From: Chris Lalancette <clalance@redhat.com>
To: Avi Kivity <avi@qumranet.com>
Cc: kvm-devel@lists.sourceforge.net, Marcelo Tosatti <marcelo@kvack.org>
Subject: Re: KVM Test result, kernel 873c05f.., userspace d102d75..
Date: Thu, 24 Apr 2008 09:32:56 -0400 [thread overview]
Message-ID: <48108C08.1020706@redhat.com> (raw)
In-Reply-To: <4810893C.2050101@qumranet.com>
Avi Kivity wrote:
>
> Ok. __pit_timer_fn() is called from an interrupt, which then calls
> smp_call_function_single(), which calls spin_lock(). If we've already
> taken the lock, we hang.
>
Ah. Just adding a "me too"; I didn't get a chance to debug it yesterday, but I
was seeing similar problems. If I disabled in-kernel pit with -no-kvm-pit, all
was well.
Chris Lalancette
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next prev parent reply other threads:[~2008-04-24 13:32 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-24 10:30 KVM Test result, kernel 873c05f.., userspace d102d75 Yunfeng Zhao
2008-04-24 11:37 ` Avi Kivity
2008-04-24 12:59 ` Yang, Sheng
2008-04-24 13:00 ` Avi Kivity
2008-04-24 13:21 ` Avi Kivity
2008-04-24 13:32 ` Chris Lalancette [this message]
2008-04-24 13:44 ` Avi Kivity
2008-04-24 16:31 ` Marcelo Tosatti
2008-04-24 16:52 ` Avi Kivity
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