From: Avi Kivity <avi@redhat.com>
To: andreas.tanz@kvt.de
Cc: kvm@vger.kernel.org
Subject: Re: KVM on Via Nano (Isaiah) CPUs? <Virus checked>
Date: Mon, 23 Mar 2009 20:41:02 +0200 [thread overview]
Message-ID: <49C7D7BE.8040807@redhat.com> (raw)
In-Reply-To: <200903231833.46550.andreas.tanz@kvt.de>
Andreas Tanz wrote:
> [ 3732.020033] returning from kvm_handle_exit, cause 3, retval = 1, exit_reason = 7
>
Here, vmx tells us that the guest is ready to accept interrupts (having
executed the sti instruction)
> [ 3732.020044] vmx->vmx_vcpu_run() 00 : vmcs_read32(VM_ENTRY_INTR_INFO_FIELD) returned 0x80000408
>
... noticing that, kvm injects a timer interrupt that was previously
blocked ...
> [ 3732.020056] vmx->handle_exception 00 : giving some infos
> [ 3732.020062] vmx->handle_exception 01 : vect_info: 0x0
> [ 3732.020067] vmx->handle_exception 02 : intr_info: 0x80000b0d, is_page_fault()==0
>
... and the Nano rewards us with a General Protection Fault instead of
injecting the interrupt.
Will talk to the specification and come up with further tests.
--
I have a truly marvellous patch that fixes the bug which this
signature is too narrow to contain.
next prev parent reply other threads:[~2009-03-23 18:40 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200903180902.29139.andreas.tanz@kvt.de>
[not found] ` <200903181810.48603.andreas.tanz@kvt.de>
[not found] ` <49C20DEE.9040302@redhat.com>
2009-03-19 10:55 ` KVM on Via Nano (Isaiah) CPUs? <Virus checked> Andreas Tanz
2009-03-19 12:25 ` Avi Kivity
2009-03-19 15:10 ` Andreas Tanz
2009-03-19 15:19 ` Avi Kivity
2009-03-19 15:34 ` Andreas Tanz
2009-03-19 15:48 ` Avi Kivity
2009-03-19 17:05 ` Andreas Tanz
2009-03-19 17:20 ` Avi Kivity
2009-03-20 12:37 ` Andreas Tanz
2009-03-22 8:53 ` Avi Kivity
2009-03-22 9:03 ` Avi Kivity
2009-03-23 13:39 ` Andreas Tanz
2009-03-23 14:08 ` Avi Kivity
2009-03-23 17:33 ` Andreas Tanz
2009-03-23 18:41 ` Avi Kivity [this message]
2009-03-23 20:36 ` Avi Kivity
2009-03-25 9:45 ` Andreas Tanz
2009-03-23 18:50 ` [PATCH] mm/memory.c:unmap_vmas(): fix NULL * deref john cooper
2009-05-08 19:16 KVM on Via Nano (Isaiah) CPUs? Craig Metz
2009-05-09 9:32 ` Avi Kivity
2009-05-12 6:48 ` KVM on Via Nano (Isaiah) CPUs? <Virus checked> Andreas Tanz
2009-05-12 6:50 ` Avi Kivity
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