dm: linear add merge
commit7bc3447b692185c5ea78bee93d0ef1dee2fd7ce7
authorMilan Broz <mbroz@redhat.com>
Mon, 21 Jul 2008 11:00:38 +0000 (21 12:00 +0100)
committerAlasdair G Kergon <agk@redhat.com>
Mon, 21 Jul 2008 11:00:38 +0000 (21 12:00 +0100)
treef30ddd021bcbb333f12b1a57a6969e0d52b7cdab
parentf6fccb1213ba3d661baeb2a5eee0a9701dc03e1b
dm: linear add merge

This patch implements biovec merge function for linear target.

If the underlying device has merge function defined, call it.
If not, keep precomputed value.

Signed-off-by: Milan Broz <mbroz@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
drivers/md/dm-linear.c