linux-kernel - Re: [2.6.31-git17] WARNING: at kernel/hrtimer.c:648 hres_timers_resume+0x40/0x50()/WARNING: at drivers/base/sys.c:353 __sysdev

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Message-ID: <8db1092f0909270916k79d0c369ub93b5e8ddf66c979@mail.gmail.com>
Date:	Sun, 27 Sep 2009 18:16:25 +0200
From:	Maciej Rutecki <maciej.rutecki@...il.com>
To:	Yong Zhang <yong.zhang0@...il.com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>, clemens@...isch.de,
	venkatesh.pallipadi@...el.com, gregkh@...e.de,
	zambrano@...adcom.com, davem@...emloft.net, netdev@...r.kernel.org
Subject: Re: [2.6.31-git17] WARNING: at kernel/hrtimer.c:648 
	hres_timers_resume+0x40/0x50()/WARNING: at drivers/base/sys.c:353 
	__sysdev_resume+0xc3/0xe0()

2009/9/27 Yong Zhang <yong.zhang0@...il.com>:
>
> It seem this is cause by b44 dirver. Can you give a try?
>
> From 05ee2f22a7ea065e05bf8b5294d222a3700d2cc8 Mon Sep 17 00:00:00 2001
> From: Yong Zhang <yong.zhang0@...il.com>
> Date: Sun, 27 Sep 2009 22:42:41 +0800
> Subject: [PATCH] net/b44: keep irq state at suspend_resume
>
> suspend() and resume() assume irq is disabled. So keep the irq
> state when do this.

Remove previous patch, add it to clean 2.6.31-git17. It doesn't help.

> --
> 1.6.0.4
>
>> So can you test the follow patch. And show the dmesg info(DEBUG
>> level) after WARNING is triggered?
>>
>> diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
>> index fb0f46f..4a00a1a 100644

Still test it?

Regards
-- 
Maciej Rutecki
http://www.maciek.unixy.pl
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