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From: Jes Sorensen <jes@sgi.com>
To: kvm-ia64@vger.kernel.org
Subject: Re: [patch] fold struct vcpu_info into CPUState
Date: Mon, 27 Oct 2008 09:48:16 +0000	[thread overview]
Message-ID: <49058E60.6080507@sgi.com> (raw)
In-Reply-To: <48E0F318.7050303@sgi.com>

Hollis Blanchard wrote:
> It looks like qemu is actually switching threads when this happens...
> I'm not sure what the current state is of qemu/KVM threads... I think we
> have 1 thread per vcpu, plus 1 IO thread? If that's right, maybe
> current_env isn't being initialized in the IO thread; I only see that
> happening inside ap_main_loop(), which is the vcpu thread.
> 

Hmmm, this is bizarre. If it was the IO thread dieing because of this
I would expect the same to happen on ia64. Could you try and add a test
in the code to find out which thread you are when you die, and maybe
check for current_env being valid?

Thanks,
Jes

  parent reply	other threads:[~2008-10-27  9:48 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-29 15:24 [patch] fold struct vcpu_info into CPUState Jes Sorensen
2008-10-05 10:02 ` Avi Kivity
2008-10-05 20:48 ` Glauber Costa
2008-10-13 22:24 ` Glauber Costa
2008-10-17 15:28 ` Jes Sorensen
2008-10-17 21:27 ` Glauber Costa
2008-10-24 15:57 ` Jes Sorensen
2008-10-24 19:10 ` Hollis Blanchard
2008-10-27  9:48 ` Jes Sorensen [this message]
2008-10-27 16:02 ` Hollis Blanchard
2008-10-27 16:06 ` Jes Sorensen

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