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authorKent Overstreet <kmo@daterainc.com>2013-11-08 00:20:26 +0400
committerKent Overstreet <kmo@daterainc.com>2013-11-24 10:33:46 +0400
commit2c30c71bd653afcbed7f6754e8fe3d16e0e708a1 (patch)
treea6b1147e4302b7216600c397cb47ca7f7f375a43 /fs/ext4/page-io.c
parent33879d4512c021ae65be9706608dacb36b4687b1 (diff)
downloadlinux-2c30c71bd653afcbed7f6754e8fe3d16e0e708a1.tar.xz
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/ext4/page-io.c')
-rw-r--r--fs/ext4/page-io.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index d488f80ee32d..a31e4da14508 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -65,9 +65,9 @@ static void ext4_finish_bio(struct bio *bio)
{
int i;
int error = !test_bit(BIO_UPTODATE, &bio->bi_flags);
+ struct bio_vec *bvec;
- for (i = 0; i < bio->bi_vcnt; i++) {
- struct bio_vec *bvec = &bio->bi_io_vec[i];
+ bio_for_each_segment_all(bvec, bio, i) {
struct page *page = bvec->bv_page;
struct buffer_head *bh, *head;
unsigned bio_start = bvec->bv_offset;