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authorKent Overstreet <koverstreet@google.com>2012-09-25 15:05:12 -0700
committerKent Overstreet <koverstreet@google.com>2013-03-23 14:15:29 -0700
commitf73a1c7d117d07a96d89475066188a2b79e53c48 (patch)
treeb2343926df6cf7877ee398ba485a962148b67804 /drivers/md/raid1.c
parentfb9e3534768c1daa0bd09dd00d1a8828e15079c8 (diff)
downloadop-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 'drivers/md/raid1.c')
-rw-r--r--drivers/md/raid1.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index fd86b37..4d8c2e0 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1018,7 +1018,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
md_write_start(mddev, bio); /* wait on superblock update early */
if (bio_data_dir(bio) == WRITE &&
- bio->bi_sector + bio->bi_size/512 > mddev->suspend_lo &&
+ bio_end_sector(bio) > mddev->suspend_lo &&
bio->bi_sector < mddev->suspend_hi) {
/* As the suspend_* range is controlled by
* userspace, we want an interruptible
@@ -1029,7 +1029,7 @@ static void make_request(struct mddev *mddev, struct bio * bio)
flush_signals(current);
prepare_to_wait(&conf->wait_barrier,
&w, TASK_INTERRUPTIBLE);
- if (bio->bi_sector + bio->bi_size/512 <= mddev->suspend_lo ||
+ if (bio_end_sector(bio) <= mddev->suspend_lo ||
bio->bi_sector >= mddev->suspend_hi)
break;
schedule();
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