1 files changed, 21 insertions, 7 deletions

diff --git a/fs/kernfs/file.c b/fs/kernfs/file.c
index e1574008adc9..2bcb86e6e6ca 100644
--- a/fs/kernfs/file.c
+++ b/fs/kernfs/file.c
@@ -840,21 +840,35 @@ repeat:
         mutex_lock(&kernfs_mutex);
 
         list_for_each_entry(info, &kernfs_root(kn)->supers, node) {
+                struct kernfs_node *parent;
                 struct inode *inode;
-                struct dentry *dentry;
 
+                /*
+                 * We want fsnotify_modify() on @kn but as the
+                 * modifications aren't originating from userland don't
+                 * have the matching @file available.  Look up the inodes
+                 * and generate the events manually.
+                 */
                 inode = ilookup(info->sb, kn->ino);
                 if (!inode)
                         continue;
 
-                dentry = d_find_any_alias(inode);
-                if (dentry) {
-                        fsnotify_parent(NULL, dentry, FS_MODIFY);
-                        fsnotify(inode, FS_MODIFY, inode, FSNOTIFY_EVENT_INODE,
-                                 NULL, 0);
-                        dput(dentry);
+                parent = kernfs_get_parent(kn);
+                if (parent) {
+                        struct inode *p_inode;
+
+                        p_inode = ilookup(info->sb, parent->ino);
+                        if (p_inode) {
+                                fsnotify(p_inode, FS_MODIFY | FS_EVENT_ON_CHILD,
+                                         inode, FSNOTIFY_EVENT_INODE, kn->name, 0);
+                                iput(p_inode);
+                        }
+
+                        kernfs_put(parent);
                 }
 
+                fsnotify(inode, FS_MODIFY, inode, FSNOTIFY_EVENT_INODE,
+                         kn->name, 0);
                 iput(inode);
         }