netdev - Re: [Bugme-new] [Bug 8736] New: New TC deadlock scenario

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Date:	Sat, 14 Jul 2007 19:45:35 +0300
From:	Ranko Zivojnovic <ranko@...dernet.net>
To:	Patrick McHardy <kaber@...sh.net>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, netdev@...r.kernel.org,
	"bugme-daemon@...nel-bugs.osdl.org" 
	<bugme-daemon@...nel-bugs.osdl.org>
Subject: Re: [Bugme-new] [Bug 8736] New: New TC deadlock scenario

On Sat, 2007-07-14 at 17:43 +0200, Patrick McHardy wrote:
> Patrick McHardy wrote:
> > Andrew Morton wrote:
> > 
> >>>http://bugzilla.kernel.org/show_bug.cgi?id=8736
> >>>
> >>>Here is another scenario I bumped onto - qdisc_watchdog_cancel() and
> >>>qdisc_restart() deadlock.
> >>>
> >>>[...]
> >>>DEADLOCK!
> > 
> > 
> > 
> > Good catch.
> > 
> > Please try reverting commit 1936502d00ae6c2aa3931c42f6cf54afaba094f2,
> > that should fix it.
> 
> 
> Ranko, did you get a chance to test this? I've attached the patch
> since it doesn't revert cleanly ..

I have the commit reverted on my tree and have been testing it along
with the other changes to qdisc code I'm currently doing and it does
rectify the problem.

Acked-by: Ranko Zivojnovic <ranko@...dernet.net>


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