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authorMing Lei <ming.lei@redhat.com>2019-02-15 12:13:19 +0100
committerJens Axboe <axboe@kernel.dk>2019-02-15 16:40:11 +0100
commit6dc4f100c175dd0511ae8674786e7c9006cdfbfa (patch)
treeb8e5204ca6eec1275187496f2d6c069643e478dc /fs/mpage.c
parentbcache: avoid to use bio_for_each_segment_all() in bch_bio_alloc_pages() (diff)
downloadlinux-6dc4f100c175dd0511ae8674786e7c9006cdfbfa.tar.xz
linux-6dc4f100c175dd0511ae8674786e7c9006cdfbfa.zip
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/mpage.c')
-rw-r--r--fs/mpage.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/mpage.c b/fs/mpage.c
index c820dc9bebab..3f19da75178b 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -48,8 +48,9 @@ static void mpage_end_io(struct bio *bio)
{
struct bio_vec *bv;
int i;
+ struct bvec_iter_all iter_all;
- bio_for_each_segment_all(bv, bio, i) {
+ bio_for_each_segment_all(bv, bio, i, iter_all) {
struct page *page = bv->bv_page;
page_endio(page, bio_op(bio),
blk_status_to_errno(bio->bi_status));