From: Marcelo Tosatti <mtosatti@redhat.com>
To: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Cc: Gleb Natapov <gleb@redhat.com>,
LKML <linux-kernel@vger.kernel.org>, KVM <kvm@vger.kernel.org>
Subject: Re: [PATCH v2 0/5] KVM: x86: improve reexecute_instruction
Date: Fri, 14 Dec 2012 23:05:46 -0200 [thread overview]
Message-ID: <20121215010546.GC27536@amt.cnet> (raw)
In-Reply-To: <50CAB001.2040106@linux.vnet.ibm.com>
On Fri, Dec 14, 2012 at 12:50:09PM +0800, Xiao Guangrong wrote:
> >>> program a timer interrupt and #GP?
> >>
> >> Could you please explain the detail?
> >
> > Before the instruction which writes continuously to the pagetable, arm
> > say lapic timer. #GP on the interrupt handler and test with failure.
>
> Sorry, I am confused about this. After Qemu exits due to KVM_EXIT_INTERNAL_ERROR,
> the vm is stopped then interrupt can not be injected to guest. Or i missed something?
Yes, but without fixed kernel kvm-unit test executable loops continuously.
Perhaps its more appropriate to fix generically, nevermind.
next prev parent reply other threads:[~2012-12-15 1:05 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-10 9:11 [PATCH v2 0/5] KVM: x86: improve reexecute_instruction Xiao Guangrong
2012-12-10 9:12 ` [PATCH v2 1/5] KVM: MMU: move adjusting pte access for softmmu to FNAME(page_fault) Xiao Guangrong
2012-12-11 23:47 ` Marcelo Tosatti
2012-12-12 18:53 ` Xiao Guangrong
2012-12-10 9:13 ` [PATCH v2 2/5] KVM: MMU: adjust page size early if gfn used as page table Xiao Guangrong
2012-12-12 0:57 ` Marcelo Tosatti
2012-12-12 19:23 ` Xiao Guangrong
2012-12-13 22:37 ` Marcelo Tosatti
2012-12-10 9:13 ` [PATCH v2 3/5] KVM: x86: clean up reexecute_instruction Xiao Guangrong
2012-12-10 9:14 ` [PATCH v2 4/5] KVM: x86: let reexecute_instruction work for tdp Xiao Guangrong
2012-12-10 9:14 ` [PATCH v2 5/5] KVM: x86: improve reexecute_instruction Xiao Guangrong
2012-12-12 1:09 ` Marcelo Tosatti
2012-12-12 19:29 ` Xiao Guangrong
2012-12-13 23:02 ` Marcelo Tosatti
2012-12-14 3:40 ` Xiao Guangrong
2012-12-11 23:36 ` [PATCH v2 0/5] " Marcelo Tosatti
2012-12-12 20:05 ` Xiao Guangrong
2012-12-13 22:54 ` Marcelo Tosatti
2012-12-14 4:50 ` Xiao Guangrong
2012-12-15 1:05 ` Marcelo Tosatti [this message]
2012-12-23 11:46 ` Gleb Natapov
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