Commit 50e69630 authored by Al Viro's avatar Al Viro Committed by Linus Torvalds
Browse files

vfs: d_invalidate() should leave mountpoints alone


Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent a8445060
......@@ -546,9 +546,11 @@ int d_invalidate(struct dentry * dentry)
* would make it unreachable from the root,
* we might still populate it if it was a
* working directory or similar).
* We also need to leave mountpoints alone,
* directory or not.
*/
if (dentry->d_count > 1) {
if (dentry->d_inode && S_ISDIR(dentry->d_inode->i_mode)) {
if (dentry->d_count > 1 && dentry->d_inode) {
if (S_ISDIR(dentry->d_inode->i_mode) || d_mountpoint(dentry)) {
spin_unlock(&dentry->d_lock);
return -EBUSY;
}
......
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment