t)(int rw, struct bio *bio, struct inode *inode,
2662 void dio_end_io(struct bio *bio, int error);
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| /linux-4.1.27/block/ |
| D | bio.c | 73 unsigned int sz = sizeof(struct bio) + extra_size; in bio_find_or_create_slab()
237 static void __bio_free(struct bio *bio) in __bio_free() argument
239 bio_disassociate_task(bio); in __bio_free()
241 if (bio_integrity(bio)) in __bio_free()
242 bio_integrity_free(bio); in __bio_free()
245 static void bio_free(struct bio *bio) in bio_free() argument
247 struct bio_set *bs = bio->bi_pool; in bio_free()
250 __bio_free(bio); in bio_free()
253 if (bio_flagged(bio, BIO_OWNS_VEC)) in bio_free()
254 bvec_free(bs->bvec_pool, bio->bi_io_vec, BIO_POOL_IDX(bio)); in bio_free()
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| D | blk-map.c | 13 struct bio *bio) in blk_rq_append_bio() argument
15 if (!rq->bio) in blk_rq_append_bio()
16 blk_rq_bio_prep(q, rq, bio); in blk_rq_append_bio()
17 else if (!ll_back_merge_fn(q, rq, bio)) in blk_rq_append_bio()
20 rq->biotail->bi_next = bio; in blk_rq_append_bio()
21 rq->biotail = bio; in blk_rq_append_bio()
23 rq->__data_len += bio->bi_iter.bi_size; in blk_rq_append_bio()
28 static int __blk_rq_unmap_user(struct bio *bio) in __blk_rq_unmap_user() argument
32 if (bio) { in __blk_rq_unmap_user()
33 if (bio_flagged(bio, BIO_USER_MAPPED)) in __blk_rq_unmap_user()
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| D | blk-merge.c | 13 struct bio *bio, in __blk_recalc_rq_segments() argument
19 struct bio *fbio, *bbio; in __blk_recalc_rq_segments()
22 if (!bio) in __blk_recalc_rq_segments()
29 if (bio->bi_rw & REQ_DISCARD) in __blk_recalc_rq_segments()
32 if (bio->bi_rw & REQ_WRITE_SAME) in __blk_recalc_rq_segments()
35 fbio = bio; in __blk_recalc_rq_segments()
40 for_each_bio(bio) { in __blk_recalc_rq_segments()
41 bio_for_each_segment(bv, bio, iter) { in __blk_recalc_rq_segments()
78 bbio = bio; in __blk_recalc_rq_segments()
94 rq->nr_phys_segments = __blk_recalc_rq_segments(rq->q, rq->bio, in blk_recalc_rq_segments()
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| D | bio-integrity.c | 45 struct bio_integrity_payload *bio_integrity_alloc(struct bio *bio, in bio_integrity_alloc() argument
50 struct bio_set *bs = bio->bi_pool; in bio_integrity_alloc()
80 bip->bip_bio = bio; in bio_integrity_alloc()
81 bio->bi_integrity = bip; in bio_integrity_alloc()
82 bio->bi_rw |= REQ_INTEGRITY; in bio_integrity_alloc()
98 void bio_integrity_free(struct bio *bio) in bio_integrity_free() argument
100 struct bio_integrity_payload *bip = bio_integrity(bio); in bio_integrity_free()
101 struct bio_set *bs = bio->bi_pool; in bio_integrity_free()
117 bio->bi_integrity = NULL; in bio_integrity_free()
130 int bio_integrity_add_page(struct bio *bio, struct page *page, in bio_integrity_add_page() argument
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| D | bounce.c | 101 static void copy_to_high_bio_irq(struct bio *to, struct bio *from) in copy_to_high_bio_irq()
125 static void bounce_end_io(struct bio *bio, mempool_t *pool, int err) in bounce_end_io() argument
127 struct bio *bio_orig = bio->bi_private; in bounce_end_io()
131 if (test_bit(BIO_EOPNOTSUPP, &bio->bi_flags)) in bounce_end_io()
137 bio_for_each_segment_all(bvec, bio, i) { in bounce_end_io()
147 bio_put(bio); in bounce_end_io()
150 static void bounce_end_io_write(struct bio *bio, int err) in bounce_end_io_write() argument
152 bounce_end_io(bio, page_pool, err); in bounce_end_io_write()
155 static void bounce_end_io_write_isa(struct bio *bio, int err) in bounce_end_io_write_isa() argument
158 bounce_end_io(bio, isa_page_pool, err); in bounce_end_io_write_isa()
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| D | blk-lib.c | 18 static void bio_batch_end_io(struct bio *bio, int err) in bio_batch_end_io() argument
20 struct bio_batch *bb = bio->bi_private; in bio_batch_end_io()
26 bio_put(bio); in bio_batch_end_io()
49 struct bio *bio; in blkdev_issue_discard() local
89 bio = bio_alloc(gfp_mask, 1); in blkdev_issue_discard()
90 if (!bio) { in blkdev_issue_discard()
111 bio->bi_iter.bi_sector = sector; in blkdev_issue_discard()
112 bio->bi_end_io = bio_batch_end_io; in blkdev_issue_discard()
113 bio->bi_bdev = bdev; in blkdev_issue_discard()
114 bio->bi_private = &bb; in blkdev_issue_discard()
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| D | blk-core.c | 117 static void req_bio_endio(struct request *rq, struct bio *bio, in req_bio_endio() argument
121 clear_bit(BIO_UPTODATE, &bio->bi_flags); in req_bio_endio()
122 else if (!test_bit(BIO_UPTODATE, &bio->bi_flags)) in req_bio_endio()
126 set_bit(BIO_QUIET, &bio->bi_flags); in req_bio_endio()
128 bio_advance(bio, nbytes); in req_bio_endio()
131 if (bio->bi_iter.bi_size == 0 && !(rq->cmd_flags & REQ_FLUSH_SEQ)) in req_bio_endio()
132 bio_endio(bio, error); in req_bio_endio()
147 rq->bio, rq->biotail, blk_rq_bytes(rq)); in blk_dump_rq_flags()
737 static void blk_queue_bio(struct request_queue *q, struct bio *bio);
929 static bool blk_rq_should_init_elevator(struct bio *bio) in blk_rq_should_init_elevator() argument
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| D | blk-throttle.c | 323 static void throtl_qnode_add_bio(struct bio *bio, struct throtl_qnode *qn, in throtl_qnode_add_bio() argument
326 bio_list_add(&qn->bios, bio); in throtl_qnode_add_bio()
337 static struct bio *throtl_peek_queued(struct list_head *queued) in throtl_peek_queued()
340 struct bio *bio; in throtl_peek_queued() local
345 bio = bio_list_peek(&qn->bios); in throtl_peek_queued()
346 WARN_ON_ONCE(!bio); in throtl_peek_queued()
347 return bio; in throtl_peek_queued()
364 static struct bio *throtl_pop_queued(struct list_head *queued, in throtl_pop_queued()
368 struct bio *bio; in throtl_pop_queued() local
373 bio = bio_list_pop(&qn->bios); in throtl_pop_queued()
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| D | blk.h | 58 void init_request_from_bio(struct request *req, struct bio *bio);
60 struct bio *bio);
62 struct bio *bio);
77 struct bio *bio);
79 struct bio *bio);
80 bool blk_attempt_plug_merge(struct request_queue *q, struct bio *bio,
182 struct bio *bio);
184 struct bio *bio);
191 bool blk_rq_merge_ok(struct request *rq, struct bio *bio);
192 int blk_try_merge(struct request *rq, struct bio *bio);
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| D | blk-integrity.c | 44 int blk_rq_count_integrity_sg(struct request_queue *q, struct bio *bio) in blk_rq_count_integrity_sg() argument
52 bio_for_each_integrity_vec(iv, bio, iter) { in blk_rq_count_integrity_sg()
89 int blk_rq_map_integrity_sg(struct request_queue *q, struct bio *bio, in blk_rq_map_integrity_sg() argument
98 bio_for_each_integrity_vec(iv, bio, iter) { in blk_rq_map_integrity_sg()
198 if (bio_integrity(req->bio)->bip_flags != in blk_integrity_merge_rq()
199 bio_integrity(next->bio)->bip_flags) in blk_integrity_merge_rq()
211 struct bio *bio) in blk_integrity_merge_bio() argument
214 struct bio *next = bio->bi_next; in blk_integrity_merge_bio()
216 if (blk_integrity_rq(req) == 0 && bio_integrity(bio) == NULL) in blk_integrity_merge_bio()
219 if (blk_integrity_rq(req) == 0 || bio_integrity(bio) == NULL) in blk_integrity_merge_bio()
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| D | blk-cgroup.h | 190 static inline struct blkcg *bio_blkcg(struct bio *bio) in bio_blkcg() argument
192 if (bio && bio->bi_css) in bio_blkcg()
193 return css_to_blkcg(bio->bi_css); in bio_blkcg()
325 struct bio *bio) in blk_get_rl() argument
332 blkcg = bio_blkcg(bio); in blk_get_rl()
584 static inline struct blkcg *bio_blkcg(struct bio *bio) { return NULL; } in bio_blkcg() argument
594 struct bio *bio) { return &q->root_rl; } in blk_get_rl() argument
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| D | blk-mq.c | 694 struct blk_mq_ctx *ctx, struct bio *bio) in blk_mq_attempt_merge() argument
705 if (!blk_rq_merge_ok(rq, bio)) in blk_mq_attempt_merge()
708 el_ret = blk_try_merge(rq, bio); in blk_mq_attempt_merge()
710 if (bio_attempt_back_merge(q, rq, bio)) { in blk_mq_attempt_merge()
716 if (bio_attempt_front_merge(q, rq, bio)) { in blk_mq_attempt_merge()
1150 static void blk_mq_bio_to_request(struct request *rq, struct bio *bio) in blk_mq_bio_to_request() argument
1152 init_request_from_bio(rq, bio); in blk_mq_bio_to_request()
1166 struct request *rq, struct bio *bio) in blk_mq_merge_queue_io() argument
1169 blk_mq_bio_to_request(rq, bio); in blk_mq_merge_queue_io()
1179 if (!blk_mq_attempt_merge(q, ctx, bio)) { in blk_mq_merge_queue_io()
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| D | elevator.c | 56 static int elv_iosched_allow_merge(struct request *rq, struct bio *bio) in elv_iosched_allow_merge() argument
62 return e->type->ops.elevator_allow_merge_fn(q, rq, bio); in elv_iosched_allow_merge()
70 bool elv_rq_merge_ok(struct request *rq, struct bio *bio) in elv_rq_merge_ok() argument
72 if (!blk_rq_merge_ok(rq, bio)) in elv_rq_merge_ok()
75 if (!elv_iosched_allow_merge(rq, bio)) in elv_rq_merge_ok()
411 int elv_merge(struct request_queue *q, struct request **req, struct bio *bio) in elv_merge() argument
429 if (q->last_merge && elv_rq_merge_ok(q->last_merge, bio)) { in elv_merge()
430 ret = blk_try_merge(q->last_merge, bio); in elv_merge()
443 __rq = elv_rqhash_find(q, bio->bi_iter.bi_sector); in elv_merge()
444 if (__rq && elv_rq_merge_ok(__rq, bio)) { in elv_merge()
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| D | blk-flush.c | 125 rq->bio = rq->biotail; in blk_flush_restore_request()
400 BUG_ON(rq->bio != rq->biotail); /*assumes zero or single bio rq */ in blk_insert_flush()
453 struct bio *bio; in blkdev_issue_flush() local
472 bio = bio_alloc(gfp_mask, 0); in blkdev_issue_flush()
473 bio->bi_bdev = bdev; in blkdev_issue_flush()
475 ret = submit_bio_wait(WRITE_FLUSH, bio); in blkdev_issue_flush()
483 *error_sector = bio->bi_iter.bi_sector; in blkdev_issue_flush()
485 bio_put(bio); in blkdev_issue_flush()
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| D | bsg.c | 84 struct bio *bio; member
85 struct bio *bidi_bio;
292 blk_rq_unmap_user(next_rq->bio); in bsg_map_hdr()
309 bd->name, rq, bc, bc->bio, uptodate); in bsg_rq_end_io()
334 bc->bio = rq->bio; in bsg_add_command()
336 bc->bidi_bio = rq->next_rq->bio; in bsg_add_command()
394 struct bio *bio, struct bio *bidi_bio) in blk_complete_sgv4_hdr_rq() argument
398 dprintk("rq %p bio %p 0x%x\n", rq, bio, rq->errors); in blk_complete_sgv4_hdr_rq()
441 blk_rq_unmap_user(bio); in blk_complete_sgv4_hdr_rq()
501 tret = blk_complete_sgv4_hdr_rq(bc->rq, &bc->hdr, bc->bio, in bsg_complete_all_commands()
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| D | deadline-iosched.c | 125 deadline_merge(struct request_queue *q, struct request **req, struct bio *bio) in deadline_merge() argument
135 sector_t sector = bio_end_sector(bio); in deadline_merge()
137 __rq = elv_rb_find(&dd->sort_list[bio_data_dir(bio)], sector); in deadline_merge()
141 if (elv_rq_merge_ok(__rq, bio)) { in deadline_merge()
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| D | Makefile | 5 obj-$(CONFIG_BLOCK) := bio.o elevator.o blk-core.o blk-tag.o blk-sysfs.o \
24 obj-$(CONFIG_BLK_DEV_INTEGRITY) += bio-integrity.o blk-integrity.o t10-pi.o
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| D | scsi_ioctl.c | 252 struct bio *bio) in blk_complete_sghdr_rq() argument
279 r = blk_rq_unmap_user(bio); in blk_complete_sghdr_rq()
295 struct bio *bio; in sg_io() local
356 bio = rq->bio; in sg_io()
372 ret = blk_complete_sghdr_rq(rq, hdr, bio); in sg_io()
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| D | cfq-iosched.c | 861 struct cfq_io_cq *cic, struct bio *bio,
898 static inline bool cfq_bio_sync(struct bio *bio) in cfq_bio_sync() argument
900 return bio_data_dir(bio) == READ || (bio->bi_rw & REQ_SYNC); in cfq_bio_sync()
2282 cfq_find_rq_fmerge(struct cfq_data *cfqd, struct bio *bio) in cfq_find_rq_fmerge() argument
2292 cfqq = cic_to_cfqq(cic, cfq_bio_sync(bio)); in cfq_find_rq_fmerge()
2294 return elv_rb_find(&cfqq->sort_list, bio_end_sector(bio)); in cfq_find_rq_fmerge()
2339 struct bio *bio) in cfq_merge() argument
2344 __rq = cfq_find_rq_fmerge(cfqd, bio); in cfq_merge()
2345 if (__rq && elv_rq_merge_ok(__rq, bio)) { in cfq_merge()
2364 struct bio *bio) in cfq_bio_merged() argument
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| D | bsg-lib.c | 132 if (req->bio) { in bsg_create_job()
137 if (rsp && rsp->bio) { in bsg_create_job()
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| D | Kconfig | 92 bool "Block layer bio throttling support"
96 Block layer bio throttling support. It can be used to limit
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| /linux-4.1.27/drivers/md/bcache/ |
| D | io.c | 14 static unsigned bch_bio_max_sectors(struct bio *bio) in bch_bio_max_sectors() argument
16 struct request_queue *q = bdev_get_queue(bio->bi_bdev); in bch_bio_max_sectors()
21 if (bio->bi_rw & REQ_DISCARD) in bch_bio_max_sectors()
22 return min(bio_sectors(bio), q->limits.max_discard_sectors); in bch_bio_max_sectors()
24 bio_for_each_segment(bv, bio, iter) { in bch_bio_max_sectors()
26 .bi_bdev = bio->bi_bdev, in bch_bio_max_sectors()
27 .bi_sector = bio->bi_iter.bi_sector, in bch_bio_max_sectors()
29 .bi_rw = bio->bi_rw, in bch_bio_max_sectors()
47 ret = max_t(int, ret, bio_iovec(bio).bv_len >> 9); in bch_bio_max_sectors()
56 s->bio->bi_end_io = s->bi_end_io; in bch_bio_submit_split_done()
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| D | request.c | 28 static unsigned cache_mode(struct cached_dev *dc, struct bio *bio) in cache_mode() argument
33 static bool verify(struct cached_dev *dc, struct bio *bio) in verify() argument
38 static void bio_csum(struct bio *bio, struct bkey *k) in bio_csum() argument
44 bio_for_each_segment(bv, bio, iter) { in bio_csum()
118 struct bio *bio = op->bio; in bch_data_invalidate() local
121 bio_sectors(bio), (uint64_t) bio->bi_iter.bi_sector); in bch_data_invalidate()
123 while (bio_sectors(bio)) { in bch_data_invalidate()
124 unsigned sectors = min(bio_sectors(bio), in bch_data_invalidate()
130 bio->bi_iter.bi_sector += sectors; in bch_data_invalidate()
131 bio->bi_iter.bi_size -= sectors << 9; in bch_data_invalidate()
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| D | movinggc.c | 18 struct bbio bio; member
46 struct bio *bio = &io->bio.bio; in write_moving_finish() local
50 bio_for_each_segment_all(bv, bio, i) in write_moving_finish()
63 static void read_moving_endio(struct bio *bio, int error) in read_moving_endio() argument
65 struct bbio *b = container_of(bio, struct bbio, bio); in read_moving_endio()
66 struct moving_io *io = container_of(bio->bi_private, in read_moving_endio()
76 bch_bbio_endio(io->op.c, bio, error, "reading data to move"); in read_moving_endio()
81 struct bio *bio = &io->bio.bio; in moving_init() local
83 bio_init(bio); in moving_init()
84 bio_get(bio); in moving_init()
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| D | writeback.c | 102 struct bio bio; member
108 struct bio *bio = &io->bio; in dirty_init() local
110 bio_init(bio); in dirty_init()
112 bio_set_prio(bio, IOPRIO_PRIO_VALUE(IOPRIO_CLASS_IDLE, 0)); in dirty_init()
114 bio->bi_iter.bi_size = KEY_SIZE(&w->key) << 9; in dirty_init()
115 bio->bi_max_vecs = DIV_ROUND_UP(KEY_SIZE(&w->key), PAGE_SECTORS); in dirty_init()
116 bio->bi_private = w; in dirty_init()
117 bio->bi_io_vec = bio->bi_inline_vecs; in dirty_init()
118 bch_bio_map(bio, NULL); in dirty_init()
130 struct keybuf_key *w = io->bio.bi_private; in write_dirty_finish()
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| D | journal.c | 27 static void journal_read_endio(struct bio *bio, int error) in journal_read_endio() argument
29 struct closure *cl = bio->bi_private; in journal_read_endio()
37 struct bio *bio = &ja->bio; in journal_read_bucket() local
54 bio_reset(bio); in journal_read_bucket()
55 bio->bi_iter.bi_sector = bucket + offset; in journal_read_bucket()
56 bio->bi_bdev = ca->bdev; in journal_read_bucket()
57 bio->bi_rw = READ; in journal_read_bucket()
58 bio->bi_iter.bi_size = len << 9; in journal_read_bucket()
60 bio->bi_end_io = journal_read_endio; in journal_read_bucket()
61 bio->bi_private = &cl; in journal_read_bucket()
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| D | debug.c | 34 struct bio *bio; in bch_btree_verify() local
51 bio = bch_bbio_alloc(b->c); in bch_btree_verify()
52 bio->bi_bdev = PTR_CACHE(b->c, &b->key, 0)->bdev; in bch_btree_verify()
53 bio->bi_iter.bi_sector = PTR_OFFSET(&b->key, 0); in bch_btree_verify()
54 bio->bi_iter.bi_size = KEY_SIZE(&v->key) << 9; in bch_btree_verify()
55 bch_bio_map(bio, sorted); in bch_btree_verify()
57 submit_bio_wait(REQ_META|READ_SYNC, bio); in bch_btree_verify()
58 bch_bbio_free(bio, b->c); in bch_btree_verify()
105 void bch_data_verify(struct cached_dev *dc, struct bio *bio) in bch_data_verify() argument
108 struct bio *check; in bch_data_verify()
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| D | debug.h | 4 struct bio;
11 void bch_data_verify(struct cached_dev *, struct bio *);
20 static inline void bch_data_verify(struct cached_dev *dc, struct bio *bio) {} in bch_data_verify() argument
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| D | writeback.h | 42 static inline bool should_writeback(struct cached_dev *dc, struct bio *bio, in should_writeback() argument
53 bcache_dev_stripe_dirty(dc, bio->bi_iter.bi_sector, in should_writeback()
54 bio_sectors(bio))) in should_writeback()
60 return bio->bi_rw & REQ_SYNC || in should_writeback()
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| D | bcache.h | 254 struct bio *bio; member
289 struct bio *, unsigned);
311 struct bio sb_bio;
398 struct bio sb_bio;
694 struct bio bio; member
870 void bch_bbio_count_io_errors(struct cache_set *, struct bio *,
872 void bch_bbio_endio(struct cache_set *, struct bio *, int, const char *);
873 void bch_bbio_free(struct bio *, struct cache_set *);
874 struct bio *bch_bbio_alloc(struct cache_set *);
876 void bch_generic_make_request(struct bio *, struct bio_split_pool *);
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| D | super.c | 224 static void write_bdev_super_endio(struct bio *bio, int error) in write_bdev_super_endio() argument
226 struct cached_dev *dc = bio->bi_private; in write_bdev_super_endio()
232 static void __write_super(struct cache_sb *sb, struct bio *bio) in __write_super() argument
234 struct cache_sb *out = page_address(bio->bi_io_vec[0].bv_page); in __write_super()
237 bio->bi_iter.bi_sector = SB_SECTOR; in __write_super()
238 bio->bi_rw = REQ_SYNC|REQ_META; in __write_super()
239 bio->bi_iter.bi_size = SB_SIZE; in __write_super()
240 bch_bio_map(bio, NULL); in __write_super()
264 submit_bio(REQ_WRITE, bio); in __write_super()
277 struct bio *bio = &dc->sb_bio; in bch_write_bdev_super() local
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| D | util.c | 225 void bch_bio_map(struct bio *bio, void *base) in bch_bio_map() argument
227 size_t size = bio->bi_iter.bi_size; in bch_bio_map()
228 struct bio_vec *bv = bio->bi_io_vec; in bch_bio_map()
230 BUG_ON(!bio->bi_iter.bi_size); in bch_bio_map()
231 BUG_ON(bio->bi_vcnt); in bch_bio_map()
236 for (; size; bio->bi_vcnt++, bv++) { in bch_bio_map()
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| D | journal.h | 148 struct bio discard_bio;
152 struct bio bio; member
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| D | request.h | 7 struct bio *bio; member
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| D | btree.c | 281 static void btree_node_read_endio(struct bio *bio, int error) in btree_node_read_endio() argument
283 struct closure *cl = bio->bi_private; in btree_node_read_endio()
291 struct bio *bio; in bch_btree_node_read() local
297 bio = bch_bbio_alloc(b->c); in bch_btree_node_read()
298 bio->bi_rw = REQ_META|READ_SYNC; in bch_btree_node_read()
299 bio->bi_iter.bi_size = KEY_SIZE(&b->key) << 9; in bch_btree_node_read()
300 bio->bi_end_io = btree_node_read_endio; in bch_btree_node_read()
301 bio->bi_private = &cl; in bch_btree_node_read()
303 bch_bio_map(bio, b->keys.set[0].data); in bch_btree_node_read()
305 bch_submit_bbio(bio, b->c, &b->key, 0); in bch_btree_node_read()
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| D | btree.h | 146 struct bio *bio; member
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| D | util.h | 572 void bch_bio_map(struct bio *bio, void *base);
579 #define closure_bio_submit(bio, cl, dev) \ argument
582 bch_generic_make_request(bio, &(dev)->bio_split_hook); \
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| /linux-4.1.27/kernel/power/ |
| D | block_io.c | 29 struct page *page, struct bio **bio_chain) in submit()
32 struct bio *bio; in submit() local
34 bio = bio_alloc(__GFP_WAIT | __GFP_HIGH, 1); in submit()
35 bio->bi_iter.bi_sector = sector; in submit()
36 bio->bi_bdev = bdev; in submit()
37 bio->bi_end_io = end_swap_bio_read; in submit()
39 if (bio_add_page(bio, page, PAGE_SIZE, 0) < PAGE_SIZE) { in submit()
42 bio_put(bio); in submit()
47 bio_get(bio); in submit()
50 submit_bio(bio_rw, bio); in submit()
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| D | swap.c | 277 static int write_page(void *buf, sector_t offset, struct bio **bio_chain) in write_page()
351 struct bio **bio_chain) in swap_write_page()
448 struct bio *bio; in save_image() local
458 bio = NULL; in save_image()
464 ret = swap_write_page(handle, data_of(*snapshot), &bio); in save_image()
472 err2 = hib_wait_on_bio_chain(&bio); in save_image()
583 struct bio *bio; in save_image_lzo() local
677 bio = NULL; in save_image_lzo()
751 ret = swap_write_page(handle, page, &bio); in save_image_lzo()
762 err2 = hib_wait_on_bio_chain(&bio); in save_image_lzo()
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| D | power.h | 170 struct bio **bio_chain);
172 struct bio **bio_chain);
173 extern int hib_wait_on_bio_chain(struct bio **bio_chain);
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| /linux-4.1.27/fs/logfs/ |
| D | dev_bdev.c | 19 struct bio bio; in sync_request() local
22 bio_init(&bio); in sync_request()
23 bio.bi_max_vecs = 1; in sync_request()
24 bio.bi_io_vec = &bio_vec; in sync_request()
28 bio.bi_vcnt = 1; in sync_request()
29 bio.bi_bdev = bdev; in sync_request()
30 bio.bi_iter.bi_sector = page->index * (PAGE_SIZE >> 9); in sync_request()
31 bio.bi_iter.bi_size = PAGE_SIZE; in sync_request()
33 return submit_bio_wait(rw, &bio); in sync_request()
56 static void writeseg_end_io(struct bio *bio, int err) in writeseg_end_io() argument
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| /linux-4.1.27/fs/ |
| D | mpage.c | 45 static void mpage_end_io(struct bio *bio, int err) in mpage_end_io() argument
50 bio_for_each_segment_all(bv, bio, i) { in mpage_end_io()
52 page_endio(page, bio_data_dir(bio), err); in mpage_end_io()
55 bio_put(bio); in mpage_end_io()
58 static struct bio *mpage_bio_submit(int rw, struct bio *bio) in mpage_bio_submit() argument
60 bio->bi_end_io = mpage_end_io; in mpage_bio_submit()
61 guard_bio_eod(rw, bio); in mpage_bio_submit()
62 submit_bio(rw, bio); in mpage_bio_submit()
66 static struct bio *
71 struct bio *bio; in mpage_alloc() local
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| D | direct-io.c | 62 struct bio *bio; /* bio under assembly */ member
125 struct bio *bio_list; /* singly linked via bi_private */
283 static int dio_bio_complete(struct dio *dio, struct bio *bio);
288 static void dio_bio_end_aio(struct bio *bio, int error) in dio_bio_end_aio() argument
290 struct dio *dio = bio->bi_private; in dio_bio_end_aio()
295 dio_bio_complete(dio, bio); in dio_bio_end_aio()
321 static void dio_bio_end_io(struct bio *bio, int error) in dio_bio_end_io() argument
323 struct dio *dio = bio->bi_private; in dio_bio_end_io()
327 bio->bi_private = dio->bio_list; in dio_bio_end_io()
328 dio->bio_list = bio; in dio_bio_end_io()
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| D | buffer.c | 2937 static void end_bio_bh_io_sync(struct bio *bio, int err) in end_bio_bh_io_sync() argument
2939 struct buffer_head *bh = bio->bi_private; in end_bio_bh_io_sync()
2942 set_bit(BIO_EOPNOTSUPP, &bio->bi_flags); in end_bio_bh_io_sync()
2945 if (unlikely (test_bit(BIO_QUIET,&bio->bi_flags))) in end_bio_bh_io_sync()
2948 bh->b_end_io(bh, test_bit(BIO_UPTODATE, &bio->bi_flags)); in end_bio_bh_io_sync()
2949 bio_put(bio); in end_bio_bh_io_sync()
2964 void guard_bio_eod(int rw, struct bio *bio) in guard_bio_eod() argument
2967 struct bio_vec *bvec = &bio->bi_io_vec[bio->bi_vcnt - 1]; in guard_bio_eod()
2970 maxsector = i_size_read(bio->bi_bdev->bd_inode) >> 9; in guard_bio_eod()
2979 if (unlikely(bio->bi_iter.bi_sector >= maxsector)) in guard_bio_eod()
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| D | internal.h | 41 extern void guard_bio_eod(int rw, struct bio *bio);
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| /linux-4.1.27/fs/ext4/ |
| D | readpage.c | 58 struct bio *bio = ctx->bio; in completion_pages() local
62 bio_for_each_segment_all(bv, bio, i) { in completion_pages()
74 bio_put(bio); in completion_pages()
80 static inline bool ext4_bio_encrypted(struct bio *bio) in ext4_bio_encrypted() argument
83 return unlikely(bio->bi_private != NULL); in ext4_bio_encrypted()
101 static void mpage_end_io(struct bio *bio, int err) in mpage_end_io() argument
106 if (ext4_bio_encrypted(bio)) { in mpage_end_io()
107 struct ext4_crypto_ctx *ctx = bio->bi_private; in mpage_end_io()
113 ctx->bio = bio; in mpage_end_io()
118 bio_for_each_segment_all(bv, bio, i) { in mpage_end_io()
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| D | page-io.c | 61 static void ext4_finish_bio(struct bio *bio) in ext4_finish_bio() argument
64 int error = !test_bit(BIO_UPTODATE, &bio->bi_flags); in ext4_finish_bio()
67 bio_for_each_segment_all(bvec, bio, i) { in ext4_finish_bio()
127 struct bio *bio, *next_bio; in ext4_release_io_end() local
136 for (bio = io_end->bio; bio; bio = next_bio) { in ext4_release_io_end()
137 next_bio = bio->bi_private; in ext4_release_io_end()
138 ext4_finish_bio(bio); in ext4_release_io_end()
139 bio_put(bio); in ext4_release_io_end()
313 static void ext4_end_bio(struct bio *bio, int error) in ext4_end_bio() argument
315 ext4_io_end_t *io_end = bio->bi_private; in ext4_end_bio()
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| D | crypto.c | 484 struct bio *bio; in ext4_encrypted_zeroout() local
518 bio = bio_alloc(GFP_KERNEL, 1); in ext4_encrypted_zeroout()
519 if (!bio) { in ext4_encrypted_zeroout()
523 bio->bi_bdev = inode->i_sb->s_bdev; in ext4_encrypted_zeroout()
524 bio->bi_iter.bi_sector = pblk; in ext4_encrypted_zeroout()
525 err = bio_add_page(bio, ciphertext_page, in ext4_encrypted_zeroout()
528 bio_put(bio); in ext4_encrypted_zeroout()
531 err = submit_bio_wait(WRITE, bio); in ext4_encrypted_zeroout()
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| D | ext4_crypto.h | 82 struct bio *bio; /* The bio for this context */ member
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| /linux-4.1.27/mm/ |
| D | page_io.c | 27 static struct bio *get_swap_bio(gfp_t gfp_flags, in get_swap_bio()
30 struct bio *bio; in get_swap_bio() local
32 bio = bio_alloc(gfp_flags, 1); in get_swap_bio()
33 if (bio) { in get_swap_bio()
34 bio->bi_iter.bi_sector = map_swap_page(page, &bio->bi_bdev); in get_swap_bio()
35 bio->bi_iter.bi_sector <<= PAGE_SHIFT - 9; in get_swap_bio()
36 bio->bi_io_vec[0].bv_page = page; in get_swap_bio()
37 bio->bi_io_vec[0].bv_len = PAGE_SIZE; in get_swap_bio()
38 bio->bi_io_vec[0].bv_offset = 0; in get_swap_bio()
39 bio->bi_vcnt = 1; in get_swap_bio()
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| /linux-4.1.27/include/trace/events/ |
| D | block.h | 258 TP_PROTO(struct request_queue *q, struct bio *bio),
260 TP_ARGS(q, bio),
271 __entry->dev = bio->bi_bdev ?
272 bio->bi_bdev->bd_dev : 0;
273 __entry->sector = bio->bi_iter.bi_sector;
274 __entry->nr_sector = bio_sectors(bio);
275 blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
296 TP_PROTO(struct request_queue *q, struct bio *bio, int error),
298 TP_ARGS(q, bio, error),
309 __entry->dev = bio->bi_bdev->bd_dev;
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| D | bcache.h | 10 TP_PROTO(struct bcache_device *d, struct bio *bio),
11 TP_ARGS(d, bio),
24 __entry->dev = bio->bi_bdev->bd_dev;
27 __entry->sector = bio->bi_iter.bi_sector;
28 __entry->orig_sector = bio->bi_iter.bi_sector - 16;
29 __entry->nr_sector = bio->bi_iter.bi_size >> 9;
30 blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_iter.bi_size);
80 TP_PROTO(struct bcache_device *d, struct bio *bio),
81 TP_ARGS(d, bio)
85 TP_PROTO(struct bcache_device *d, struct bio *bio),
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| D | f2fs.h | 741 struct bio *bio),
743 TP_ARGS(sb, fio, bio),
757 __entry->sector = bio->bi_iter.bi_sector;
758 __entry->size = bio->bi_iter.bi_size;
772 struct bio *bio),
774 TP_ARGS(sb, fio, bio),
776 TP_CONDITION(bio)
782 struct bio *bio),
784 TP_ARGS(sb, fio, bio),
786 TP_CONDITION(bio)
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| /linux-4.1.27/drivers/md/ |
| D | dm-raid1.c | 119 static void queue_bio(struct mirror_set *ms, struct bio *bio, int rw) in queue_bio() argument
128 bio_list_add(bl, bio); in queue_bio()
138 struct bio *bio; in dispatch_bios() local
140 while ((bio = bio_list_pop(bio_list))) in dispatch_bios()
141 queue_bio(ms, bio, WRITE); in dispatch_bios()
161 static struct mirror *bio_get_m(struct bio *bio) in bio_get_m() argument
163 return (struct mirror *) bio->bi_next; in bio_get_m()
166 static void bio_set_m(struct bio *bio, struct mirror *m) in bio_set_m() argument
168 bio->bi_next = (struct bio *) m; in bio_set_m()
429 static int mirror_available(struct mirror_set *ms, struct bio *bio) in mirror_available() argument
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| D | dm-thin.c | 209 typedef void (*process_bio_fn)(struct thin_c *tc, struct bio *bio);
327 static int bio_detain(struct pool *pool, struct dm_cell_key *key, struct bio *bio, in bio_detain() argument
339 r = dm_bio_detain(pool->prison, key, bio, cell_prealloc, cell_result); in bio_detain()
475 struct bio *bio; in error_bio_list() local
477 while ((bio = bio_list_pop(bios))) in error_bio_list()
478 bio_endio(bio, error); in error_bio_list()
550 static dm_block_t get_bio_block(struct thin_c *tc, struct bio *bio) in get_bio_block() argument
553 sector_t block_nr = bio->bi_iter.bi_sector; in get_bio_block()
563 static void remap(struct thin_c *tc, struct bio *bio, dm_block_t block) in remap() argument
566 sector_t bi_sector = bio->bi_iter.bi_sector; in remap()
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| D | dm-log-writes.c | 149 static void log_end_io(struct bio *bio, int err) in log_end_io() argument
151 struct log_writes_c *lc = bio->bi_private; in log_end_io()
164 bio_for_each_segment_all(bvec, bio, i) in log_end_io()
168 bio_put(bio); in log_end_io()
193 struct bio *bio; in write_metadata() local
198 bio = bio_alloc(GFP_KERNEL, 1); in write_metadata()
199 if (!bio) { in write_metadata()
203 bio->bi_iter.bi_size = 0; in write_metadata()
204 bio->bi_iter.bi_sector = sector; in write_metadata()
205 bio->bi_bdev = lc->logdev->bdev; in write_metadata()
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| D | dm-bio-record.h | 26 static inline void dm_bio_record(struct dm_bio_details *bd, struct bio *bio) in dm_bio_record() argument
28 bd->bi_bdev = bio->bi_bdev; in dm_bio_record()
29 bd->bi_flags = bio->bi_flags; in dm_bio_record()
30 bd->bi_iter = bio->bi_iter; in dm_bio_record()
33 static inline void dm_bio_restore(struct dm_bio_details *bd, struct bio *bio) in dm_bio_restore() argument
35 bio->bi_bdev = bd->bi_bdev; in dm_bio_restore()
36 bio->bi_flags = bd->bi_flags; in dm_bio_restore()
37 bio->bi_iter = bd->bi_iter; in dm_bio_restore()
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| D | raid1.c | 54 #define IO_BLOCKED ((struct bio *)1)
59 #define IO_MADE_GOOD ((struct bio *)2)
61 #define BIO_SPECIAL(bio) ((unsigned long)bio <= 2) argument
99 struct bio *bio; in r1buf_pool_alloc() local
111 bio = bio_kmalloc(gfp_flags, RESYNC_PAGES); in r1buf_pool_alloc()
112 if (!bio) in r1buf_pool_alloc()
114 r1_bio->bios[j] = bio; in r1buf_pool_alloc()
127 bio = r1_bio->bios[j]; in r1buf_pool_alloc()
128 bio->bi_vcnt = RESYNC_PAGES; in r1buf_pool_alloc()
130 if (bio_alloc_pages(bio, gfp_flags)) in r1buf_pool_alloc()
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| D | dm-delay.c | 64 static void flush_bios(struct bio *bio) in flush_bios() argument
66 struct bio *n; in flush_bios()
68 while (bio) { in flush_bios()
69 n = bio->bi_next; in flush_bios()
70 bio->bi_next = NULL; in flush_bios()
71 generic_make_request(bio); in flush_bios()
72 bio = n; in flush_bios()
76 static struct bio *flush_delayed_bios(struct delay_c *dc, int flush_all) in flush_delayed_bios()
86 struct bio *bio = dm_bio_from_per_bio_data(delayed, in flush_delayed_bios() local
89 bio_list_add(&flush_bios, bio); in flush_delayed_bios()
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| D | multipath.c | 77 struct bio *bio = mp_bh->master_bio; in multipath_end_bh_io() local
80 bio_endio(bio, err); in multipath_end_bh_io()
84 static void multipath_end_request(struct bio *bio, int error) in multipath_end_request() argument
86 int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags); in multipath_end_request()
87 struct multipath_bh *mp_bh = bio->bi_private; in multipath_end_request()
93 else if (!(bio->bi_rw & REQ_RAHEAD)) { in multipath_end_request()
101 (unsigned long long)bio->bi_iter.bi_sector); in multipath_end_request()
108 static void multipath_make_request(struct mddev *mddev, struct bio * bio) in multipath_make_request() argument
114 if (unlikely(bio->bi_rw & REQ_FLUSH)) { in multipath_make_request()
115 md_flush_request(mddev, bio); in multipath_make_request()
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| D | raid10.c | 83 #define IO_BLOCKED ((struct bio *)1)
88 #define IO_MADE_GOOD ((struct bio *)2)
90 #define BIO_SPECIAL(bio) ((unsigned long)bio <= 2) argument
104 static void end_reshape_write(struct bio *bio, int error);
142 struct bio *bio; in r10buf_pool_alloc() local
160 bio = bio_kmalloc(gfp_flags, RESYNC_PAGES); in r10buf_pool_alloc()
161 if (!bio) in r10buf_pool_alloc()
163 r10_bio->devs[j].bio = bio; in r10buf_pool_alloc()
166 bio = bio_kmalloc(gfp_flags, RESYNC_PAGES); in r10buf_pool_alloc()
167 if (!bio) in r10buf_pool_alloc()
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| D | dm-flakey.c | 18 #define all_corrupt_bio_flags_match(bio, fc) \ argument
19 (((bio)->bi_rw & (fc)->corrupt_bio_flags) == (fc)->corrupt_bio_flags)
245 static void flakey_map_bio(struct dm_target *ti, struct bio *bio) in flakey_map_bio() argument
249 bio->bi_bdev = fc->dev->bdev; in flakey_map_bio()
250 if (bio_sectors(bio)) in flakey_map_bio()
251 bio->bi_iter.bi_sector = in flakey_map_bio()
252 flakey_map_sector(ti, bio->bi_iter.bi_sector); in flakey_map_bio()
255 static void corrupt_bio_data(struct bio *bio, struct flakey_c *fc) in corrupt_bio_data() argument
257 unsigned bio_bytes = bio_cur_bytes(bio); in corrupt_bio_data()
258 char *data = bio_data(bio); in corrupt_bio_data()
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| D | dm-cache-target.c | 75 static void dm_hook_bio(struct dm_hook_info *h, struct bio *bio, in dm_hook_bio() argument
78 h->bi_end_io = bio->bi_end_io; in dm_hook_bio()
79 h->bi_private = bio->bi_private; in dm_hook_bio()
81 bio->bi_end_io = bi_end_io; in dm_hook_bio()
82 bio->bi_private = bi_private; in dm_hook_bio()
85 static void dm_unhook_bio(struct dm_hook_info *h, struct bio *bio) in dm_unhook_bio() argument
87 bio->bi_end_io = h->bi_end_io; in dm_unhook_bio()
88 bio->bi_private = h->bi_private; in dm_unhook_bio()
94 atomic_inc(&bio->bi_remaining); in dm_unhook_bio()
480 struct bio *bio, struct dm_bio_prison_cell *cell_prealloc, in bio_detain_range() argument
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| D | dm-snap.c | 201 struct bio *full_bio;
218 static void init_tracked_chunk(struct bio *bio) in init_tracked_chunk() argument
220 struct dm_snap_tracked_chunk *c = dm_per_bio_data(bio, sizeof(struct dm_snap_tracked_chunk)); in init_tracked_chunk()
224 static bool is_bio_tracked(struct bio *bio) in is_bio_tracked() argument
226 struct dm_snap_tracked_chunk *c = dm_per_bio_data(bio, sizeof(struct dm_snap_tracked_chunk)); in is_bio_tracked()
230 static void track_chunk(struct dm_snapshot *s, struct bio *bio, chunk_t chunk) in track_chunk() argument
232 struct dm_snap_tracked_chunk *c = dm_per_bio_data(bio, sizeof(struct dm_snap_tracked_chunk)); in track_chunk()
242 static void stop_tracking_chunk(struct dm_snapshot *s, struct bio *bio) in stop_tracking_chunk() argument
244 struct dm_snap_tracked_chunk *c = dm_per_bio_data(bio, sizeof(struct dm_snap_tracked_chunk)); in stop_tracking_chunk()
838 static struct bio *__release_queued_bios_after_merge(struct dm_snapshot *s) in __release_queued_bios_after_merge()
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| D | faulty.c | 73 static void faulty_fail(struct bio *bio, int error) in faulty_fail() argument
75 struct bio *b = bio->bi_private; in faulty_fail()
77 b->bi_iter.bi_size = bio->bi_iter.bi_size; in faulty_fail()
78 b->bi_iter.bi_sector = bio->bi_iter.bi_sector; in faulty_fail()
80 bio_put(bio); in faulty_fail()
173 static void make_request(struct mddev *mddev, struct bio *bio) in make_request() argument
178 if (bio_data_dir(bio) == WRITE) { in make_request()
184 bio_endio(bio, -EIO); in make_request()
188 if (check_sector(conf, bio->bi_iter.bi_sector, in make_request()
189 bio_end_sector(bio), WRITE)) in make_request()
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| D | dm-io.c | 90 static void store_io_and_region_in_bio(struct bio *bio, struct io *io, in store_io_and_region_in_bio() argument
98 bio->bi_private = (void *)((unsigned long)io | region); in store_io_and_region_in_bio()
101 static void retrieve_io_and_region_from_bio(struct bio *bio, struct io **io, in retrieve_io_and_region_from_bio() argument
104 unsigned long val = (unsigned long)bio->bi_private; in retrieve_io_and_region_from_bio()
137 static void endio(struct bio *bio, int error) in endio() argument
142 if (error && bio_data_dir(bio) == READ) in endio()
143 zero_fill_bio(bio); in endio()
148 retrieve_io_and_region_from_bio(bio, &io, ®ion); in endio()
150 bio_put(bio); in endio()
219 static void bio_dp_init(struct dpages *dp, struct bio *bio) in bio_dp_init() argument
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| D | dm-stripe.c | 259 static int stripe_map_range(struct stripe_c *sc, struct bio *bio, in stripe_map_range() argument
264 stripe_map_range_sector(sc, bio->bi_iter.bi_sector, in stripe_map_range()
266 stripe_map_range_sector(sc, bio_end_sector(bio), in stripe_map_range()
269 bio->bi_bdev = sc->stripe[target_stripe].dev->bdev; in stripe_map_range()
270 bio->bi_iter.bi_sector = begin + in stripe_map_range()
272 bio->bi_iter.bi_size = to_bytes(end - begin); in stripe_map_range()
276 bio_endio(bio, 0); in stripe_map_range()
281 static int stripe_map(struct dm_target *ti, struct bio *bio) in stripe_map() argument
287 if (bio->bi_rw & REQ_FLUSH) { in stripe_map()
288 target_bio_nr = dm_bio_get_target_bio_nr(bio); in stripe_map()
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| D | linear.c | 259 static void linear_make_request(struct mddev *mddev, struct bio *bio) in linear_make_request() argument
263 struct bio *split; in linear_make_request()
266 if (unlikely(bio->bi_rw & REQ_FLUSH)) { in linear_make_request()
267 md_flush_request(mddev, bio); in linear_make_request()
272 tmp_dev = which_dev(mddev, bio->bi_iter.bi_sector); in linear_make_request()
276 bio->bi_bdev = tmp_dev->rdev->bdev; in linear_make_request()
278 if (unlikely(bio->bi_iter.bi_sector >= end_sector || in linear_make_request()
279 bio->bi_iter.bi_sector < start_sector)) in linear_make_request()
282 if (unlikely(bio_end_sector(bio) > end_sector)) { in linear_make_request()
286 split = bio_split(bio, end_sector - in linear_make_request()
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| D | dm.c | 72 struct bio *bio; member
100 struct bio *orig;
102 struct bio clone;
213 struct bio flush_bio;
643 struct bio *bio = io->bio; in start_io_acct() local
645 int rw = bio_data_dir(bio); in start_io_acct()
656 dm_stats_account_io(&md->stats, bio->bi_rw, bio->bi_iter.bi_sector, in start_io_acct()
657 bio_sectors(bio), false, 0, &io->stats_aux); in start_io_acct()
663 struct bio *bio = io->bio; in end_io_acct() local
666 int rw = bio_data_dir(bio); in end_io_acct()
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| D | dm-zero.c | 36 static int zero_map(struct dm_target *ti, struct bio *bio) in zero_map() argument
38 switch(bio_rw(bio)) { in zero_map()
40 zero_fill_bio(bio); in zero_map()
50 bio_endio(bio, 0); in zero_map()
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| D | dm-linear.c | 82 static void linear_map_bio(struct dm_target *ti, struct bio *bio) in linear_map_bio() argument
86 bio->bi_bdev = lc->dev->bdev; in linear_map_bio()
87 if (bio_sectors(bio)) in linear_map_bio()
88 bio->bi_iter.bi_sector = in linear_map_bio()
89 linear_map_sector(ti, bio->bi_iter.bi_sector); in linear_map_bio()
92 static int linear_map(struct dm_target *ti, struct bio *bio) in linear_map() argument
94 linear_map_bio(ti, bio); in linear_map()
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| D | dm-verity.c | 354 struct bio *bio = dm_bio_from_per_bio_data(io, in verity_verify_io() local
409 struct bio_vec bv = bio_iter_iovec(bio, io->iter); in verity_verify_io()
423 bio_advance_iter(bio, &io->iter, len); in verity_verify_io()
457 struct bio *bio = dm_bio_from_per_bio_data(io, v->ti->per_bio_data_size); in verity_finish_io() local
459 bio->bi_end_io = io->orig_bi_end_io; in verity_finish_io()
460 bio->bi_private = io->orig_bi_private; in verity_finish_io()
462 bio_endio_nodec(bio, error); in verity_finish_io()
472 static void verity_end_io(struct bio *bio, int error) in verity_end_io() argument
474 struct dm_verity_io *io = bio->bi_private; in verity_end_io()
546 static int verity_map(struct dm_target *ti, struct bio *bio) in verity_map() argument
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| D | dm-region-hash.c | 127 region_t dm_rh_bio_to_region(struct dm_region_hash *rh, struct bio *bio) in dm_rh_bio_to_region() argument
129 return dm_rh_sector_to_region(rh, bio->bi_iter.bi_sector - in dm_rh_bio_to_region()
395 void dm_rh_mark_nosync(struct dm_region_hash *rh, struct bio *bio) in dm_rh_mark_nosync() argument
400 region_t region = dm_rh_bio_to_region(rh, bio); in dm_rh_mark_nosync()
403 if (bio->bi_rw & REQ_FLUSH) { in dm_rh_mark_nosync()
408 if (bio->bi_rw & REQ_DISCARD) in dm_rh_mark_nosync()
528 struct bio *bio; in dm_rh_inc_pending() local
530 for (bio = bios->head; bio; bio = bio->bi_next) { in dm_rh_inc_pending()
531 if (bio->bi_rw & (REQ_FLUSH | REQ_DISCARD)) in dm_rh_inc_pending()
533 rh_inc(rh, dm_rh_bio_to_region(rh, bio)); in dm_rh_inc_pending()
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| D | raid10.h | 103 struct bio *master_bio;
119 struct bio *bio; member
121 struct bio *repl_bio; /* used for resync and
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| D | multipath.h | 26 struct bio *master_bio;
27 struct bio bio; member
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| D | raid0.c | 497 unsigned int chunk_sects, struct bio *bio) in is_io_in_chunk_boundary() argument
501 ((bio->bi_iter.bi_sector & (chunk_sects-1)) in is_io_in_chunk_boundary()
502 + bio_sectors(bio)); in is_io_in_chunk_boundary()
504 sector_t sector = bio->bi_iter.bi_sector; in is_io_in_chunk_boundary()
506 + bio_sectors(bio)); in is_io_in_chunk_boundary()
510 static void raid0_make_request(struct mddev *mddev, struct bio *bio) in raid0_make_request() argument
514 struct bio *split; in raid0_make_request()
516 if (unlikely(bio->bi_rw & REQ_FLUSH)) { in raid0_make_request()
517 md_flush_request(mddev, bio); in raid0_make_request()
522 sector_t sector = bio->bi_iter.bi_sector; in raid0_make_request()
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| D | dm-bufio.c | 150 struct bio bio; member
548 b->bio.bi_end_io(&b->bio, error ? -EIO : 0); in dmio_complete()
575 b->bio.bi_end_io = end_io; in use_dmio()
579 end_io(&b->bio, r); in use_dmio()
582 static void inline_endio(struct bio *bio, int error) in inline_endio() argument
584 bio_end_io_t *end_fn = bio->bi_private; in inline_endio()
590 bio_reset(bio); in inline_endio()
592 end_fn(bio, error); in inline_endio()
601 bio_init(&b->bio); in use_inline_bio()
602 b->bio.bi_io_vec = b->bio_vec; in use_inline_bio()
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| D | md.h | 455 struct bio *flush_bio;
498 void (*make_request)(struct mddev *mddev, struct bio *bio);
634 extern void md_write_start(struct mddev *mddev, struct bio *bi);
641 extern void md_flush_request(struct mddev *mddev, struct bio *bio);
666 extern struct bio *bio_clone_mddev(struct bio *bio, gfp_t gfp_mask,
668 extern struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs,
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| D | dm-bio-prison.c | 75 struct bio *holder, in __setup_new_cell()
109 struct bio *inmate, in __bio_detain()
146 struct bio *inmate, in bio_detain()
162 struct bio *inmate, in dm_bio_detain()
234 struct bio *bio; in dm_cell_error() local
239 while ((bio = bio_list_pop(&bios))) in dm_cell_error()
240 bio_endio(bio, error); in dm_cell_error()
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| D | dm-era-target.c | 1184 static dm_block_t get_block(struct era *era, struct bio *bio) in get_block() argument
1186 sector_t block_nr = bio->bi_iter.bi_sector; in get_block()
1196 static void remap_to_origin(struct era *era, struct bio *bio) in remap_to_origin() argument
1198 bio->bi_bdev = era->origin_dev->bdev; in remap_to_origin()
1230 struct bio *bio; in process_deferred_bios() local
1242 while ((bio = bio_list_pop(&deferred_bios))) { in process_deferred_bios()
1245 get_block(era, bio)); in process_deferred_bios()
1256 bio_list_add(&marked_bios, bio); in process_deferred_bios()
1266 while ((bio = bio_list_pop(&marked_bios))) in process_deferred_bios()
1267 bio_io_error(bio); in process_deferred_bios()
[all …]
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| D | dm-crypt.c | 41 struct bio *bio_in;
42 struct bio *bio_out;
55 struct bio *base_bio;
184 static void clone_init(struct dm_crypt_io *, struct bio *);
804 struct bio *bio_out, struct bio *bio_in, in crypt_convert_init()
900 struct ablkcipher_request *req, struct bio *base_bio) in crypt_free_req()
954 static void crypt_free_buffer_pages(struct crypt_config *cc, struct bio *clone);
973 static struct bio *crypt_alloc_buffer(struct dm_crypt_io *io, unsigned size) in crypt_alloc_buffer()
976 struct bio *clone; in crypt_alloc_buffer()
1023 static void crypt_free_buffer_pages(struct crypt_config *cc, struct bio *clone) in crypt_free_buffer_pages()
[all …]
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| D | raid5.h | 241 struct bio req, rreq;
244 struct bio *toread, *read, *towrite, *written;
268 struct bio *return_bi;
469 struct bio *retry_read_aligned; /* currently retrying aligned bios */
470 struct bio *retry_read_aligned_list; /* aligned bios retry list */
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| D | dm-cache-policy-internal.h | 19 struct bio *bio, struct policy_locker *locker, in policy_map() argument
22 return p->map(p, oblock, can_block, can_migrate, discarded_oblock, bio, locker, result); in policy_map()
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| D | raid1.h | 133 struct bio *master_bio;
147 struct bio *bios[0];
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| D | dm-bio-prison.h | 45 struct bio *holder;
83 struct bio *inmate,
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| D | dm-cache-policy.h | 137 struct bio *bio, struct policy_locker *locker,
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| D | dm-target.c | 129 static int io_err_map(struct dm_target *tt, struct bio *bio) in io_err_map() argument
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| D | dm-switch.c | 319 static int switch_map(struct dm_target *ti, struct bio *bio) in switch_map() argument
322 sector_t offset = dm_target_offset(ti, bio->bi_iter.bi_sector); in switch_map()
325 bio->bi_bdev = sctx->path_list[path_nr].dmdev->bdev; in switch_map()
326 bio->bi_iter.bi_sector = sctx->path_list[path_nr].start + offset; in switch_map()
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| D | dm-cache-policy-mq.c | 74 static void iot_update_stats(struct io_tracker *t, struct bio *bio) in iot_update_stats() argument
76 if (bio->bi_iter.bi_sector == from_oblock(t->last_end_oblock) + 1) in iot_update_stats()
91 t->last_end_oblock = to_oblock(bio_end_sector(bio) - 1); in iot_update_stats()
113 static void iot_examine_bio(struct io_tracker *t, struct bio *bio) in iot_examine_bio() argument
115 iot_update_stats(t, bio); in iot_examine_bio()
1029 struct bio *bio, struct policy_locker *locker, in mq_map() argument
1044 iot_examine_bio(&mq->tracker, bio); in mq_map()
1046 bio_data_dir(bio), locker, result); in mq_map()
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| D | raid5.c | 138 static inline struct bio *r5_next_bio(struct bio *bio, sector_t sector) in r5_next_bio() argument
140 int sectors = bio_sectors(bio); in r5_next_bio()
141 if (bio->bi_iter.bi_sector + sectors < sector + STRIPE_SECTORS) in r5_next_bio()
142 return bio->bi_next; in r5_next_bio()
151 static inline int raid5_bi_processed_stripes(struct bio *bio) in raid5_bi_processed_stripes() argument
153 atomic_t *segments = (atomic_t *)&bio->bi_phys_segments; in raid5_bi_processed_stripes()
157 static inline int raid5_dec_bi_active_stripes(struct bio *bio) in raid5_dec_bi_active_stripes() argument
159 atomic_t *segments = (atomic_t *)&bio->bi_phys_segments; in raid5_dec_bi_active_stripes()
163 static inline void raid5_inc_bi_active_stripes(struct bio *bio) in raid5_inc_bi_active_stripes() argument
165 atomic_t *segments = (atomic_t *)&bio->bi_phys_segments; in raid5_inc_bi_active_stripes()
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| D | md.c | 164 struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs, in bio_alloc_mddev()
167 struct bio *b; in bio_alloc_mddev()
179 struct bio *bio_clone_mddev(struct bio *bio, gfp_t gfp_mask, in bio_clone_mddev() argument
183 return bio_clone(bio, gfp_mask); in bio_clone_mddev()
185 return bio_clone_bioset(bio, gfp_mask, mddev->bio_set); in bio_clone_mddev()
253 static void md_make_request(struct request_queue *q, struct bio *bio) in md_make_request() argument
255 const int rw = bio_data_dir(bio); in md_make_request()
262 bio_io_error(bio); in md_make_request()
266 bio_endio(bio, bio_sectors(bio) == 0 ? 0 : -EROFS); in md_make_request()
291 sectors = bio_sectors(bio); in md_make_request()
[all …]
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| D | dm-cache-policy-cleaner.c | 174 struct bio *bio, struct policy_locker *locker, in wb_map() argument
|
| D | Makefile | 39 obj-$(CONFIG_DM_BIO_PRISON) += dm-bio-prison.o
|
| /linux-4.1.27/fs/nfs/blocklayout/ |
| D | blocklayout.c | 104 static struct bio *
105 bl_submit_bio(int rw, struct bio *bio) in bl_submit_bio() argument
107 if (bio) { in bl_submit_bio()
108 get_parallel(bio->bi_private); in bl_submit_bio()
110 rw == READ ? "read" : "write", bio->bi_iter.bi_size, in bl_submit_bio()
111 (unsigned long long)bio->bi_iter.bi_sector); in bl_submit_bio()
112 submit_bio(rw, bio); in bl_submit_bio()
117 static struct bio *
119 void (*end_io)(struct bio *, int err), struct parallel_io *par) in bl_alloc_init_bio() argument
121 struct bio *bio; in bl_alloc_init_bio() local
[all …]
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| /linux-4.1.27/drivers/target/ |
| D | target_core_iblock.c | 309 static void iblock_bio_done(struct bio *bio, int err) in iblock_bio_done() argument
311 struct se_cmd *cmd = bio->bi_private; in iblock_bio_done()
317 if (!test_bit(BIO_UPTODATE, &bio->bi_flags) && !err) in iblock_bio_done()
322 " err: %d\n", bio, err); in iblock_bio_done()
330 bio_put(bio); in iblock_bio_done()
335 static struct bio *
339 struct bio *bio; in iblock_get_bio() local
348 bio = bio_alloc_bioset(GFP_NOIO, sg_num, ib_dev->ibd_bio_set); in iblock_get_bio()
349 if (!bio) { in iblock_get_bio()
354 bio->bi_bdev = ib_dev->ibd_bd; in iblock_get_bio()
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| D | target_core_pscsi.c | 850 static void pscsi_bi_endio(struct bio *bio, int error) in pscsi_bi_endio() argument
852 bio_put(bio); in pscsi_bi_endio()
855 static inline struct bio *pscsi_get_bio(int nr_vecs) in pscsi_get_bio()
857 struct bio *bio; in pscsi_get_bio() local
862 bio = bio_kmalloc(GFP_KERNEL, nr_vecs); in pscsi_get_bio()
863 if (!bio) { in pscsi_get_bio()
867 bio->bi_end_io = pscsi_bi_endio; in pscsi_get_bio()
869 return bio; in pscsi_get_bio()
874 enum dma_data_direction data_direction, struct bio **hbio) in pscsi_map_sg()
877 struct bio *bio = NULL, *tbio = NULL; in pscsi_map_sg() local
[all …]
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| /linux-4.1.27/drivers/staging/lustre/lustre/llite/ |
| D | lloop.c | 131 struct bio *lo_bio;
132 struct bio *lo_biotail;
185 static int do_bio_lustrebacked(struct lloop_device *lo, struct bio *head) in do_bio_lustrebacked()
197 struct bio *bio; in do_bio_lustrebacked() local
216 for (bio = head; bio != NULL; bio = bio->bi_next) { in do_bio_lustrebacked()
217 LASSERT(rw == bio->bi_rw); in do_bio_lustrebacked()
219 offset = (pgoff_t)(bio->bi_iter.bi_sector << 9) + lo->lo_offset; in do_bio_lustrebacked()
220 bio_for_each_segment(bvec, bio, iter) { in do_bio_lustrebacked()
270 static void loop_add_bio(struct lloop_device *lo, struct bio *bio) in loop_add_bio() argument
276 lo->lo_biotail->bi_next = bio; in loop_add_bio()
[all …]
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| /linux-4.1.27/fs/nilfs2/ |
| D | segbuf.c | 35 struct bio *bio; member
341 static void nilfs_end_bio_write(struct bio *bio, int err) in nilfs_end_bio_write() argument
343 const int uptodate = test_bit(BIO_UPTODATE, &bio->bi_flags); in nilfs_end_bio_write()
344 struct nilfs_segment_buffer *segbuf = bio->bi_private; in nilfs_end_bio_write()
347 set_bit(BIO_EOPNOTSUPP, &bio->bi_flags); in nilfs_end_bio_write()
354 bio_put(bio); in nilfs_end_bio_write()
361 struct bio *bio = wi->bio; in nilfs_segbuf_submit_bio() local
369 bio_put(bio); in nilfs_segbuf_submit_bio()
375 bio->bi_end_io = nilfs_end_bio_write; in nilfs_segbuf_submit_bio()
376 bio->bi_private = segbuf; in nilfs_segbuf_submit_bio()
[all …]
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| /linux-4.1.27/drivers/block/rsxx/ |
| D | dev.c | 59 struct bio *bio; member
113 static void disk_stats_start(struct rsxx_cardinfo *card, struct bio *bio) in disk_stats_start() argument
115 generic_start_io_acct(bio_data_dir(bio), bio_sectors(bio), in disk_stats_start()
120 struct bio *bio, in disk_stats_complete() argument
123 generic_end_io_acct(bio_data_dir(bio), &card->gendisk->part0, in disk_stats_complete()
138 disk_stats_complete(card, meta->bio, meta->start_time); in bio_dma_done_cb()
140 bio_endio(meta->bio, atomic_read(&meta->error) ? -EIO : 0); in bio_dma_done_cb()
145 static void rsxx_make_request(struct request_queue *q, struct bio *bio) in rsxx_make_request() argument
156 if (bio_end_sector(bio) > get_capacity(card->gendisk)) in rsxx_make_request()
169 if (bio->bi_iter.bi_size == 0) { in rsxx_make_request()
[all …]
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| D | dma.c | 681 struct bio *bio, in rsxx_dma_queue_bio() argument
700 addr8 = bio->bi_iter.bi_sector << 9; /* sectors are 512 bytes */ in rsxx_dma_queue_bio()
708 if (bio->bi_rw & REQ_DISCARD) { in rsxx_dma_queue_bio()
709 bv_len = bio->bi_iter.bi_size; in rsxx_dma_queue_bio()
726 bio_for_each_segment(bvec, bio, iter) { in rsxx_dma_queue_bio()
738 bio_data_dir(bio), in rsxx_dma_queue_bio()
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| D | rsxx_priv.h | 395 struct bio *bio,
|
| /linux-4.1.27/fs/btrfs/ |
| D | raid56.c | 185 static int fail_bio_stripe(struct btrfs_raid_bio *rbio, struct bio *bio);
856 struct bio *cur = bio_list_get(&rbio->bio_list); in rbio_orig_end_io()
857 struct bio *next; in rbio_orig_end_io()
878 static void raid_write_end_io(struct bio *bio, int err) in raid_write_end_io() argument
880 struct btrfs_raid_bio *rbio = bio->bi_private; in raid_write_end_io()
883 fail_bio_stripe(rbio, bio); in raid_write_end_io()
885 bio_put(bio); in raid_write_end_io()
1050 struct bio *last = bio_list->tail; in rbio_add_io_page()
1053 struct bio *bio; in rbio_add_io_page() local
1083 bio = btrfs_io_bio_alloc(GFP_NOFS, bio_max_len >> PAGE_SHIFT?:1); in rbio_add_io_page()
[all …]
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| D | compression.c | 75 struct bio *orig_bio;
97 static struct bio *compressed_bio_alloc(struct block_device *bdev, in compressed_bio_alloc()
155 static void end_compressed_bio_read(struct bio *bio, int err) in end_compressed_bio_read() argument
157 struct compressed_bio *cb = bio->bi_private; in end_compressed_bio_read()
174 (u64)bio->bi_iter.bi_sector << 9); in end_compressed_bio_read()
220 bio_put(bio); in end_compressed_bio_read()
269 static void end_compressed_bio_write(struct bio *bio, int err) in end_compressed_bio_write() argument
272 struct compressed_bio *cb = bio->bi_private; in end_compressed_bio_write()
317 bio_put(bio); in end_compressed_bio_write()
335 struct bio *bio = NULL; in btrfs_submit_compressed_write() local
[all …]
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| D | raid56.h | 45 int raid56_parity_recover(struct btrfs_root *root, struct bio *bio,
48 int raid56_parity_write(struct btrfs_root *root, struct bio *bio,
52 raid56_parity_alloc_scrub_rbio(struct btrfs_root *root, struct bio *bio,
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| D | extent_io.c | 120 struct bio *bio; member
158 offsetof(struct btrfs_io_bio, bio)); in extent_io_init()
2030 struct bio *bio; in repair_io_failure() local
2045 bio = btrfs_io_bio_alloc(GFP_NOFS, 1); in repair_io_failure()
2046 if (!bio) in repair_io_failure()
2048 bio->bi_iter.bi_size = 0; in repair_io_failure()
2054 bio_put(bio); in repair_io_failure()
2059 bio->bi_iter.bi_sector = sector; in repair_io_failure()
2063 bio_put(bio); in repair_io_failure()
2066 bio->bi_bdev = dev->bdev; in repair_io_failure()
[all …]
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| D | check-integrity.h | 24 void btrfsic_submit_bio(int rw, struct bio *bio);
25 int btrfsic_submit_bio_wait(int rw, struct bio *bio);
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| D | volumes.h | 33 struct bio *head;
34 struct bio *tail;
128 struct bio *flush_bio;
269 typedef void (btrfs_io_bio_end_io_t) (struct btrfs_io_bio *bio, int err);
278 struct bio bio; member
281 static inline struct btrfs_io_bio *btrfs_io_bio(struct bio *bio) in btrfs_io_bio() argument
283 return container_of(bio, struct btrfs_io_bio, bio); in btrfs_io_bio()
293 typedef void (btrfs_bio_end_io_t) (struct btrfs_bio *bio, int err);
303 struct bio *orig_bio;
425 int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,
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| D | scrub.c | 97 struct bio *bio; member
281 static void scrub_bio_end_io(struct bio *bio, int err);
298 static void scrub_wr_bio_end_io(struct bio *bio, int err);
430 bio_put(sbio->bio); in scrub_free_ctx()
1432 static void scrub_bio_wait_endio(struct bio *bio, int error) in scrub_bio_wait_endio() argument
1434 struct scrub_bio_ret *ret = bio->bi_private; in scrub_bio_wait_endio()
1447 struct bio *bio, in scrub_submit_raid56_bio_wait() argument
1455 bio->bi_iter.bi_sector = page->logical >> 9; in scrub_submit_raid56_bio_wait()
1456 bio->bi_private = &done; in scrub_submit_raid56_bio_wait()
1457 bio->bi_end_io = scrub_bio_wait_endio; in scrub_submit_raid56_bio_wait()
[all …]
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| D | check-integrity.c | 168 bio_end_io_t *bio; member
339 struct bio *bio, int *bio_is_patched,
346 static void btrfsic_bio_end_io(struct bio *bp, int bio_error_status);
416 b->orig_bio_bh_end_io.bio = NULL; in btrfsic_block_init()
1674 struct bio *bio; in btrfsic_read_block() local
1677 bio = btrfs_io_bio_alloc(GFP_NOFS, num_pages - i); in btrfsic_read_block()
1678 if (!bio) { in btrfsic_read_block()
1684 bio->bi_bdev = block_ctx->dev->bdev; in btrfsic_read_block()
1685 bio->bi_iter.bi_sector = dev_bytenr >> 9; in btrfsic_read_block()
1688 ret = bio_add_page(bio, block_ctx->pagev[j], in btrfsic_read_block()
[all …]
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| D | file-item.c | 156 static void btrfs_io_bio_endio_readpage(struct btrfs_io_bio *bio, int err) in btrfs_io_bio_endio_readpage() argument
158 kfree(bio->csum_allocated); in btrfs_io_bio_endio_readpage()
162 struct inode *inode, struct bio *bio, in __btrfs_lookup_bio_sums() argument
165 struct bio_vec *bvec = bio->bi_io_vec; in __btrfs_lookup_bio_sums()
166 struct btrfs_io_bio *btrfs_bio = btrfs_io_bio(bio); in __btrfs_lookup_bio_sums()
185 nblocks = bio->bi_iter.bi_size >> inode->i_sb->s_blocksize_bits; in __btrfs_lookup_bio_sums()
204 if (bio->bi_iter.bi_size > PAGE_CACHE_SIZE * 8) in __btrfs_lookup_bio_sums()
207 WARN_ON(bio->bi_vcnt <= 0); in __btrfs_lookup_bio_sums()
220 disk_bytenr = (u64)bio->bi_iter.bi_sector << 9; in __btrfs_lookup_bio_sums()
223 while (bio_index < bio->bi_vcnt) { in __btrfs_lookup_bio_sums()
[all …]
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| D | extent_io.h | 65 struct bio *bio, int mirror_num,
75 size_t size, struct bio *bio,
328 struct bio *
331 struct bio *btrfs_io_bio_alloc(gfp_t gfp_mask, unsigned int nr_iovecs);
332 struct bio *btrfs_bio_clone(struct bio *bio, gfp_t gfp_mask);
367 int btrfs_check_repairable(struct inode *inode, struct bio *failed_bio,
369 struct bio *btrfs_create_repair_bio(struct inode *inode, struct bio *failed_bio,
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| D | disk-io.c | 80 struct bio *bio; member
117 struct bio *bio; member
706 static void end_workqueue_bio(struct bio *bio, int err) in end_workqueue_bio() argument
708 struct btrfs_end_io_wq *end_io_wq = bio->bi_private; in end_workqueue_bio()
716 if (bio->bi_rw & REQ_WRITE) { in end_workqueue_bio()
751 int btrfs_bio_wq_end_io(struct btrfs_fs_info *info, struct bio *bio, in btrfs_bio_wq_end_io() argument
760 end_io_wq->private = bio->bi_private; in btrfs_bio_wq_end_io()
761 end_io_wq->end_io = bio->bi_end_io; in btrfs_bio_wq_end_io()
764 end_io_wq->bio = bio; in btrfs_bio_wq_end_io()
767 bio->bi_private = end_io_wq; in btrfs_bio_wq_end_io()
[all …]
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| D | disk-io.h | 121 int btrfs_bio_wq_end_io(struct btrfs_fs_info *info, struct bio *bio,
124 int rw, struct bio *bio, int mirror_num,
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| D | volumes.c | 226 struct bio *head, struct bio *tail) in requeue_list()
229 struct bio *old_head; in requeue_list()
252 struct bio *pending; in run_scheduled_bios()
256 struct bio *tail; in run_scheduled_bios()
257 struct bio *cur; in run_scheduled_bios()
5588 static inline void btrfs_end_bbio(struct btrfs_bio *bbio, struct bio *bio, int err) in btrfs_end_bbio() argument
5591 bio_endio_nodec(bio, err); in btrfs_end_bbio()
5593 bio_endio(bio, err); in btrfs_end_bbio()
5597 static void btrfs_end_bio(struct bio *bio, int err) in btrfs_end_bio() argument
5599 struct btrfs_bio *bbio = bio->bi_private; in btrfs_end_bio()
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| D | inode.c | 1794 size_t size, struct bio *bio, in btrfs_merge_bio_hook() argument
1798 u64 logical = (u64)bio->bi_iter.bi_sector << 9; in btrfs_merge_bio_hook()
1806 length = bio->bi_iter.bi_size; in btrfs_merge_bio_hook()
1826 struct bio *bio, int mirror_num, in __btrfs_submit_bio_start() argument
1833 ret = btrfs_csum_one_bio(root, inode, bio, 0, 0); in __btrfs_submit_bio_start()
1846 static int __btrfs_submit_bio_done(struct inode *inode, int rw, struct bio *bio, in __btrfs_submit_bio_done() argument
1853 ret = btrfs_map_bio(root, rw, bio, mirror_num, 1); in __btrfs_submit_bio_done()
1855 bio_endio(bio, ret); in __btrfs_submit_bio_done()
1863 static int btrfs_submit_bio_hook(struct inode *inode, int rw, struct bio *bio, in btrfs_submit_bio_hook() argument
1879 ret = btrfs_bio_wq_end_io(root->fs_info, bio, metadata); in btrfs_submit_bio_hook()
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| D | compression.h | 46 int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
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| D | btrfs_inode.h | 300 struct bio *orig_bio;
303 struct bio *dio_bio;
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| /linux-4.1.27/drivers/block/ |
| D | umem.c | 110 struct bio *bio, *currentbio, **biotail; member
119 struct bio *bio, **biotail; member
330 page->bio = NULL; in reset_page()
331 page->biotail = &page->bio; in reset_page()
345 struct bio *bio; in add_bio() local
349 bio = card->currentbio; in add_bio()
350 if (!bio && card->bio) { in add_bio()
351 card->currentbio = card->bio; in add_bio()
352 card->current_iter = card->bio->bi_iter; in add_bio()
353 card->bio = card->bio->bi_next; in add_bio()
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| D | pktcdvd.c | 545 struct bio *bio = bio_kmalloc(GFP_KERNEL, 1); in pkt_alloc_packet_data() local
546 if (!bio) in pkt_alloc_packet_data()
549 pkt->r_bios[i] = bio; in pkt_alloc_packet_data()
556 struct bio *bio = pkt->r_bios[i]; in pkt_alloc_packet_data() local
557 if (bio) in pkt_alloc_packet_data()
558 bio_put(bio); in pkt_alloc_packet_data()
580 struct bio *bio = pkt->r_bios[i]; in pkt_free_packet_data() local
581 if (bio) in pkt_free_packet_data()
582 bio_put(bio); in pkt_free_packet_data()
654 if (s <= tmp->bio->bi_iter.bi_sector) in pkt_rbtree_find()
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| D | osdblk.c | 98 struct bio *bio; /* cloned bio */ member
252 static void bio_chain_put(struct bio *chain) in bio_chain_put()
254 struct bio *tmp; in bio_chain_put()
264 static struct bio *bio_chain_clone(struct bio *old_chain, gfp_t gfpmask) in bio_chain_clone()
266 struct bio *tmp, *new_chain = NULL, *tail = NULL; in bio_chain_clone()
303 struct bio *bio; in osdblk_rq_fn() local
329 bio = bio_chain_clone(rq->bio, GFP_ATOMIC); in osdblk_rq_fn()
330 if (!bio) in osdblk_rq_fn()
333 bio = NULL; in osdblk_rq_fn()
338 bio_chain_put(bio); in osdblk_rq_fn()
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| D | pmem.c | 60 static void pmem_make_request(struct request_queue *q, struct bio *bio) in pmem_make_request() argument
62 struct block_device *bdev = bio->bi_bdev; in pmem_make_request()
70 if (bio_end_sector(bio) > get_capacity(bdev->bd_disk)) { in pmem_make_request()
75 BUG_ON(bio->bi_rw & REQ_DISCARD); in pmem_make_request()
77 rw = bio_data_dir(bio); in pmem_make_request()
78 sector = bio->bi_iter.bi_sector; in pmem_make_request()
79 bio_for_each_segment(bvec, bio, iter) { in pmem_make_request()
86 bio_endio(bio, err); in pmem_make_request()
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| D | brd.c | 326 static void brd_make_request(struct request_queue *q, struct bio *bio) in brd_make_request() argument
328 struct block_device *bdev = bio->bi_bdev; in brd_make_request()
336 sector = bio->bi_iter.bi_sector; in brd_make_request()
337 if (bio_end_sector(bio) > get_capacity(bdev->bd_disk)) in brd_make_request()
340 if (unlikely(bio->bi_rw & REQ_DISCARD)) { in brd_make_request()
342 discard_from_brd(brd, sector, bio->bi_iter.bi_size); in brd_make_request()
346 rw = bio_rw(bio); in brd_make_request()
350 bio_for_each_segment(bvec, bio, iter) { in brd_make_request()
360 bio_endio(bio, err); in brd_make_request()
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| D | ps3vram.c | 550 static struct bio *ps3vram_do_bio(struct ps3_system_bus_device *dev, in ps3vram_do_bio()
551 struct bio *bio) in ps3vram_do_bio() argument
554 int write = bio_data_dir(bio) == WRITE; in ps3vram_do_bio()
556 loff_t offset = bio->bi_iter.bi_sector << 9; in ps3vram_do_bio()
560 struct bio *next; in ps3vram_do_bio()
562 bio_for_each_segment(bvec, bio, iter) { in ps3vram_do_bio()
596 bio_endio(bio, error); in ps3vram_do_bio()
600 static void ps3vram_make_request(struct request_queue *q, struct bio *bio) in ps3vram_make_request() argument
610 bio_list_add(&priv->list, bio); in ps3vram_make_request()
617 bio = ps3vram_do_bio(dev, bio); in ps3vram_make_request()
[all …]
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| D | xen-blkfront.c | 83 struct bio *bio; member
1445 static void split_bio_end(struct bio *bio, int error) in split_bio_end() argument
1447 struct split_bio *split_bio = bio->bi_private; in split_bio_end()
1453 split_bio->bio->bi_phys_segments = 0; in split_bio_end()
1454 bio_endio(split_bio->bio, split_bio->err); in split_bio_end()
1457 bio_put(bio); in split_bio_end()
1466 struct bio *bio, *cloned_bio; in blkif_recover() local
1513 merge_bio.head = copy[i].request->bio; in blkif_recover()
1516 copy[i].request->bio = NULL; in blkif_recover()
1534 merge_bio.head = req->bio; in blkif_recover()
[all …]
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| D | null_blk.c | 17 struct bio *bio; member
225 bio_endio(cmd->bio, 0); in end_cmd()
313 static void null_queue_bio(struct request_queue *q, struct bio *bio) in null_queue_bio() argument
320 cmd->bio = bio; in null_queue_bio()
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| D | floppy.c | 2354 raw_cmd->kernel_data == bio_data(current_req->bio)) { in rw_interrupt()
2373 base = bio_data(current_req->bio); in buffer_chain_size()
2643 } else if ((unsigned long)bio_data(current_req->bio) < MAX_DMA_ADDRESS) { in make_raw_rw_request()
2657 ((unsigned long)bio_data(current_req->bio))) >> 9; in make_raw_rw_request()
2661 if (CROSS_64KB(bio_data(current_req->bio), max_size << 9)) in make_raw_rw_request()
2663 ((unsigned long)bio_data(current_req->bio)) % in make_raw_rw_request()
2680 raw_cmd->kernel_data = bio_data(current_req->bio); in make_raw_rw_request()
2734 (raw_cmd->kernel_data != bio_data(current_req->bio) && in make_raw_rw_request()
2742 if (raw_cmd->kernel_data != bio_data(current_req->bio)) in make_raw_rw_request()
2759 if (raw_cmd->kernel_data != bio_data(current_req->bio)) { in make_raw_rw_request()
[all …]
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| D | hd.c | 467 insw(HD_DATA, bio_data(req->bio), 256); in read_intr()
471 blk_rq_sectors(req) - 1, bio_data(req->bio)+512); in read_intr()
508 outsw(HD_DATA, bio_data(req->bio), 256); in write_intr()
627 cyl, head, sec, nsect, bio_data(req->bio)); in hd_request()
646 outsw(HD_DATA, bio_data(req->bio), 256); in hd_request()
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| D | virtio_blk.c | 240 struct bio *bio; in virtblk_get_id() local
243 bio = bio_map_kern(vblk->disk->queue, id_str, VIRTIO_BLK_ID_BYTES, in virtblk_get_id()
245 if (IS_ERR(bio)) in virtblk_get_id()
246 return PTR_ERR(bio); in virtblk_get_id()
248 req = blk_make_request(vblk->disk->queue, bio, GFP_KERNEL); in virtblk_get_id()
250 bio_put(bio); in virtblk_get_id()
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| D | rbd.c | 264 struct bio *bio_list;
1234 static void bio_chain_put(struct bio *chain) in bio_chain_put()
1236 struct bio *tmp; in bio_chain_put()
1248 static void zero_bio_chain(struct bio *chain, int start_ofs) in zero_bio_chain()
1309 static struct bio *bio_clone_range(struct bio *bio_src, in bio_clone_range()
1314 struct bio *bio; in bio_clone_range() local
1316 bio = bio_clone(bio_src, gfpmask); in bio_clone_range()
1317 if (!bio) in bio_clone_range()
1320 bio_advance(bio, offset); in bio_clone_range()
1321 bio->bi_iter.bi_size = len; in bio_clone_range()
[all …]
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| D | mg_disk.c | 482 u16 *buff = (u16 *)bio_data(req->bio); in mg_read_one()
499 blk_rq_sectors(req), blk_rq_pos(req), bio_data(req->bio)); in mg_read()
517 u16 *buff = (u16 *)bio_data(req->bio); in mg_write_one()
537 rem, blk_rq_pos(req), bio_data(req->bio)); in mg_write()
588 blk_rq_pos(req), blk_rq_sectors(req) - 1, bio_data(req->bio)); in mg_read_intr()
627 blk_rq_pos(req), blk_rq_sectors(req), bio_data(req->bio)); in mg_write_intr()
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| D | loop.c | 296 struct bio *bio; in lo_read_simple() local
298 __rq_for_each_bio(bio, rq) in lo_read_simple()
299 zero_fill_bio(bio); in lo_read_simple()
344 struct bio *bio; in lo_read_transfer() local
346 __rq_for_each_bio(bio, rq) in lo_read_transfer()
347 zero_fill_bio(bio); in lo_read_transfer()
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| /linux-4.1.27/fs/jfs/ |
| D | jfs_metapage.c | 279 static void metapage_read_end_io(struct bio *bio, int err) in metapage_read_end_io() argument
281 struct page *page = bio->bi_private; in metapage_read_end_io()
283 if (!test_bit(BIO_UPTODATE, &bio->bi_flags)) { in metapage_read_end_io()
289 bio_put(bio); in metapage_read_end_io()
334 static void metapage_write_end_io(struct bio *bio, int err) in metapage_write_end_io() argument
336 struct page *page = bio->bi_private; in metapage_write_end_io()
340 if (! test_bit(BIO_UPTODATE, &bio->bi_flags)) { in metapage_write_end_io()
345 bio_put(bio); in metapage_write_end_io()
350 struct bio *bio = NULL; in metapage_writepage() local
395 if (bio) { in metapage_writepage()
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| D | jfs_logmgr.c | 1987 struct bio *bio; in lbmRead() local
1998 bio = bio_alloc(GFP_NOFS, 1); in lbmRead()
2000 bio->bi_iter.bi_sector = bp->l_blkno << (log->l2bsize - 9); in lbmRead()
2001 bio->bi_bdev = log->bdev; in lbmRead()
2002 bio->bi_io_vec[0].bv_page = bp->l_page; in lbmRead()
2003 bio->bi_io_vec[0].bv_len = LOGPSIZE; in lbmRead()
2004 bio->bi_io_vec[0].bv_offset = bp->l_offset; in lbmRead()
2006 bio->bi_vcnt = 1; in lbmRead()
2007 bio->bi_iter.bi_size = LOGPSIZE; in lbmRead()
2009 bio->bi_end_io = lbmIODone; in lbmRead()
[all …]
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| /linux-4.1.27/drivers/block/drbd/ |
| D | drbd_req.h | 260 static inline void drbd_req_make_private_bio(struct drbd_request *req, struct bio *bio_src) in drbd_req_make_private_bio()
262 struct bio *bio; in drbd_req_make_private_bio() local
263 bio = bio_clone(bio_src, GFP_NOIO); /* XXX cannot fail?? */ in drbd_req_make_private_bio()
265 req->private_bio = bio; in drbd_req_make_private_bio()
267 bio->bi_private = req; in drbd_req_make_private_bio()
268 bio->bi_end_io = drbd_request_endio; in drbd_req_make_private_bio()
269 bio->bi_next = NULL; in drbd_req_make_private_bio()
276 struct bio *bio; member
306 if (m.bio) in _req_mod()
328 if (m.bio) in req_mod()
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| D | drbd_req.c | 51 struct bio *bio_src) in drbd_req_new()
204 bio_endio(m->bio, m->error); in complete_master_bio()
295 m->bio = req->master_bio; in drbd_req_complete()
587 m->bio = NULL; in __req_mod()
1140 struct bio *bio = req->private_bio; in drbd_submit_req_private_bio() local
1141 const int rw = bio_rw(bio); in drbd_submit_req_private_bio()
1143 bio->bi_bdev = device->ldev->backing_bdev; in drbd_submit_req_private_bio()
1156 bio_endio(bio, -EIO); in drbd_submit_req_private_bio()
1158 generic_make_request(bio); in drbd_submit_req_private_bio()
1161 bio_endio(bio, -EIO); in drbd_submit_req_private_bio()
[all …]
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| D | drbd_bitmap.c | 944 static void drbd_bm_endio(struct bio *bio, int error) in drbd_bm_endio() argument
946 struct drbd_bm_aio_ctx *ctx = bio->bi_private; in drbd_bm_endio()
949 unsigned int idx = bm_page_to_idx(bio->bi_io_vec[0].bv_page); in drbd_bm_endio()
950 int uptodate = bio_flagged(bio, BIO_UPTODATE); in drbd_bm_endio()
982 mempool_free(bio->bi_io_vec[0].bv_page, drbd_md_io_page_pool); in drbd_bm_endio()
984 bio_put(bio); in drbd_bm_endio()
995 struct bio *bio = bio_alloc_drbd(GFP_NOIO); in bm_page_io_async() local
1024 bio->bi_bdev = device->ldev->md_bdev; in bm_page_io_async()
1025 bio->bi_iter.bi_sector = on_disk_sector; in bm_page_io_async()
1028 bio_add_page(bio, page, len, 0); in bm_page_io_async()
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| D | drbd_actlog.c | 142 struct bio *bio; in _drbd_md_sync_page_io() local
154 bio = bio_alloc_drbd(GFP_NOIO); in _drbd_md_sync_page_io()
155 bio->bi_bdev = bdev->md_bdev; in _drbd_md_sync_page_io()
156 bio->bi_iter.bi_sector = sector; in _drbd_md_sync_page_io()
158 if (bio_add_page(bio, device->md_io.page, size, 0) != size) in _drbd_md_sync_page_io()
160 bio->bi_private = device; in _drbd_md_sync_page_io()
161 bio->bi_end_io = drbd_md_endio; in _drbd_md_sync_page_io()
162 bio->bi_rw = rw; in _drbd_md_sync_page_io()
174 bio_get(bio); /* one bio_put() is in the completion handler */ in _drbd_md_sync_page_io()
178 bio_endio(bio, -EIO); in _drbd_md_sync_page_io()
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| D | drbd_worker.c | 68 void drbd_md_endio(struct bio *bio, int error) in drbd_md_endio() argument
72 device = bio->bi_private; in drbd_md_endio()
89 bio_put(bio); in drbd_md_endio()
173 void drbd_peer_request_endio(struct bio *bio, int error) in drbd_peer_request_endio() argument
175 struct drbd_peer_request *peer_req = bio->bi_private; in drbd_peer_request_endio()
177 int uptodate = bio_flagged(bio, BIO_UPTODATE); in drbd_peer_request_endio()
178 int is_write = bio_data_dir(bio) == WRITE; in drbd_peer_request_endio()
179 int is_discard = !!(bio->bi_rw & REQ_DISCARD); in drbd_peer_request_endio()
200 bio_put(bio); /* no need for the bio anymore */ in drbd_peer_request_endio()
211 void drbd_request_endio(struct bio *bio, int error) in drbd_request_endio() argument
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| D | drbd_int.h | 302 struct bio *private_bio;
317 struct bio *master_bio; /* master bio pointer */
1424 extern struct bio *bio_alloc_drbd(gfp_t gfp_mask);
1449 extern void __drbd_make_request(struct drbd_device *, struct bio *, unsigned long);
1450 extern void drbd_make_request(struct request_queue *q, struct bio *bio);
1483 extern void drbd_md_endio(struct bio *bio, int error);
1484 extern void drbd_peer_request_endio(struct bio *bio, int error);
1485 extern void drbd_request_endio(struct bio *bio, int error);
1514 extern void drbd_csum_bio(struct crypto_hash *, struct bio *, void *);
1601 int fault_type, struct bio *bio) in drbd_generic_make_request() argument
[all …]
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| D | drbd_receiver.c | 1370 struct bio *bios = NULL; in drbd_submit_peer_request()
1371 struct bio *bio; in drbd_submit_peer_request() local
1412 bio = bio_alloc(GFP_NOIO, nr_pages); in drbd_submit_peer_request()
1413 if (!bio) { in drbd_submit_peer_request()
1418 bio->bi_iter.bi_sector = sector; in drbd_submit_peer_request()
1419 bio->bi_bdev = device->ldev->backing_bdev; in drbd_submit_peer_request()
1420 bio->bi_rw = rw; in drbd_submit_peer_request()
1421 bio->bi_private = peer_req; in drbd_submit_peer_request()
1422 bio->bi_end_io = drbd_peer_request_endio; in drbd_submit_peer_request()
1424 bio->bi_next = bios; in drbd_submit_peer_request()
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| D | drbd_main.c | 149 struct bio *bio_alloc_drbd(gfp_t gfp_mask) in bio_alloc_drbd()
151 struct bio *bio; in bio_alloc_drbd() local
156 bio = bio_alloc_bioset(gfp_mask, 1, drbd_md_io_bio_set); in bio_alloc_drbd()
157 if (!bio) in bio_alloc_drbd()
159 return bio; in bio_alloc_drbd()
1548 static int _drbd_send_bio(struct drbd_peer_device *peer_device, struct bio *bio) in _drbd_send_bio() argument
1554 bio_for_each_segment(bvec, bio, iter) { in _drbd_send_bio()
1567 static int _drbd_send_zc_bio(struct drbd_peer_device *peer_device, struct bio *bio) in _drbd_send_zc_bio() argument
1573 bio_for_each_segment(bvec, bio, iter) { in _drbd_send_zc_bio()
2235 struct bio *bio = req->master_bio; in do_retry() local
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| /linux-4.1.27/Documentation/block/ |
| D | biovecs.txt | 7 As of 3.13, biovecs should never be modified after a bio has been submitted.
9 the iterator will be modified as the bio is completed, not the biovec.
11 More specifically, old code that needed to partially complete a bio would
17 partially complete a bio is segregated into struct bvec_iter: bi_sector,
37 wrapper around bio_advance_iter() that operates on bio->bi_iter, and also
38 advances the bio integrity's iter if present.
41 a pointer to a biovec, not a bio; this is used by the bio integrity code.
50 exactly one bvec at a time - for example, bio_copy_data() in fs/bio.c,
51 which copies the contents of one bio into another. Because the biovecs
61 * Before, any code that might need to use the biovec after the bio had been
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| D | request.txt | 82 struct bio *bio DBI First bio in request
84 struct bio *biotail DBI Last bio in request
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| D | data-integrity.txt | 131 The data integrity patches add a new field to struct bio when
132 CONFIG_BLK_DEV_INTEGRITY is enabled. bio_integrity(bio) returns a
133 pointer to a struct bip which contains the bio integrity payload.
134 Essentially a bip is a trimmed down struct bio which holds a bio_vec
138 A kernel subsystem can enable data integrity protection on a bio by
139 calling bio_integrity_alloc(bio). This will allocate and attach the
140 bip to the bio.
195 int bio_integrity_prep(bio);
198 filesystem must call bio_integrity_prep(bio).
200 Prior to calling this function, the bio data direction and start
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| D | biodoc.txt | 15 context of the bio rewrite. The idea is to bring out some of the key
23 2.5 bio rewrite:
37 The following people helped with fixes/contributions to the bio patches
58 2.2 The bio struct in detail (multi-page io unit)
62 3.2 Generic bio helper routines
194 cases, a bounce bio representing a buffer from the supported memory range
256 The flags and rw fields in the bio structure can be used for some tuning
272 requests. Some bits in the bi_rw flags field in the bio structure are
303 For passing request data, the caller must build up a bio descriptor
305 bio segments or uses the block layer end*request* functions for i/o
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| D | writeback_cache_control.txt | 23 The REQ_FLUSH flag can be OR ed into the r/w flags of a bio submitted from
27 storage before the flagged bio starts. In addition the REQ_FLUSH flag can be
28 set on an otherwise empty bio structure, which causes only an explicit cache
36 The REQ_FUA flag can be OR ed into the r/w flags of a bio submitted from the
47 may both be set on a single bio.
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| D | null_blk.txt | 17 No block-layer (Known as bio-based)
19 - Directly accepts bio data structure and returns them.
60 defaults to 1 on single-queue and bio-based instances. For multi-queue,
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| /linux-4.1.27/drivers/scsi/osd/ |
| D | osd_initiator.c | 450 if (unlikely(rq->bio)) in _put_request()
718 struct bio *bio; in _osd_req_list_objects() local
725 WARN_ON(or->in.bio); in _osd_req_list_objects()
726 bio = bio_map_kern(q, list, len, or->alloc_flags); in _osd_req_list_objects()
727 if (IS_ERR(bio)) { in _osd_req_list_objects()
729 return PTR_ERR(bio); in _osd_req_list_objects()
732 bio->bi_rw &= ~REQ_WRITE; in _osd_req_list_objects()
733 or->in.bio = bio; in _osd_req_list_objects()
734 or->in.total_bytes = bio->bi_iter.bi_size; in _osd_req_list_objects()
826 struct bio *bio, u64 len) in osd_req_write() argument
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| /linux-4.1.27/drivers/s390/block/ |
| D | xpram.c | 184 static void xpram_make_request(struct request_queue *q, struct bio *bio) in xpram_make_request() argument
186 xpram_device_t *xdev = bio->bi_bdev->bd_disk->private_data; in xpram_make_request()
193 if ((bio->bi_iter.bi_sector & 7) != 0 || in xpram_make_request()
194 (bio->bi_iter.bi_size & 4095) != 0) in xpram_make_request()
197 if ((bio->bi_iter.bi_size >> 12) > xdev->size) in xpram_make_request()
200 if ((bio->bi_iter.bi_sector >> 3) > 0xffffffffU - xdev->offset) in xpram_make_request()
202 index = (bio->bi_iter.bi_sector >> 3) + xdev->offset; in xpram_make_request()
203 bio_for_each_segment(bvec, bio, iter) { in xpram_make_request()
211 if (bio_data_dir(bio) == READ) { in xpram_make_request()
223 set_bit(BIO_UPTODATE, &bio->bi_flags); in xpram_make_request()
[all …]
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| D | dcssblk.c | 30 static void dcssblk_make_request(struct request_queue *q, struct bio *bio);
819 dcssblk_make_request(struct request_queue *q, struct bio *bio) in dcssblk_make_request() argument
830 dev_info = bio->bi_bdev->bd_disk->private_data; in dcssblk_make_request()
833 if ((bio->bi_iter.bi_sector & 7) != 0 || in dcssblk_make_request()
834 (bio->bi_iter.bi_size & 4095) != 0) in dcssblk_make_request()
837 if (bio_end_sector(bio) > get_capacity(bio->bi_bdev->bd_disk)) { in dcssblk_make_request()
848 if (bio_data_dir(bio) == WRITE) { in dcssblk_make_request()
857 index = (bio->bi_iter.bi_sector >> 3); in dcssblk_make_request()
858 bio_for_each_segment(bvec, bio, iter) { in dcssblk_make_request()
865 if (bio_data_dir(bio) == READ) { in dcssblk_make_request()
[all …]
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| D | dasd_diag.c | 60 struct dasd_diag_bio bio[0]; member
184 private->iob.bio_list = dreq->bio; in dasd_start_diag()
319 struct dasd_diag_bio bio; in dasd_diag_check_device() local
402 memset(&bio, 0, sizeof (struct dasd_diag_bio)); in dasd_diag_check_device()
403 bio.type = MDSK_READ_REQ; in dasd_diag_check_device()
404 bio.block_number = private->pt_block + 1; in dasd_diag_check_device()
405 bio.buffer = label; in dasd_diag_check_device()
412 private->iob.bio_list = &bio; in dasd_diag_check_device()
545 dbio = dreq->bio; in dasd_diag_build_cp()
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| /linux-4.1.27/fs/gfs2/ |
| D | lops.c | 205 static void gfs2_end_log_write(struct bio *bio, int error) in gfs2_end_log_write() argument
207 struct gfs2_sbd *sdp = bio->bi_private; in gfs2_end_log_write()
217 bio_for_each_segment_all(bvec, bio, i) { in gfs2_end_log_write()
225 bio_put(bio); in gfs2_end_log_write()
261 static struct bio *gfs2_log_alloc_bio(struct gfs2_sbd *sdp, u64 blkno) in gfs2_log_alloc_bio()
265 struct bio *bio; in gfs2_log_alloc_bio() local
270 bio = bio_alloc(GFP_NOIO, nrvecs); in gfs2_log_alloc_bio()
271 if (likely(bio)) in gfs2_log_alloc_bio()
276 bio->bi_iter.bi_sector = blkno * (sb->s_blocksize >> 9); in gfs2_log_alloc_bio()
277 bio->bi_bdev = sb->s_bdev; in gfs2_log_alloc_bio()
[all …]
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| D | ops_fstype.c | 174 static void end_bio_io_page(struct bio *bio, int error) in end_bio_io_page() argument
176 struct page *page = bio->bi_private; in end_bio_io_page()
232 struct bio *bio; in gfs2_read_super() local
242 bio = bio_alloc(GFP_NOFS, 1); in gfs2_read_super()
243 bio->bi_iter.bi_sector = sector * (sb->s_blocksize >> 9); in gfs2_read_super()
244 bio->bi_bdev = sb->s_bdev; in gfs2_read_super()
245 bio_add_page(bio, page, PAGE_SIZE, 0); in gfs2_read_super()
247 bio->bi_end_io = end_bio_io_page; in gfs2_read_super()
248 bio->bi_private = page; in gfs2_read_super()
249 submit_bio(READ_SYNC | REQ_META, bio); in gfs2_read_super()
[all …]
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| /linux-4.1.27/drivers/scsi/ |
| D | sd_dif.c | 112 struct bio *bio; in sd_dif_prepare() local
124 __rq_for_each_bio(bio, scmd->request) { in sd_dif_prepare()
125 struct bio_integrity_payload *bip = bio_integrity(bio); in sd_dif_prepare()
163 struct bio *bio; in sd_dif_complete() local
176 __rq_for_each_bio(bio, scmd->request) { in sd_dif_complete()
177 struct bio_integrity_payload *bip = bio_integrity(bio); in sd_dif_complete()
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| D | st.h | 32 struct bio *bio; member
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| D | sd.c | 597 struct bio *bio = scmd->request->bio; in sd_setup_protect_cmnd() local
602 if (bio_integrity_flagged(bio, BIP_IP_CHECKSUM)) in sd_setup_protect_cmnd()
605 if (bio_integrity_flagged(bio, BIP_CTRL_NOCHECK) == false) in sd_setup_protect_cmnd()
612 if (bio_integrity_flagged(bio, BIP_CTRL_NOCHECK) == false) in sd_setup_protect_cmnd()
619 if (bio_integrity_flagged(bio, BIP_DISK_NOCHECK)) in sd_setup_protect_cmnd()
820 struct bio *bio = rq->bio; in sd_setup_write_same_cmnd() local
829 BUG_ON(bio_offset(bio) || bio_iovec(bio).bv_len != sdp->sector_size); in sd_setup_write_same_cmnd()
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| D | osst.h | 638 struct bio *bio; member
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| /linux-4.1.27/include/scsi/ |
| D | osd_initiator.h | 143 struct bio *bio; member
430 const struct osd_obj_id *obj, u64 offset, struct bio *bio, u64 len);
434 const struct osd_obj_id *, struct bio *data_out);/* NI */
436 const struct osd_obj_id *, struct bio *data_out, u64 offset);/* NI */
447 const struct osd_obj_id *obj, u64 offset, struct bio *bio, u64 len);
453 const struct osd_obj_id *obj, struct bio *bio,
456 const struct osd_obj_id *obj, struct bio *bio,
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| D | osd_sec.h | 40 void osd_sec_sign_data(void *data_integ, struct bio *bio, const u8 *cap_key);
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| D | osd_ore.h | 158 struct bio *bio; member
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| /linux-4.1.27/kernel/trace/ |
| D | blktrace.c | 775 static void blk_add_trace_bio(struct request_queue *q, struct bio *bio, in blk_add_trace_bio() argument
783 if (!error && !bio_flagged(bio, BIO_UPTODATE)) in blk_add_trace_bio()
786 __blk_add_trace(bt, bio->bi_iter.bi_sector, bio->bi_iter.bi_size, in blk_add_trace_bio()
787 bio->bi_rw, what, error, 0, NULL); in blk_add_trace_bio()
791 struct request_queue *q, struct bio *bio) in blk_add_trace_bio_bounce() argument
793 blk_add_trace_bio(q, bio, BLK_TA_BOUNCE, 0); in blk_add_trace_bio_bounce()
797 struct request_queue *q, struct bio *bio, in blk_add_trace_bio_complete() argument
800 blk_add_trace_bio(q, bio, BLK_TA_COMPLETE, error); in blk_add_trace_bio_complete()
806 struct bio *bio) in blk_add_trace_bio_backmerge() argument
808 blk_add_trace_bio(q, bio, BLK_TA_BACKMERGE, 0); in blk_add_trace_bio_backmerge()
[all …]
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| /linux-4.1.27/Documentation/ABI/testing/ |
| D | sysfs-class-pktcdvd | 42 size (0444) Contains the size of the bio write
45 congestion_off (0644) If bio write queue size is below
46 this mark, accept new bio requests
49 congestion_on (0644) If bio write queue size is higher
51 bio write requests from the block
53 device has processed enough bio's
54 so that bio write queue size is
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| D | sysfs-block-dm | 38 bio-based DM devices so it will only ever report 0 for
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| /linux-4.1.27/fs/exofs/ |
| D | ore.c | 47 (PAGE_SIZE - sizeof(struct bio)) / sizeof(struct bio_vec),};
328 if (per_dev->bio) in ore_put_io_state()
329 bio_put(per_dev->bio); in ore_put_io_state()
405 static void _clear_bio(struct bio *bio) in _clear_bio() argument
410 bio_for_each_segment_all(bv, bio, i) { in _clear_bio()
440 per_dev->bio) { in ore_check_io()
445 _clear_bio(per_dev->bio); in ore_check_io()
603 if (per_dev->bio == NULL) { in _ore_add_stripe_unit()
615 per_dev->bio = bio_kmalloc(GFP_KERNEL, bio_size); in _ore_add_stripe_unit()
616 if (unlikely(!per_dev->bio)) { in _ore_add_stripe_unit()
[all …]
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| D | ore_raid.c | 360 per_dev->bio = bio_kmalloc(GFP_KERNEL, in _add_to_r4w()
362 if (unlikely(!per_dev->bio)) { in _add_to_r4w()
375 added_len = bio_add_pc_page(q, per_dev->bio, page, pg_len, in _add_to_r4w()
379 per_dev->bio->bi_vcnt); in _add_to_r4w()
435 struct bio *bio = ios->per_dev[d].bio; in _mark_read4write_pages_uptodate() local
437 if (!bio) in _mark_read4write_pages_uptodate()
440 bio_for_each_segment_all(bv, bio, i) { in _mark_read4write_pages_uptodate()
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| /linux-4.1.27/fs/hfsplus/ |
| D | wrapper.c | 49 struct bio *bio; in hfsplus_submit_bio() local
65 bio = bio_alloc(GFP_NOIO, 1); in hfsplus_submit_bio()
66 bio->bi_iter.bi_sector = sector; in hfsplus_submit_bio()
67 bio->bi_bdev = sb->s_bdev; in hfsplus_submit_bio()
77 ret = bio_add_page(bio, virt_to_page(buf), len, page_offset); in hfsplus_submit_bio()
86 ret = submit_bio_wait(rw, bio); in hfsplus_submit_bio()
88 bio_put(bio); in hfsplus_submit_bio()
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| /linux-4.1.27/drivers/block/aoe/ |
| D | aoecmd.c | 297 skb_fillup(struct sk_buff *skb, struct bio *bio, struct bvec_iter iter) in skb_fillup() argument
302 __bio_for_each_segment(bv, bio, iter, iter) in skb_fillup()
352 if (f->buf && bio_data_dir(f->buf->bio) == WRITE) { in ata_rw_frameinit()
353 skb_fillup(skb, f->buf->bio, f->iter); in ata_rw_frameinit()
389 bio_advance_iter(buf->bio, &buf->iter, f->iter.bi_size); in aoecmd_ata_rw()
848 struct bio *bio; in rqbiocnt() local
851 __rq_for_each_bio(bio, r) in rqbiocnt()
867 bio_pageinc(struct bio *bio) in bio_pageinc() argument
873 bio_for_each_segment(bv, bio, iter) { in bio_pageinc()
883 bio_pagedec(struct bio *bio) in bio_pagedec() argument
[all …]
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| D | aoe.h | 103 struct bio *bio; member
176 struct bio *nxbio;
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| D | aoedev.c | 164 struct bio *bio; in aoe_failip() local
172 while ((bio = d->ip.nxbio)) { in aoe_failip()
173 clear_bit(BIO_UPTODATE, &bio->bi_flags); in aoe_failip()
174 d->ip.nxbio = bio->bi_next; in aoe_failip()
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| /linux-4.1.27/fs/xfs/ |
| D | xfs_aops.c | 354 struct bio *bio, in xfs_end_bio() argument
357 xfs_ioend_t *ioend = bio->bi_private; in xfs_end_bio()
359 ASSERT(atomic_read(&bio->bi_cnt) >= 1); in xfs_end_bio()
360 ioend->io_error = test_bit(BIO_UPTODATE, &bio->bi_flags) ? 0 : error; in xfs_end_bio()
363 bio->bi_private = NULL; in xfs_end_bio()
364 bio->bi_end_io = NULL; in xfs_end_bio()
365 bio_put(bio); in xfs_end_bio()
374 struct bio *bio) in xfs_submit_ioend_bio() argument
377 bio->bi_private = ioend; in xfs_submit_ioend_bio()
378 bio->bi_end_io = xfs_end_bio; in xfs_submit_ioend_bio()
[all …]
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| D | xfs_buf.c | 1106 struct bio *bio, in xfs_buf_bio_end_io() argument
1109 xfs_buf_t *bp = (xfs_buf_t *)bio->bi_private; in xfs_buf_bio_end_io()
1127 bio_put(bio); in xfs_buf_bio_end_io()
1141 struct bio *bio; in xfs_buf_ioapply_map() local
1170 bio = bio_alloc(GFP_NOIO, nr_pages); in xfs_buf_ioapply_map()
1171 bio->bi_bdev = bp->b_target->bt_bdev; in xfs_buf_ioapply_map()
1172 bio->bi_iter.bi_sector = sector; in xfs_buf_ioapply_map()
1173 bio->bi_end_io = xfs_buf_bio_end_io; in xfs_buf_ioapply_map()
1174 bio->bi_private = bp; in xfs_buf_ioapply_map()
1183 rbytes = bio_add_page(bio, bp->b_pages[page_index], nbytes, in xfs_buf_ioapply_map()
[all …]
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| /linux-4.1.27/arch/xtensa/platforms/iss/ |
| D | simdisk.c | 104 static int simdisk_xfer_bio(struct simdisk *dev, struct bio *bio) in simdisk_xfer_bio() argument
108 sector_t sector = bio->bi_iter.bi_sector; in simdisk_xfer_bio()
110 bio_for_each_segment(bvec, bio, iter) { in simdisk_xfer_bio()
111 char *buffer = __bio_kmap_atomic(bio, iter); in simdisk_xfer_bio()
115 bio_data_dir(bio) == WRITE); in simdisk_xfer_bio()
122 static void simdisk_make_request(struct request_queue *q, struct bio *bio) in simdisk_make_request() argument
125 int status = simdisk_xfer_bio(dev, bio); in simdisk_make_request()
126 bio_endio(bio, status); in simdisk_make_request()
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| /linux-4.1.27/arch/powerpc/sysdev/ |
| D | axonram.c | 107 axon_ram_make_request(struct request_queue *queue, struct bio *bio) in axon_ram_make_request() argument
109 struct axon_ram_bank *bank = bio->bi_bdev->bd_disk->private_data; in axon_ram_make_request()
116 phys_mem = bank->io_addr + (bio->bi_iter.bi_sector << in axon_ram_make_request()
120 bio_for_each_segment(vec, bio, iter) { in axon_ram_make_request()
122 bio_io_error(bio); in axon_ram_make_request()
127 if (bio_data_dir(bio) == READ) in axon_ram_make_request()
135 bio_endio(bio, 0); in axon_ram_make_request()
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| /linux-4.1.27/include/linux/ceph/ |
| D | messenger.h | 103 struct bio *bio; member
127 struct bio *bio; /* bio from list */ member
291 extern void ceph_msg_data_add_bio(struct ceph_msg *msg, struct bio *bio,
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| D | osd_client.h | 70 struct bio *bio; /* list of bios */ member
285 struct bio *bio, size_t bio_length);
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| /linux-4.1.27/arch/m68k/emu/ |
| D | nfblock.c | 62 static void nfhd_make_request(struct request_queue *queue, struct bio *bio) in nfhd_make_request() argument
68 sector_t sec = bio->bi_iter.bi_sector; in nfhd_make_request()
70 dir = bio_data_dir(bio); in nfhd_make_request()
72 bio_for_each_segment(bvec, bio, iter) { in nfhd_make_request()
79 bio_endio(bio, 0); in nfhd_make_request()
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| /linux-4.1.27/drivers/block/xen-blkback/ |
| D | blkback.c | 1074 static void end_block_io_op(struct bio *bio, int error) in end_block_io_op() argument
1076 __end_block_io_op(bio->bi_private, error); in end_block_io_op()
1077 bio_put(bio); in end_block_io_op()
1195 struct bio *bio = NULL; in dispatch_rw_block_io() local
1196 struct bio **biolist = pending_req->biolist; in dispatch_rw_block_io()
1322 while ((bio == NULL) || in dispatch_rw_block_io()
1323 (bio_add_page(bio, in dispatch_rw_block_io()
1329 bio = bio_alloc(GFP_KERNEL, nr_iovecs); in dispatch_rw_block_io()
1330 if (unlikely(bio == NULL)) in dispatch_rw_block_io()
1333 biolist[nbio++] = bio; in dispatch_rw_block_io()
[all …]
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| /linux-4.1.27/drivers/scsi/libsas/ |
| D | sas_host_smp.c | 239 if (bio_offset(req->bio) + blk_rq_bytes(req) > PAGE_SIZE || in sas_smp_host_handler()
240 bio_offset(rsp->bio) + blk_rq_bytes(rsp) > PAGE_SIZE) { in sas_smp_host_handler()
258 buf = kmap_atomic(bio_page(req->bio)); in sas_smp_host_handler()
260 kunmap_atomic(buf - bio_offset(req->bio)); in sas_smp_host_handler()
373 buf = kmap_atomic(bio_page(rsp->bio)); in sas_smp_host_handler()
375 flush_kernel_dcache_page(bio_page(rsp->bio)); in sas_smp_host_handler()
376 kunmap_atomic(buf - bio_offset(rsp->bio)); in sas_smp_host_handler()
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| /linux-4.1.27/fs/f2fs/ |
| D | data.c | 31 static void f2fs_read_end_io(struct bio *bio, int err) in f2fs_read_end_io() argument
36 bio_for_each_segment_all(bvec, bio, i) { in f2fs_read_end_io()
47 bio_put(bio); in f2fs_read_end_io()
50 static void f2fs_write_end_io(struct bio *bio, int err) in f2fs_write_end_io() argument
52 struct f2fs_sb_info *sbi = bio->bi_private; in f2fs_write_end_io()
56 bio_for_each_segment_all(bvec, bio, i) { in f2fs_write_end_io()
72 bio_put(bio); in f2fs_write_end_io()
78 static struct bio *__bio_alloc(struct f2fs_sb_info *sbi, block_t blk_addr, in __bio_alloc()
81 struct bio *bio; in __bio_alloc() local
84 bio = bio_alloc(GFP_NOIO, npages); in __bio_alloc()
[all …]
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| /linux-4.1.27/drivers/block/zram/ |
| D | zram_drv.c | 741 int offset, struct bio *bio) in zram_bio_discard() argument
743 size_t n = bio->bi_iter.bi_size; in zram_bio_discard()
922 static void __zram_make_request(struct zram *zram, struct bio *bio) in __zram_make_request() argument
929 index = bio->bi_iter.bi_sector >> SECTORS_PER_PAGE_SHIFT; in __zram_make_request()
930 offset = (bio->bi_iter.bi_sector & in __zram_make_request()
933 if (unlikely(bio->bi_rw & REQ_DISCARD)) { in __zram_make_request()
934 zram_bio_discard(zram, index, offset, bio); in __zram_make_request()
935 bio_endio(bio, 0); in __zram_make_request()
939 rw = bio_data_dir(bio); in __zram_make_request()
940 bio_for_each_segment(bvec, bio, iter) { in __zram_make_request()
[all …]
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| /linux-4.1.27/fs/ocfs2/cluster/ |
| D | heartbeat.c | 375 static void o2hb_bio_end_io(struct bio *bio, in o2hb_bio_end_io() argument
378 struct o2hb_bio_wait_ctxt *wc = bio->bi_private; in o2hb_bio_end_io()
386 bio_put(bio); in o2hb_bio_end_io()
391 static struct bio *o2hb_setup_one_bio(struct o2hb_region *reg, in o2hb_setup_one_bio()
401 struct bio *bio; in o2hb_setup_one_bio() local
408 bio = bio_alloc(GFP_ATOMIC, 16); in o2hb_setup_one_bio()
409 if (!bio) { in o2hb_setup_one_bio()
411 bio = ERR_PTR(-ENOMEM); in o2hb_setup_one_bio()
416 bio->bi_iter.bi_sector = (reg->hr_start_block + cs) << (bits - 9); in o2hb_setup_one_bio()
417 bio->bi_bdev = reg->hr_bdev; in o2hb_setup_one_bio()
[all …]
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| /linux-4.1.27/net/ceph/ |
| D | messenger.c | 832 struct bio *bio; in ceph_msg_data_bio_cursor_init() local
836 bio = data->bio; in ceph_msg_data_bio_cursor_init()
837 BUG_ON(!bio); in ceph_msg_data_bio_cursor_init()
840 cursor->bio = bio; in ceph_msg_data_bio_cursor_init()
841 cursor->bvec_iter = bio->bi_iter; in ceph_msg_data_bio_cursor_init()
843 cursor->resid <= bio_iter_len(bio, cursor->bvec_iter); in ceph_msg_data_bio_cursor_init()
851 struct bio *bio; in ceph_msg_data_bio_next() local
856 bio = cursor->bio; in ceph_msg_data_bio_next()
857 BUG_ON(!bio); in ceph_msg_data_bio_next()
859 bio_vec = bio_iter_iovec(bio, cursor->bvec_iter); in ceph_msg_data_bio_next()
[all …]
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| /linux-4.1.27/Documentation/device-mapper/ |
| D | dm-io.txt | 36 The second I/O service type takes an array of bio vectors as the data buffer
37 for the I/O. This service can be handy if the caller has a pre-assembled bio,
38 but wants to direct different portions of the bio to different devices.
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| D | dm-flakey.txt | 38 each matching bio with <value>.
45 <flags>: Perform the replacement only if bio->bi_rw has all the
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| D | cache.txt | 127 On-disk metadata is committed every time a FLUSH or FUA bio is written.
233 #read hits : Number of times a READ bio has been mapped
235 #read misses : Number of times a READ bio has been mapped
237 #write hits : Number of times a WRITE bio has been mapped
239 #write misses : Number of times a WRITE bio has been
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| /linux-4.1.27/Documentation/DocBook/ |
| D | .filesystems.xml.cmd | 2 …c fs/super.c fs/locks.c fs/locks.c fs/mpage.c fs/namei.c fs/buffer.c block/bio.c fs/seq_file.c fs/…
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| /linux-4.1.27/drivers/scsi/mpt2sas/ |
| D | mpt2sas_transport.c | 1944 if (bio_multiple_segments(req->bio)) { in _transport_smp_handler()
1957 bio_for_each_segment(bvec, req->bio, iter) { in _transport_smp_handler()
1964 dma_addr_out = pci_map_single(ioc->pdev, bio_data(req->bio), in _transport_smp_handler()
1976 if (bio_multiple_segments(rsp->bio)) { in _transport_smp_handler()
1986 dma_addr_in = pci_map_single(ioc->pdev, bio_data(rsp->bio), in _transport_smp_handler()
2043 if (bio_multiple_segments(req->bio)) { in _transport_smp_handler()
2059 if (bio_multiple_segments(rsp->bio)) { in _transport_smp_handler()
2104 if (bio_multiple_segments(rsp->bio)) { in _transport_smp_handler()
2108 bio_for_each_segment(bvec, rsp->bio, iter) { in _transport_smp_handler()
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| /linux-4.1.27/drivers/scsi/mpt3sas/ |
| D | mpt3sas_transport.c | 1927 if (bio_multiple_segments(req->bio)) { in _transport_smp_handler()
1940 bio_for_each_segment(bvec, req->bio, iter) { in _transport_smp_handler()
1947 dma_addr_out = pci_map_single(ioc->pdev, bio_data(req->bio), in _transport_smp_handler()
1959 if (bio_multiple_segments(rsp->bio)) { in _transport_smp_handler()
1969 dma_addr_in = pci_map_single(ioc->pdev, bio_data(rsp->bio), in _transport_smp_handler()
2020 if (bio_multiple_segments(req->bio)) in _transport_smp_handler()
2065 if (bio_multiple_segments(rsp->bio)) { in _transport_smp_handler()
2069 bio_for_each_segment(bvec, rsp->bio, iter) { in _transport_smp_handler()
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| /linux-4.1.27/drivers/staging/lustre/lustre/include/linux/ |
| D | lustre_compat25.h | 151 #define bio_hw_segments(q, bio) 0 argument
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| /linux-4.1.27/Documentation/devicetree/bindings/mfd/ |
| D | da9063.txt | 32 bio : BUCK IO
|