]> git.baikalelectronics.ru Git - kernel.git/commit
dm cache: improve efficiency of quiescing flag management
authorJoe Thornber <ejt@redhat.com>
Wed, 30 Oct 2013 17:29:30 +0000 (17:29 +0000)
committerMike Snitzer <snitzer@redhat.com>
Sat, 9 Nov 2013 23:19:59 +0000 (18:19 -0500)
commit589d5075c8778acc3ae8d600b31b70ad342f46cb
treec1ea27daf3c5b2b0ff37f2ee2037bd74458f1d23
parentb04f04b099595c4dccfbdcf33f8b75891c942227
dm cache: improve efficiency of quiescing flag management

Make the quiescing flag an atomic_t and stop protecting it with a spin
lock.

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