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(parent: 49a5785) | patch
ceph: clear inode pointer when snap realm gets dropped by its inode
authorYan, Zheng <zyan@redhat.com>
Thu, 10 Jan 2019 07:41:09 +0000 (15:41 +0800)
committerIlya Dryomov <idryomov@gmail.com>
Mon, 21 Jan 2019 13:52:41 +0000 (14:52 +0100)
commitd95e674c01cfb5461e8b9fdeebf6d878c9b80b2f
tree32bb67b2dd4df148f628eb4af8bcdf612622e66btree | snapshot
parent49a57857aeea06ca831043acbb0fa5e0f50602fdcommit | diff
ceph: clear inode pointer when snap realm gets dropped by its inode

snap realm and corresponding inode have pointers to each other.
The two pointer should get clear at the same time. Otherwise,
snap realm's pointer may reference freed inode.

Cc: stable@vger.kernel.org # 4.17+
Signed-off-by: "Yan, Zheng" <zyan@redhat.com>
Reviewed-by: Luis Henriques <lhenriques@suse.com>
Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
fs/ceph/caps.c diff | blob | history
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