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authorMing Lei <ming.lei@redhat.com>2019-02-15 14:13:19 +0300
committerJens Axboe <axboe@kernel.dk>2019-02-15 18:40:11 +0300
commit6dc4f100c175dd0511ae8674786e7c9006cdfbfa (patch)
treeb8e5204ca6eec1275187496f2d6c069643e478dc /fs/btrfs/compression.c
parent2e1f4f4d2481d8bf111904c3e45fc0c4c94bf76e (diff)
downloadlinux-6dc4f100c175dd0511ae8674786e7c9006cdfbfa.tar.xz
block: allow bio_for_each_segment_all() to iterate over multi-page bvec
This patch introduces one extra iterator variable to bio_for_each_segment_all(), then we can allow bio_for_each_segment_all() to iterate over multi-page bvec. Given it is just one mechannical & simple change on all bio_for_each_segment_all() users, this patch does tree-wide change in one single patch, so that we can avoid to use a temporary helper for this conversion. Reviewed-by: Omar Sandoval <osandov@fb.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/btrfs/compression.c')
-rw-r--r--fs/btrfs/compression.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index 548057630b69..6896ea60c843 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -162,13 +162,14 @@ csum_failed:
} else {
int i;
struct bio_vec *bvec;
+ struct bvec_iter_all iter_all;
/*
* we have verified the checksum already, set page
* checked so the end_io handlers know about it
*/
ASSERT(!bio_flagged(bio, BIO_CLONED));
- bio_for_each_segment_all(bvec, cb->orig_bio, i)
+ bio_for_each_segment_all(bvec, cb->orig_bio, i, iter_all)
SetPageChecked(bvec->bv_page);
bio_endio(cb->orig_bio);