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authorMartin K. Petersen <martin.petersen@oracle.com>2008-10-21 12:45:04 -0400
committerAlasdair G Kergon <agk@redhat.com>2008-10-21 12:45:04 -0400
commitf3e1d26ede3fb15c06904d700f1d7b21bba2215e (patch)
tree18ce3a0e4c4005d9737b840b37440e4ad85ed860 /drivers/md/dm.c
parent0a4a1047a445062793d9004bcb0d52756726fdf5 (diff)
dm: mark split bio as cloned
When a bio gets split, mark its fragments with the BIO_CLONED flag. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md/dm.c')
-rw-r--r--drivers/md/dm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 327de03a5bdf..829d9fc66453 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -669,6 +669,7 @@ static struct bio *split_bvec(struct bio *bio, sector_t sector,
669 clone->bi_size = to_bytes(len); 669 clone->bi_size = to_bytes(len);
670 clone->bi_io_vec->bv_offset = offset; 670 clone->bi_io_vec->bv_offset = offset;
671 clone->bi_io_vec->bv_len = clone->bi_size; 671 clone->bi_io_vec->bv_len = clone->bi_size;
672 clone->bi_flags |= 1 << BIO_CLONED;
672 673
673 return clone; 674 return clone;
674} 675}