diff options
Diffstat (limited to 'pkg')
| -rw-r--r-- | pkg/sentry/fs/dirent.go | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/pkg/sentry/fs/dirent.go b/pkg/sentry/fs/dirent.go index 739ae1d2d..410f93b13 100644 --- a/pkg/sentry/fs/dirent.go +++ b/pkg/sentry/fs/dirent.go @@ -1342,7 +1342,15 @@ func (d *Dirent) InotifyEvent(events, cookie uint32) { // The ordering below is important, Linux always notifies the parent first. if d.parent != nil { - d.parent.Inode.Watches.Notify(d.name, events, cookie) + // name is immediately stale w.r.t. renames (renameMu doesn't + // protect against renames in the same directory). Holding + // d.parent.mu around Notify() wouldn't matter since Notify + // doesn't provide a synchronous mechanism for reading the name + // anyway. + d.parent.mu.Lock() + name := d.name + d.parent.mu.Unlock() + d.parent.Inode.Watches.Notify(name, events, cookie) } d.Inode.Watches.Notify("", events, cookie) |