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-rw-r--r--fs/kernfs/file.c28
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);
}