Commit ba911108 authored by Linus Torvalds's avatar Linus Torvalds

Merge tag 'fsnotify_for_v5.10-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs

Pull fanotify fix from Jan Kara:
 "A single fanotify fix from Amir"

* tag 'fsnotify_for_v5.10-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs:
  fanotify: fix logic of reporting name info with watched parent
parents ea0ab643 7372e79c
......@@ -178,6 +178,7 @@ int __fsnotify_parent(struct dentry *dentry, __u32 mask, const void *data,
struct inode *inode = d_inode(dentry);
struct dentry *parent;
bool parent_watched = dentry->d_flags & DCACHE_FSNOTIFY_PARENT_WATCHED;
bool parent_needed, parent_interested;
__u32 p_mask;
struct inode *p_inode = NULL;
struct name_snapshot name;
......@@ -193,7 +194,8 @@ int __fsnotify_parent(struct dentry *dentry, __u32 mask, const void *data,
return 0;
parent = NULL;
if (!parent_watched && !fsnotify_event_needs_parent(inode, mnt, mask))
parent_needed = fsnotify_event_needs_parent(inode, mnt, mask);
if (!parent_watched && !parent_needed)
goto notify;
/* Does parent inode care about events on children? */
......@@ -205,17 +207,17 @@ int __fsnotify_parent(struct dentry *dentry, __u32 mask, const void *data,
/*
* Include parent/name in notification either if some notification
* groups require parent info (!parent_watched case) or the parent is
* interested in this event.
* groups require parent info or the parent is interested in this event.
*/
if (!parent_watched || (mask & p_mask & ALL_FSNOTIFY_EVENTS)) {
parent_interested = mask & p_mask & ALL_FSNOTIFY_EVENTS;
if (parent_needed || parent_interested) {
/* When notifying parent, child should be passed as data */
WARN_ON_ONCE(inode != fsnotify_data_inode(data, data_type));
/* Notify both parent and child with child name info */
take_dentry_name_snapshot(&name, dentry);
file_name = &name.name;
if (parent_watched)
if (parent_interested)
mask |= FS_EVENT_ON_CHILD;
}
......
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