From: Al Viro <viro@zeniv.linux.org.uk>
Date: Tue, 7 Apr 2009 16:15:39 +0000 (-0400)
Subject: Touch all affected namespaces on propagation of mount
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e5d67f0715bc60f6c19abdd86d007d7bb29c9951;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

Touch all affected namespaces on propagation of mount

We shouldn't just touch the namespace of current process

Caught-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/fs/namespace.c b/fs/namespace.c
index d9138f81ec10..41196209a906 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1377,7 +1377,7 @@ static int attach_recursive_mnt(struct vfsmount *source_mnt,
 	if (parent_path) {
 		detach_mnt(source_mnt, parent_path);
 		attach_mnt(source_mnt, path);
-		touch_mnt_namespace(current->nsproxy->mnt_ns);
+		touch_mnt_namespace(parent_path->mnt->mnt_ns);
 	} else {
 		mnt_set_mountpoint(dest_mnt, dest_dentry, source_mnt);
 		commit_tree(source_mnt);