Re: [patch] stop inotify from sending random DELETE_SELF event under load
From: John McCutchan (ttb_at_tentacle.dhs.org)
Date: 09/20/05
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To: Al Viro <viro@ftp.linux.org.uk> Date: Tue, 20 Sep 2005 01:06:23 -0400
On Tue, 2005-09-20 at 05:58 +0100, Al Viro wrote:
> On Tue, Sep 20, 2005 at 12:53:12AM -0400, John McCutchan wrote:
> > DELETE_SELF WD=X
> >
> > The path you requested a watch on (inotify_add_watch(path,mask) returned
> > X) has been deleted.
>
> Then why the devil do we have IN_DELETE and IN_DELETE_SELF generated
> in different places? The only difference is in who receives the
> event - you send IN_DELETE to watchers on parent and IN_DELETE_SELF
> on watchers on victim. Event itself is the same, judging by your
> description...
No, because in the case of IN_DELETE, the path represented by the WD
hasn't been deleted, it is "PATH(WD)/event->name" that has been. Also,
IN_DELETE_SELF marks the death of the WD, no further events will be sent
with the same WD [Except for the IN_IGNORE].
-- John McCutchan <ttb@tentacle.dhs.org> - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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