From: Matt Domsch <Matt_Domsch@dell.com>
To: Corey Minyard <minyard@acm.org>
Cc: Peter Palfrader <peter@palfrader.org>,
linux-kernel@vger.kernel.org,
openipmi-developer@lists.sourceforge.net
Subject: Re: [Openipmi-developer] BUG: soft lockup detected on CPU#1, ipmi_si
Date: Thu, 22 Jun 2006 21:56:49 -0500 [thread overview]
Message-ID: <20060623025649.GE15027@lists.us.dell.com> (raw)
In-Reply-To: <449AA320.3060700@acm.org>
On Thu, Jun 22, 2006 at 09:03:12AM -0500, Corey Minyard wrote:
> Peter, can you make a code change for me and try something out?
>
> If possible, could you change the call to udelay(1) in the function
> ipmi_thread() in drivers/char/ipmi_si_intf.c to be a call to schedule()
> instead? I'm guessing that will fix this problem.
won't that cause the thread to be scheduled out for at least one timer
tick (1-10ms depending on HZ), especially as it's at nice 19? This
will cause the commands to be quite slow, which was the primary reason
for the kthread here in the first place.
Thanks,
Matt
--
Matt Domsch
Software Architect
Dell Linux Solutions linux.dell.com & www.dell.com/linux
Linux on Dell mailing lists @ http://lists.us.dell.com
next prev parent reply other threads:[~2006-06-23 2:56 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-13 23:35 BUG: soft lockup detected on CPU#1, ipmi_si Peter Palfrader
2006-06-19 3:59 ` [Openipmi-developer] " Corey Minyard
2006-06-19 9:38 ` Peter Palfrader
2006-06-22 14:03 ` Corey Minyard
2006-06-23 2:56 ` Matt Domsch [this message]
2006-06-23 14:55 ` Corey Minyard
2006-06-23 23:44 ` Corey Minyard
2006-06-24 19:37 ` Matt Domsch
2006-06-25 1:00 ` Peter Palfrader
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