From: greg@kroah.com (Greg KH)
To: kernelnewbies@lists.kernelnewbies.org
Subject: how to check kernel is configured with preemption or not
Date: Thu, 27 Oct 2011 06:52:53 +0200 [thread overview]
Message-ID: <20111027045253.GB609@kroah.com> (raw)
In-Reply-To: <CAM6Xdyyk-YwDoH=ZoDh4jE1GTXC-T9JH-cRtTsq1Us-pmK2gOw@mail.gmail.com>
On Wed, Oct 26, 2011 at 11:52:07PM +0530, sri wrote:
> Am working on a problem where the system hanging after some unequal
> intervals, with the below o/p printing on the console,
> Though this might be mostly tighten to the click router module am using, but
> I see the do_IRQ in the stack trace multiple times.
> This brought some suspicious questions to me why so many times the module is
> interrupted.
> Ealier I was running with centos5.3 kernel, now running with centos5.5
> kernel (2.6.18-194).
That is a _very_ old kernel release, please use something more modern.
Anyway, this is a bug in the module you are using, there's not anything
that preempt vs. non-preempt that is handling this. Please work with
the company providing the code to fix the bug in their driver.
greg k-h
prev parent reply other threads:[~2011-10-27 4:52 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-21 11:28 how to check kernel is configured with preemption or not sri
2011-10-21 13:11 ` Daniel Baluta
2011-10-23 17:34 ` sri
2011-10-24 3:20 ` Greg Freemyer
2011-10-24 4:38 ` Greg KH
2011-10-24 19:04 ` Sri Ram Vemulpali
2011-10-26 18:22 ` sri
2011-10-27 1:44 ` Mulyadi Santosa
2011-10-27 4:52 ` Greg KH [this message]
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