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authorKent Overstreet <kmo@daterainc.com>2013-11-07 12:20:26 -0800
committerKent Overstreet <kmo@daterainc.com>2013-11-23 22:33:46 -0800
commit2c30c71bd653afcbed7f6754e8fe3d16e0e708a1 (patch)
treea6b1147e4302b7216600c397cb47ca7f7f375a43 /fs/btrfs/compression.c
parent33879d4512c021ae65be9706608dacb36b4687b1 (diff)
downloadop-kernel-dev-2c30c71bd653afcbed7f6754e8fe3d16e0e708a1.zip
op-kernel-dev-2c30c71bd653afcbed7f6754e8fe3d16e0e708a1.tar.gz
block: Convert various code to bio_for_each_segment()
With immutable biovecs we don't want code accessing bi_io_vec directly - the uses this patch changes weren't incorrect since they all own the bio, but it makes the code harder to audit for no good reason - also, this will help with multipage bvecs later. Signed-off-by: Kent Overstreet <kmo@daterainc.com> Cc: Jens Axboe <axboe@kernel.dk> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: Chris Mason <chris.mason@fusionio.com> Cc: Jaegeuk Kim <jaegeuk.kim@samsung.com> Cc: Joern Engel <joern@logfs.org> Cc: Prasad Joshi <prasadjoshi.linux@gmail.com> Cc: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/btrfs/compression.c')
-rw-r--r--fs/btrfs/compression.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index 1499b27..eac6784 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -201,18 +201,16 @@ csum_failed:
if (cb->errors) {
bio_io_error(cb->orig_bio);
} else {
- int bio_index = 0;
- struct bio_vec *bvec = cb->orig_bio->bi_io_vec;
+ int i;
+ struct bio_vec *bvec;
/*
* we have verified the checksum already, set page
* checked so the end_io handlers know about it
*/
- while (bio_index < cb->orig_bio->bi_vcnt) {
+ bio_for_each_segment_all(bvec, cb->orig_bio, i)
SetPageChecked(bvec->bv_page);
- bvec++;
- bio_index++;
- }
+
bio_endio(cb->orig_bio, 0);
}
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