[PATCH 23/34] utimes: handle idmapped mounts
Enable the vfs_utimes() helper to handle idmapped mounts by passing down the
mount's user namespace to the earlier introduced notify_mapped_change() helper.
Signed-off-by: Christian Brauner <christian.brauner(a)ubuntu.com>
---
fs/utimes.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/utimes.c b/fs/utimes.c
index fd3cc4226224..1c0b1f56fce2 100644
--- a/fs/utimes.c
+++ b/fs/utimes.c
@@ -22,6 +22,7 @@ int vfs_utimes(const struct path *path, struct timespec64 *times)
struct iattr newattrs;
struct inode *inode = path->dentry->d_inode;
struct inode *delegated_inode = NULL;
+ struct user_namespace *user_ns;
if (times) {
if (!nsec_valid(times[0].tv_nsec) ||
@@ -61,8 +62,9 @@ int vfs_utimes(const struct path *path, struct timespec64 *times)
newattrs.ia_valid |= ATTR_TOUCH;
}
retry_deleg:
+ user_ns = mnt_user_ns(path->mnt);
inode_lock(inode);
- error = notify_change(path->dentry, &newattrs, &delegated_inode);
+ error = notify_mapped_change(user_ns, path->dentry, &newattrs,
&delegated_inode);
inode_unlock(inode);
if (delegated_inode) {
error = break_deleg_wait(&delegated_inode);
--
2.29.0