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ipc,shm: shorten critical region in shmctl_down
[platform/adaptation/renesas_rcar/renesas_kernel.git]
/
fs
/
pnode.c
diff --git
a/fs/pnode.c
b/fs/pnode.c
index
3d2a714
..
9af0df1
100644
(file)
--- a/
fs/pnode.c
+++ b/
fs/pnode.c
@@
-83,7
+83,8
@@
static int do_make_slave(struct mount *mnt)
if (peer_mnt == mnt)
peer_mnt = NULL;
}
- if (IS_MNT_SHARED(mnt) && list_empty(&mnt->mnt_share))
+ if (mnt->mnt_group_id && IS_MNT_SHARED(mnt) &&
+ list_empty(&mnt->mnt_share))
mnt_release_group_id(mnt);
list_del_init(&mnt->mnt_share);