305 			struct bio *head, struct bio *tail)  in requeue_list()
308 	struct bio *old_head;  in requeue_list()
331 	struct bio *pending;  in run_scheduled_bios()
335 	struct bio *tail;  in run_scheduled_bios()
336 	struct bio *cur;  in run_scheduled_bios()
5854 static inline void btrfs_end_bbio(struct btrfs_bio *bbio, struct bio *bio)  in btrfs_end_bbio()  argument
5856 	bio->bi_private = bbio->private;  in btrfs_end_bbio()
5857 	bio->bi_end_io = bbio->end_io;  in btrfs_end_bbio()
5858 	bio_endio(bio);  in btrfs_end_bbio()
5863 static void btrfs_end_bio(struct bio *bio)  in btrfs_end_bio()  argument
5865 	struct btrfs_bio *bbio = bio->bi_private;  in btrfs_end_bio()
5868 	if (bio->bi_error) {  in btrfs_end_bio()
5870 		if (bio->bi_error == -EIO || bio->bi_error == -EREMOTEIO) {  in btrfs_end_bio()
5872 				btrfs_io_bio(bio)->stripe_index;  in btrfs_end_bio()
5878 				if (bio->bi_rw & WRITE)  in btrfs_end_bio()
5884 				if ((bio->bi_rw & WRITE_FLUSH) == WRITE_FLUSH)  in btrfs_end_bio()
5892 	if (bio == bbio->orig_bio)  in btrfs_end_bio()
5899 			bio_put(bio);  in btrfs_end_bio()
5900 			bio = bbio->orig_bio;  in btrfs_end_bio()
5903 		btrfs_io_bio(bio)->mirror_num = bbio->mirror_num;  in btrfs_end_bio()
5908 			bio->bi_error = -EIO;  in btrfs_end_bio()
5914 			bio->bi_error = 0;  in btrfs_end_bio()
5917 		btrfs_end_bbio(bbio, bio);  in btrfs_end_bio()
5919 		bio_put(bio);  in btrfs_end_bio()
5932 					int rw, struct bio *bio)  in btrfs_schedule_bio()  argument
5938 		bio_io_error(bio);  in btrfs_schedule_bio()
5944 		bio_get(bio);  in btrfs_schedule_bio()
5945 		btrfsic_submit_bio(rw, bio);  in btrfs_schedule_bio()
5946 		bio_put(bio);  in btrfs_schedule_bio()
5957 	WARN_ON(bio->bi_next);  in btrfs_schedule_bio()
5958 	bio->bi_next = NULL;  in btrfs_schedule_bio()
5959 	bio->bi_rw |= rw;  in btrfs_schedule_bio()
5962 	if (bio->bi_rw & REQ_SYNC)  in btrfs_schedule_bio()
5968 		pending_bios->tail->bi_next = bio;  in btrfs_schedule_bio()
5970 	pending_bios->tail = bio;  in btrfs_schedule_bio()
5972 		pending_bios->head = bio;  in btrfs_schedule_bio()
5984 			      struct bio *bio, u64 physical, int dev_nr,  in submit_stripe_bio()  argument
5989 	bio->bi_private = bbio;  in submit_stripe_bio()
5990 	btrfs_io_bio(bio)->stripe_index = dev_nr;  in submit_stripe_bio()
5991 	bio->bi_end_io = btrfs_end_bio;  in submit_stripe_bio()
5992 	bio->bi_iter.bi_sector = physical >> 9;  in submit_stripe_bio()
6001 			 (u64)bio->bi_iter.bi_sector, (u_long)dev->bdev->bd_dev,  in submit_stripe_bio()
6002 			 name->str, dev->devid, bio->bi_iter.bi_size);  in submit_stripe_bio()
6006 	bio->bi_bdev = dev->bdev;  in submit_stripe_bio()
6011 		btrfs_schedule_bio(root, dev, rw, bio);  in submit_stripe_bio()
6013 		btrfsic_submit_bio(rw, bio);  in submit_stripe_bio()
6016 static void bbio_error(struct btrfs_bio *bbio, struct bio *bio, u64 logical)  in bbio_error()  argument
6021 		WARN_ON(bio != bbio->orig_bio);  in bbio_error()
6023 		btrfs_io_bio(bio)->mirror_num = bbio->mirror_num;  in bbio_error()
6024 		bio->bi_iter.bi_sector = logical >> 9;  in bbio_error()
6025 		bio->bi_error = -EIO;  in bbio_error()
6026 		btrfs_end_bbio(bbio, bio);  in bbio_error()
6030 int btrfs_map_bio(struct btrfs_root *root, int rw, struct bio *bio,  in btrfs_map_bio()  argument
6034 	struct bio *first_bio = bio;  in btrfs_map_bio()
6035 	u64 logical = (u64)bio->bi_iter.bi_sector << 9;  in btrfs_map_bio()
6043 	length = bio->bi_iter.bi_size;  in btrfs_map_bio()
6065 			ret = raid56_parity_write(root, bio, bbio, map_length);  in btrfs_map_bio()
6067 			ret = raid56_parity_recover(root, bio, bbio, map_length,  in btrfs_map_bio()
6089 			bio = btrfs_bio_clone(first_bio, GFP_NOFS);  in btrfs_map_bio()
6090 			BUG_ON(!bio); /* -ENOMEM */  in btrfs_map_bio()
6092 			bio = first_bio;  in btrfs_map_bio()
6094 		submit_stripe_bio(root, bbio, bio,  in btrfs_map_bio()