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authorEric W. Biederman <ebiederm@xmission.com>2014-12-18 13:10:48 -0600
committerEric W. Biederman <ebiederm@xmission.com>2015-04-02 20:34:18 -0500
commitc003b26ff98ca04a180ff34c38c007a3998d62f9 (patch)
tree0d48f9edeed164c03b02494cf129ef76a0ffb91c /fs/pnode.h
parent8318e667f176f7ea34451a1a530634e293f216ac (diff)
downloadkernel-c003b26ff98ca04a180ff34c38c007a3998d62f9.tar.gz
mnt: In umount_tree reuse mnt_list instead of mnt_hash
umount_tree builds a list of mounts that need to be unmounted. Utilize mnt_list for this purpose instead of mnt_hash. This begins to allow keeping a mount on the mnt_hash after it is unmounted, which is necessary for a properly functioning MNT_LOCKED implementation. The fact that mnt_list is an ordinary list makding available list_move is nice bonus. Cc: stable@vger.kernel.org Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'fs/pnode.h')
-rw-r--r--fs/pnode.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/pnode.h b/fs/pnode.h
index 16afc3d6d2f2..aa6d65df7204 100644
--- a/fs/pnode.h
+++ b/fs/pnode.h
@@ -40,7 +40,7 @@ static inline void set_mnt_shared(struct mount *mnt)
void change_mnt_propagation(struct mount *, int);
int propagate_mnt(struct mount *, struct mountpoint *, struct mount *,
struct hlist_head *);
-int propagate_umount(struct hlist_head *);
+int propagate_umount(struct list_head *);
int propagate_mount_busy(struct mount *, int);
void mnt_release_group_id(struct mount *);
int get_dominating_id(struct mount *mnt, const struct path *root);