From: Avi Kivity <avi@redhat.com>
To: Nikola Ciprich <nikola.ciprich@linuxbox.cz>
Cc: kvm <kvm@vger.kernel.org>
Subject: Re: windows PIO question
Date: Mon, 06 Feb 2012 11:50:07 +0200 [thread overview]
Message-ID: <4F2FA24F.6050304@redhat.com> (raw)
In-Reply-To: <20120205210126.GA2321@nik-comp.lan>
On 02/05/2012 11:01 PM, Nikola Ciprich wrote:
> > Not all PIO operations are DMA. Provide a trace and we can look.
>
> Hi,
> here's snippet:
>
> qemu-kvm-16441 [000] 12887154.698329: kvm_pio: pio_read at 0xc002 size 1 count 1
> qemu-kvm-16441 [000] 12887154.698331: kvm_userspace_exit: reason KVM_EXIT_IO (2)
> qemu-kvm-16441 [000] 12887154.698331: kvm_fpu: unload
> qemu-kvm-16441 [000] 12887154.698337: kvm_entry: vcpu 1
> qemu-kvm-16441 [000] 12887154.698338: kvm_exit: [FAILED TO PARSE] exit_reason=30 guest_rip=0xfffff88000dabca3 isa=1 info1=3221356552 info2=0
> qemu-kvm-16441 [000] 12887154.698339: kvm_emulate_insn: [FAILED TO PARSE] rip=18446735827386678435 csbase=0 len=1 insn=<EC><C3><CC><CC><CC><CC><CC><CC><CC>^O<B7><D1>f<ED><C3> flags=9 failed=0
> qemu-kvm-16441 [000] 12887154.698340: kvm_pio: pio_read at 0xc002 size 1 count 1
>
That's virtio, not IDE.
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2012-02-06 9:50 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-02 21:16 windows PIO question Nikola Ciprich
2012-02-05 15:10 ` Avi Kivity
2012-02-05 21:01 ` Nikola Ciprich
2012-02-06 9:50 ` Avi Kivity [this message]
2012-02-07 8:25 ` Nikola Ciprich
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