blkio: Dynamic cfq group creation based on cgroup tasks belongs to
authorVivek Goyal <vgoyal@redhat.com>
Thu, 3 Dec 2009 17:59:46 +0000 (12:59 -0500)
committerJens Axboe <jens.axboe@oracle.com>
Thu, 3 Dec 2009 18:28:52 +0000 (19:28 +0100)
commit25fb5169d4c9d4255107abbb7c08ab712434efc8
tree8939bd6f73f9888d954672dfaac1cc25e313cb2f
parentdae739ebc4c590630039533a5bbd05865966094f
blkio: Dynamic cfq group creation based on cgroup tasks belongs to

o Determine the cgroup IO submitting task belongs to and create the cfq
  group if it does not exist already.

o Also link cfqq and associated cfq group.

o Currently all async IO is mapped to root group.

Signed-off-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
block/cfq-iosched.c