diff options
| -rw-r--r-- | block/bio.c | 3 | ||||
| -rw-r--r-- | drivers/md/bcache/btree.c | 6 | ||||
| -rw-r--r-- | drivers/md/bcache/debug.c | 6 | ||||
| -rw-r--r-- | drivers/md/bcache/movinggc.c | 5 | ||||
| -rw-r--r-- | drivers/md/bcache/request.c | 9 | ||||
| -rw-r--r-- | drivers/md/bcache/writeback.c | 5 | ||||
| -rw-r--r-- | drivers/md/dm-log-writes.c | 6 | ||||
| -rw-r--r-- | drivers/md/raid1.c | 8 | ||||
| -rw-r--r-- | include/linux/bio.h | 1 |
9 files changed, 13 insertions, 36 deletions
diff --git a/block/bio.c b/block/bio.c index a6d279e1ea9e..db85c5753a76 100644 --- a/block/bio.c +++ b/block/bio.c @@ -1068,7 +1068,7 @@ static int bio_copy_to_iter(struct bio *bio, struct iov_iter iter) return 0; } -static void bio_free_pages(struct bio *bio) +void bio_free_pages(struct bio *bio) { struct bio_vec *bvec; int i; @@ -1076,6 +1076,7 @@ static void bio_free_pages(struct bio *bio) bio_for_each_segment_all(bvec, bio, i) __free_page(bvec->bv_page); } +EXPORT_SYMBOL(bio_free_pages); /** * bio_uncopy_user - finish previously mapped bio diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c index 76f7534d1dd1..81d3db40cd7b 100644 --- a/drivers/md/bcache/btree.c +++ b/drivers/md/bcache/btree.c @@ -361,12 +361,8 @@ static void __btree_node_write_done(struct closure *cl) static void btree_node_write_done(struct closure *cl) { struct btree *b = container_of(cl, struct btree, io); - struct bio_vec *bv; - int n; - - bio_for_each_segment_all(bv, b->bio, n) - __free_page(bv->bv_page); + bio_free_pages(b->bio); __btree_node_write_done(cl); } diff --git a/drivers/md/bcache/debug.c b/drivers/md/bcache/debug.c index c28df164701e..333a1e5f6ae6 100644 --- a/drivers/md/bcache/debug.c +++ b/drivers/md/bcache/debug.c @@ -107,9 +107,8 @@ void bch_data_verify(struct cached_dev *dc, struct bio *bio) { char name[BDEVNAME_SIZE]; struct bio *check; - struct bio_vec bv, *bv2; + struct bio_vec bv; struct bvec_iter iter; - int i; check = bio_clone(bio, GFP_NOIO); if (!check) @@ -136,8 +135,7 @@ void bch_data_verify(struct cached_dev *dc, struct bio *bio) kunmap_atomic(p1); } - bio_for_each_segment_all(bv2, check, i) - __free_page(bv2->bv_page); + bio_free_pages(check); out_put: bio_put(check); } diff --git a/drivers/md/bcache/movinggc.c b/drivers/md/bcache/movinggc.c index 1881319f2298..5c4bddecfaf0 100644 --- a/drivers/md/bcache/movinggc.c +++ b/drivers/md/bcache/movinggc.c @@ -44,11 +44,8 @@ static void write_moving_finish(struct closure *cl) { struct moving_io *io = container_of(cl, struct moving_io, cl); struct bio *bio = &io->bio.bio; - struct bio_vec *bv; - int i; - bio_for_each_segment_all(bv, bio, i) - __free_page(bv->bv_page); + bio_free_pages(bio); if (io->op.replace_collision) trace_bcache_gc_copy_collision(&io->w->key); diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c index 4b177fe11ebb..40ffe5e424b3 100644 --- a/drivers/md/bcache/request.c +++ b/drivers/md/bcache/request.c @@ -694,13 +694,8 @@ static void cached_dev_cache_miss_done(struct closure *cl) if (s->iop.replace_collision) bch_mark_cache_miss_collision(s->iop.c, s->d); - if (s->iop.bio) { - int i; - struct bio_vec *bv; - - bio_for_each_segment_all(bv, s->iop.bio, i) - __free_page(bv->bv_page); - } + if (s->iop.bio) + bio_free_pages(s->iop.bio); cached_dev_bio_complete(cl); } diff --git a/drivers/md/bcache/writeback.c b/drivers/md/bcache/writeback.c index d9fd2a62e5f6..e51644e503a5 100644 --- a/drivers/md/bcache/writeback.c +++ b/drivers/md/bcache/writeback.c @@ -128,11 +128,8 @@ static void write_dirty_finish(struct closure *cl) struct dirty_io *io = container_of(cl, struct dirty_io, cl); struct keybuf_key *w = io->bio.bi_private; struct cached_dev *dc = io->dc; - struct bio_vec *bv; - int i; - bio_for_each_segment_all(bv, &io->bio, i) - __free_page(bv->bv_page); + bio_free_pages(&io->bio); /* This is kind of a dumb way of signalling errors. */ if (KEY_DIRTY(&w->key)) { diff --git a/drivers/md/dm-log-writes.c b/drivers/md/dm-log-writes.c index 4ab68033f9d1..b52404159ccf 100644 --- a/drivers/md/dm-log-writes.c +++ b/drivers/md/dm-log-writes.c @@ -149,8 +149,6 @@ static void put_io_block(struct log_writes_c *lc) static void log_end_io(struct bio *bio) { struct log_writes_c *lc = bio->bi_private; - struct bio_vec *bvec; - int i; if (bio->bi_error) { unsigned long flags; @@ -161,9 +159,7 @@ static void log_end_io(struct bio *bio) spin_unlock_irqrestore(&lc->blocks_lock, flags); } - bio_for_each_segment_all(bvec, bio, i) - __free_page(bvec->bv_page); - + bio_free_pages(bio); put_io_block(lc); bio_put(bio); } diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 21dc00eb1989..1961d827dbd1 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -145,12 +145,8 @@ static void * r1buf_pool_alloc(gfp_t gfp_flags, void *data) return r1_bio; out_free_pages: - while (--j >= 0) { - struct bio_vec *bv; - - bio_for_each_segment_all(bv, r1_bio->bios[j], i) - __free_page(bv->bv_page); - } + while (--j >= 0) + bio_free_pages(r1_bio->bios[j]); out_free_bio: while (++j < pi->raid_disks) diff --git a/include/linux/bio.h b/include/linux/bio.h index e00721a2dce1..97cb48f03dc7 100644 --- a/include/linux/bio.h +++ b/include/linux/bio.h @@ -459,6 +459,7 @@ static inline void bio_flush_dcache_pages(struct bio *bi) extern void bio_copy_data(struct bio *dst, struct bio *src); extern int bio_alloc_pages(struct bio *bio, gfp_t gfp); +extern void bio_free_pages(struct bio *bio); extern struct bio *bio_copy_user_iov(struct request_queue *, struct rq_map_data *, |