102 static void copy_to_high_bio_irq(struct bio *to, struct bio *from)  in copy_to_high_bio_irq()
126 static void bounce_end_io(struct bio *bio, mempool_t *pool)  in bounce_end_io()  argument
128 	struct bio *bio_orig = bio->bi_private;  in bounce_end_io()
136 	bio_for_each_segment_all(bvec, bio, i) {  in bounce_end_io()
146 	bio_orig->bi_error = bio->bi_error;  in bounce_end_io()
148 	bio_put(bio);  in bounce_end_io()
151 static void bounce_end_io_write(struct bio *bio)  in bounce_end_io_write()  argument
153 	bounce_end_io(bio, page_pool);  in bounce_end_io_write()
156 static void bounce_end_io_write_isa(struct bio *bio)  in bounce_end_io_write_isa()  argument
159 	bounce_end_io(bio, isa_page_pool);  in bounce_end_io_write_isa()
162 static void __bounce_end_io_read(struct bio *bio, mempool_t *pool)  in __bounce_end_io_read()  argument
164 	struct bio *bio_orig = bio->bi_private;  in __bounce_end_io_read()
166 	if (!bio->bi_error)  in __bounce_end_io_read()
167 		copy_to_high_bio_irq(bio_orig, bio);  in __bounce_end_io_read()
169 	bounce_end_io(bio, pool);  in __bounce_end_io_read()
172 static void bounce_end_io_read(struct bio *bio)  in bounce_end_io_read()  argument
174 	__bounce_end_io_read(bio, page_pool);  in bounce_end_io_read()
177 static void bounce_end_io_read_isa(struct bio *bio)  in bounce_end_io_read_isa()  argument
179 	__bounce_end_io_read(bio, isa_page_pool);  in bounce_end_io_read_isa()
182 static void __blk_queue_bounce(struct request_queue *q, struct bio **bio_orig,  in __blk_queue_bounce()
185 	struct bio *bio;  in __blk_queue_bounce()  local
197 	bio = bio_clone_bioset(*bio_orig, GFP_NOIO, fs_bio_set);  in __blk_queue_bounce()
199 	bio_for_each_segment_all(to, bio, i) {  in __blk_queue_bounce()
222 	bio->bi_flags |= (1 << BIO_BOUNCED);  in __blk_queue_bounce()
225 		bio->bi_end_io = bounce_end_io_write;  in __blk_queue_bounce()
227 			bio->bi_end_io = bounce_end_io_read;  in __blk_queue_bounce()
229 		bio->bi_end_io = bounce_end_io_write_isa;  in __blk_queue_bounce()
231 			bio->bi_end_io = bounce_end_io_read_isa;  in __blk_queue_bounce()
234 	bio->bi_private = *bio_orig;  in __blk_queue_bounce()
235 	*bio_orig = bio;  in __blk_queue_bounce()
238 void blk_queue_bounce(struct request_queue *q, struct bio **bio_orig)  in blk_queue_bounce()