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author | Kent Overstreet <koverstreet@google.com> | 2012-09-25 15:05:12 -0700 |
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committer | Kent Overstreet <koverstreet@google.com> | 2013-03-23 14:15:29 -0700 |
commit | f73a1c7d117d07a96d89475066188a2b79e53c48 (patch) | |
tree | b2343926df6cf7877ee398ba485a962148b67804 /fs/btrfs/extent_io.c | |
parent | fb9e3534768c1daa0bd09dd00d1a8828e15079c8 (diff) | |
download | op-kernel-dev-f73a1c7d117d07a96d89475066188a2b79e53c48.zip op-kernel-dev-f73a1c7d117d07a96d89475066188a2b79e53c48.tar.gz |
block: Add bio_end_sector()
Just a little convenience macro - main reason to add it now is preparing
for immutable bio vecs, it'll reduce the size of the patch that puts
bi_sector/bi_size/bi_idx into a struct bvec_iter.
Signed-off-by: Kent Overstreet <koverstreet@google.com>
CC: Jens Axboe <axboe@kernel.dk>
CC: Lars Ellenberg <drbd-dev@lists.linbit.com>
CC: Jiri Kosina <jkosina@suse.cz>
CC: Alasdair Kergon <agk@redhat.com>
CC: dm-devel@redhat.com
CC: Neil Brown <neilb@suse.de>
CC: Martin Schwidefsky <schwidefsky@de.ibm.com>
CC: Heiko Carstens <heiko.carstens@de.ibm.com>
CC: linux-s390@vger.kernel.org
CC: Chris Mason <chris.mason@fusionio.com>
CC: Steven Whitehouse <swhiteho@redhat.com>
Acked-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/btrfs/extent_io.c')
-rw-r--r-- | fs/btrfs/extent_io.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index f173c5a..bed072a 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -2527,8 +2527,7 @@ static int submit_extent_page(int rw, struct extent_io_tree *tree, if (old_compressed) contig = bio->bi_sector == sector; else - contig = bio->bi_sector + (bio->bi_size >> 9) == - sector; + contig = bio_end_sector(bio) == sector; if (prev_bio_flags != bio_flags || !contig || merge_bio(rw, tree, page, offset, page_size, bio, bio_flags) || |