dm thin metadata: change dm_thin_find_block to allow blocking, but not issuing, IO
authorJoe Thornber <ejt@redhat.com>
Mon, 6 Oct 2014 14:24:55 +0000 (15:24 +0100)
committerMike Snitzer <snitzer@redhat.com>
Mon, 10 Nov 2014 20:25:26 +0000 (15:25 -0500)
commite5cfc69a513cdc9d9e753c5ce07f0cc6b496bfd3
tree720c80d4d1cda8be53296d215bcfed7c404cf45b
parenta195db2d29a47c2c3a61386009bd400df18c86cf
dm thin metadata: change dm_thin_find_block to allow blocking, but not issuing, IO

This change is a prerequisite for allowing metadata to be prefetched.

Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm-thin-metadata.c
drivers/md/dm-thin-metadata.h