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authorKent Overstreet <koverstreet@google.com>2012-09-10 23:41:12 +0200
committerKent Overstreet <koverstreet@google.com>2013-03-23 22:15:32 +0100
commit9e882242c6193ae6f416f2d8d8db0d9126bd996b (patch)
tree388e4a9ef2ab3693eaee77a8bffabc62a9b86d7f /drivers/md/raid1.c
parentblock: Remove some unnecessary bi_vcnt usage (diff)
downloadlinux-9e882242c6193ae6f416f2d8d8db0d9126bd996b.tar.xz
linux-9e882242c6193ae6f416f2d8d8db0d9126bd996b.zip
block: Add submit_bio_wait(), remove from md
Random cleanup - this code was duplicated and it's not really specific to md. Also added the ability to return the actual error code. Signed-off-by: Kent Overstreet <koverstreet@google.com> CC: Jens Axboe <axboe@kernel.dk> CC: NeilBrown <neilb@suse.de> Acked-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'drivers/md/raid1.c')
-rw-r--r--drivers/md/raid1.c19
1 files changed, 0 insertions, 19 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index f741c9fe25c8..800748d585ca 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -2059,25 +2059,6 @@ static void fix_read_error(struct r1conf *conf, int read_disk,
}
}
-static void bi_complete(struct bio *bio, int error)
-{
- complete((struct completion *)bio->bi_private);
-}
-
-static int submit_bio_wait(int rw, struct bio *bio)
-{
- struct completion event;
- rw |= REQ_SYNC;
-
- init_completion(&event);
- bio->bi_private = &event;
- bio->bi_end_io = bi_complete;
- submit_bio(rw, bio);
- wait_for_completion(&event);
-
- return test_bit(BIO_UPTODATE, &bio->bi_flags);
-}
-
static int narrow_write_error(struct r1bio *r1_bio, int i)
{
struct mddev *mddev = r1_bio->mddev;