From: Michael wang <wangyun@linux.vnet.ibm.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>, Gleb Natapov <gleb@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Fengguang Wu <fengguang.wu@intel.com>,
kvm@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [BUG] sched: tip/master show soft lockup while running multiple VM
Date: Thu, 23 Jan 2014 10:54:48 +0800 [thread overview]
Message-ID: <52E08478.2080405@linux.vnet.ibm.com> (raw)
In-Reply-To: <20140122123643.GO31570@twins.programming.kicks-ass.net>
On 01/22/2014 08:36 PM, Peter Zijlstra wrote:
> On Wed, Jan 22, 2014 at 04:27:45PM +0800, Michael wang wrote:
>> # CONFIG_PREEMPT_NONE is not set
>> CONFIG_PREEMPT_VOLUNTARY=y
>> # CONFIG_PREEMPT is not set
>
> Could you try the patch here:
>
> lkml.kernel.org/r/20140122102435.GH31570@twins.programming.kicks-ass.net
>
> I suspect its the same issue.
Yup, it works.
Regards,
Michael Wang
> --
> 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/
>
prev parent reply other threads:[~2014-01-23 2:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-22 8:27 [BUG] sched: tip/master show soft lockup while running multiple VM Michael wang
2014-01-22 12:36 ` Peter Zijlstra
2014-01-22 13:49 ` Paolo Bonzini
2014-01-23 2:54 ` Michael wang [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=52E08478.2080405@linux.vnet.ibm.com \
--to=wangyun@linux.vnet.ibm.com \
--cc=fengguang.wu@intel.com \
--cc=gleb@redhat.com \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=pbonzini@redhat.com \
--cc=peterz@infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).