From: Pekka Enberg <penberg@kernel.org>
To: Sasha Levin <levinsasha928@gmail.com>
Cc: Asias He <asias.hejun@gmail.com>,
Cyrill Gorcunov <gorcunov@gmail.com>, Ingo Molnar <mingo@elte.hu>,
Prasad Joshi <prasadjoshi124@gmail.com>,
kvm@vger.kernel.org
Subject: Re: [PATCH v2 4/4] kvm tools: Fix virtio console hangs by removing IRQ injection for tx path
Date: Sun, 8 May 2011 20:34:29 +0300 [thread overview]
Message-ID: <BANLkTikK-kzuZEyWM71kDuWQ1zNtejv0Ew@mail.gmail.com> (raw)
In-Reply-To: <1304875768.12850.5.camel@lappy>
On Sun, May 8, 2011 at 8:29 PM, Sasha Levin <levinsasha928@gmail.com> wrote:
> On Sun, 2011-05-08 at 20:28 +0300, Pekka Enberg wrote:
>> On Sun, May 8, 2011 at 8:21 PM, Sasha Levin <levinsasha928@gmail.com> wrote:
>> > I'm seeing no more hangs, but why enable it unconditionally?
>> > Maybe enable it by default, but we shouldn't force the activation of
>> > virtio modules if the user doesn't want them.
>>
>> I meant enabling the device on PCI bus like we did before.
>
> Thats what I've meant too. virtio-console is the only device which got
> initialized even if it wasn't requested (even when '-c serial' was
> passed specifically).
The more options we have, the more combinations we need to test.
What's the downside of enabling virtio console by default? The upside
is that it's less likely to break. Btw, we should probably do that for
virtio rng as well.
next prev parent reply other threads:[~2011-05-08 17:34 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-08 13:09 [PATCH v2 0/4] Resend this patch series Asias He
2011-05-08 13:09 ` [PATCH v2 1/4] kvm tools: Use virt_queue__trigger_irq() to trigger IRQ for virtio console Asias He
2011-05-08 13:09 ` [PATCH v2 2/4] kvm tools: Use virt_queue__trigger_irq() to trigger IRQ for virtio blk Asias He
2011-05-08 13:09 ` [PATCH v2 3/4] kvm tools: Use virt_queue__trigger_irq() to trigger IRQ for virtio rng Asias He
2011-05-08 13:09 ` [PATCH v2 4/4] kvm tools: Fix virtio console hangs by removing IRQ injection for tx path Asias He
2011-05-08 17:05 ` Pekka Enberg
2011-05-08 17:21 ` Sasha Levin
2011-05-08 17:28 ` Pekka Enberg
2011-05-08 17:29 ` Sasha Levin
2011-05-08 17:34 ` Pekka Enberg [this message]
2011-05-08 17:35 ` Sasha Levin
2011-05-08 17:41 ` Pekka Enberg
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