vfs: now it can be done - make mnt_parent point to struct mount
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/pnode.c b/fs/pnode.c
index 2ff4dfa..7fddc67 100644
--- a/fs/pnode.c
+++ b/fs/pnode.c
@@ -292,10 +292,10 @@
{
struct vfsmount *m;
struct mount *child;
- struct vfsmount *parent = mnt->mnt_parent;
+ struct mount *parent = mnt->mnt_parent;
int ret = 0;
- if (&mnt->mnt == parent)
+ if (mnt == parent)
return do_refcount_check(mnt, refcnt);
/*
@@ -306,8 +306,8 @@
if (!list_empty(&mnt->mnt.mnt_mounts) || do_refcount_check(mnt, refcnt))
return 1;
- for (m = propagation_next(parent, parent); m;
- m = propagation_next(m, parent)) {
+ for (m = propagation_next(&parent->mnt, &parent->mnt); m;
+ m = propagation_next(m, &parent->mnt)) {
child = __lookup_mnt(m, mnt->mnt.mnt_mountpoint, 0);
if (child && list_empty(&child->mnt.mnt_mounts) &&
(ret = do_refcount_check(child, 1)))
@@ -322,13 +322,13 @@
*/
static void __propagate_umount(struct mount *mnt)
{
- struct vfsmount *parent = mnt->mnt_parent;
+ struct mount *parent = mnt->mnt_parent;
struct vfsmount *m;
- BUG_ON(parent == &mnt->mnt);
+ BUG_ON(parent == mnt);
- for (m = propagation_next(parent, parent); m;
- m = propagation_next(m, parent)) {
+ for (m = propagation_next(&parent->mnt, &parent->mnt); m;
+ m = propagation_next(m, &parent->mnt)) {
struct mount *child = __lookup_mnt(m,
mnt->mnt.mnt_mountpoint, 0);