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ceph: avoid block operation when !TASK_RUNNING (ceph_mdsc_close_sessions)
authorYan, Zheng <zyan@redhat.com>
Fri, 9 Jan 2015 09:00:42 +0000 (17:00 +0800)
committerIlya Dryomov <idryomov@gmail.com>
Thu, 19 Feb 2015 10:31:38 +0000 (13:31 +0300)
commit86d8f67b26a8b30228b5177b7e594bbc89798a23
tree8d2c95e94f1718806d0aed91854394ec5cfabe5btree | snapshot (tar.gz zip)
parentc4d4a582c538e890f09c338bc3063c28dfdc9ae5commit | diff
ceph: avoid block operation when !TASK_RUNNING (ceph_mdsc_close_sessions)

use an atomic variable to track number of sessions, this can avoid block
operation inside wait loops.

Signed-off-by: Yan, Zheng <zyan@redhat.com>
fs/ceph/mds_client.c diff | blob | blame | history
fs/ceph/mds_client.h diff | blob | blame | history