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authorKent Overstreet <kent.overstreet@gmail.com>2015-05-19 15:31:01 +0300
committerJens Axboe <axboe@fb.com>2015-08-13 21:32:04 +0300
commitb54ffb73cadcdcff9cc1ae0e11f502407e3e2e4c (patch)
tree8a6d90b3e092e598fefd34718afd2198d8bff2a7 /fs/ext4/page-io.c
parent6cf66b4caf9c71f64a5486cadbd71ab58d0d4307 (diff)
downloadlinux-b54ffb73cadcdcff9cc1ae0e11f502407e3e2e4c.tar.xz
block: remove bio_get_nr_vecs()
We can always fill up the bio now, no need to estimate the possible size based on queue parameters. Acked-by: Steven Whitehouse <swhiteho@redhat.com> Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com> [hch: rebased and wrote a changelog] Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Ming Lin <ming.l@ssi.samsung.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'fs/ext4/page-io.c')
-rw-r--r--fs/ext4/page-io.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
index aa95566f14be..8a9d63a0c071 100644
--- a/fs/ext4/page-io.c
+++ b/fs/ext4/page-io.c
@@ -372,10 +372,9 @@ void ext4_io_submit_init(struct ext4_io_submit *io,
static int io_submit_init_bio(struct ext4_io_submit *io,
struct buffer_head *bh)
{
- int nvecs = bio_get_nr_vecs(bh->b_bdev);
struct bio *bio;
- bio = bio_alloc(GFP_NOIO, min(nvecs, BIO_MAX_PAGES));
+ bio = bio_alloc(GFP_NOIO, BIO_MAX_PAGES);
if (!bio)
return -ENOMEM;
bio->bi_iter.bi_sector = bh->b_blocknr * (bh->b_size >> 9);