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(parent: 8605609) | patch
ceph: take snap_rwsem when accessing snap realm's cached_context
authorYan, Zheng <zyan@redhat.com>
Fri, 1 May 2015 09:49:16 +0000 (17:49 +0800)
committerIlya Dryomov <idryomov@gmail.com>
Thu, 25 Jun 2015 08:49:28 +0000 (11:49 +0300)
commit604d1b0245b97738cde4341944ad93edff4b2827
tree05a75dfc1ddf4729405f9cb6ce2f405b8e47791etree | snapshot
parent860560904962d08fd38666207c910065fe53e074commit | diff
ceph: take snap_rwsem when accessing snap realm's cached_context

When ceph inode's i_head_snapc is NULL, __ceph_mark_dirty_caps()
accesses snap realm's cached_context. So we need take read lock
of snap_rwsem.

Signed-off-by: Yan, Zheng <zyan@redhat.com>
fs/ceph/caps.c diff | blob | history
fs/ceph/inode.c diff | blob | history
fs/ceph/xattr.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git