mnt->mnt_master = old;
CLEAR_MNT_SHARED(mnt);
} else if (!(flag & CL_PRIVATE)) {
- if ((flag & CL_PROPAGATION) || IS_MNT_SHARED(old))
+ if ((flag & CL_MAKE_SHARED) || IS_MNT_SHARED(old))
list_add(&mnt->mnt_share, &old->mnt_share);
if (IS_MNT_SLAVE(old))
list_add(&mnt->mnt_slave, &old->mnt_slave);
up_read(&namespace_sem);
}
+int mnt_had_events(struct proc_mounts *p)
+{
+ struct mnt_namespace *ns = p->ns;
+ int res = 0;
+
+ spin_lock(&vfsmount_lock);
+ if (p->event != ns->event) {
+ p->event = ns->event;
+ res = 1;
+ }
+ spin_unlock(&vfsmount_lock);
+
+ return res;
+}
+
struct proc_fs_info {
int flag;
const char *str;
release_mounts(&umount_list);
}
+int iterate_mounts(int (*f)(struct vfsmount *, void *), void *arg,
+ struct vfsmount *root)
+{
+ struct vfsmount *mnt;
+ int res = f(root, arg);
+ if (res)
+ return res;
+ list_for_each_entry(mnt, &root->mnt_list, mnt_list) {
+ res = f(mnt, arg);
+ if (res)
+ return res;
+ }
+ return 0;
+}
+
static void cleanup_group_ids(struct vfsmount *mnt, struct vfsmount *end)
{
struct vfsmount *p;
err = do_remount_sb(sb, flags, data, 0);
if (!err) {
spin_lock(&vfsmount_lock);
- mnt_flags |= path->mnt->mnt_flags & MNT_PNODE_MASK;
+ mnt_flags |= path->mnt->mnt_flags & MNT_PROPAGATION_MASK;
path->mnt->mnt_flags = mnt_flags;
spin_unlock(&vfsmount_lock);
}