From: Paolo Bonzini <pbonzini@redhat.com>
To: "Fernando Luis Vázquez Cao" <fernando_b1@lab.ntt.co.jp>
Cc: Marcelo Tosatti <mtosatti@redhat.com>,
Gleb Natapov <gleb@kernel.org>, Will Auld <will.auld@intel.com>,
qemu-devel@nongnu.org, kvm@vger.kernel.org
Subject: Re: [PATCH] target-i386: clear guest TSC on reset
Date: Thu, 12 Dec 2013 13:18:24 +0100 [thread overview]
Message-ID: <52A9A990.90605@redhat.com> (raw)
In-Reply-To: <52A924E6.8080309@lab.ntt.co.jp>
Il 12/12/2013 03:52, Fernando Luis Vázquez Cao ha scritto:
> On 12/09/2013 05:50 PM, Fernando Luis Vázquez Cao wrote:
>> On 12/06/2013 11:22 PM, Marcelo Tosatti wrote:
>>> On Fri, Dec 06, 2013 at 05:24:18PM +0900, Fernando Luis Vázquez Cao
>>> wrote:
>>>> I also wanted to make sure that the initialization that we do
>>>> in kvm_arch_vcpu_postcreate on power up and the subsequent
>>>> TSC writeback work well together, but I didn't have time to
>>>> test it (reading the code, I would say that the TSC generation
>>>> counter may end up being increased a few times but the TSCs
>>>> would eventually converge).
>>> A basic test should be fine, because the matching code is in use
>>> today.
>>
>> I applied my two patches to QEMU and I did some testing
>> with SMP guests (4 VCPUs).
>
> By the way, do you want me to merge the two patches I sent into
> one and resend?
No, I now "swapped" them (reversed the order) and applied them to uq/master.
Paolo
WARNING: multiple messages have this Message-ID (diff)
From: Paolo Bonzini <pbonzini@redhat.com>
To: "Fernando Luis Vázquez Cao" <fernando_b1@lab.ntt.co.jp>
Cc: Gleb Natapov <gleb@kernel.org>, Will Auld <will.auld@intel.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
qemu-devel@nongnu.org, kvm@vger.kernel.org
Subject: Re: [Qemu-devel] [PATCH] target-i386: clear guest TSC on reset
Date: Thu, 12 Dec 2013 13:18:24 +0100 [thread overview]
Message-ID: <52A9A990.90605@redhat.com> (raw)
In-Reply-To: <52A924E6.8080309@lab.ntt.co.jp>
Il 12/12/2013 03:52, Fernando Luis Vázquez Cao ha scritto:
> On 12/09/2013 05:50 PM, Fernando Luis Vázquez Cao wrote:
>> On 12/06/2013 11:22 PM, Marcelo Tosatti wrote:
>>> On Fri, Dec 06, 2013 at 05:24:18PM +0900, Fernando Luis Vázquez Cao
>>> wrote:
>>>> I also wanted to make sure that the initialization that we do
>>>> in kvm_arch_vcpu_postcreate on power up and the subsequent
>>>> TSC writeback work well together, but I didn't have time to
>>>> test it (reading the code, I would say that the TSC generation
>>>> counter may end up being increased a few times but the TSCs
>>>> would eventually converge).
>>> A basic test should be fine, because the matching code is in use
>>> today.
>>
>> I applied my two patches to QEMU and I did some testing
>> with SMP guests (4 VCPUs).
>
> By the way, do you want me to merge the two patches I sent into
> one and resend?
No, I now "swapped" them (reversed the order) and applied them to uq/master.
Paolo
next prev parent reply other threads:[~2013-12-12 12:18 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-03 7:08 [PATCH] kvm: clear guest TSC on reset Fernando Luis Vázquez Cao
2013-12-03 8:04 ` Fernando Luis Vázquez Cao
2013-12-05 6:08 ` Fernando Luis Vázquez Cao
2013-12-05 6:08 ` [Qemu-devel] " Fernando Luis Vázquez Cao
2013-12-05 6:15 ` [PATCH] target-i386: " Fernando Luis Vázquez Cao
2013-12-05 6:15 ` [Qemu-devel] " Fernando Luis Vázquez Cao
2013-12-05 9:28 ` Paolo Bonzini
2013-12-05 9:28 ` [Qemu-devel] " Paolo Bonzini
2013-12-05 13:15 ` Fernando Luis Vazquez Cao
2013-12-05 13:15 ` [Qemu-devel] " Fernando Luis Vazquez Cao
2013-12-05 13:53 ` Paolo Bonzini
2013-12-05 13:53 ` [Qemu-devel] " Paolo Bonzini
2013-12-05 15:42 ` Fernando Luis Vazquez Cao
2013-12-05 15:42 ` [Qemu-devel] " Fernando Luis Vazquez Cao
2013-12-05 16:02 ` Paolo Bonzini
2013-12-05 16:02 ` [Qemu-devel] " Paolo Bonzini
2013-12-05 16:40 ` Marcelo Tosatti
2013-12-05 16:40 ` [Qemu-devel] " Marcelo Tosatti
2013-12-05 17:06 ` Marcelo Tosatti
2013-12-05 17:06 ` [Qemu-devel] " Marcelo Tosatti
2013-12-05 16:17 ` Marcelo Tosatti
2013-12-05 16:17 ` [Qemu-devel] " Marcelo Tosatti
2013-12-05 16:38 ` Paolo Bonzini
2013-12-05 16:38 ` [Qemu-devel] " Paolo Bonzini
2013-12-06 8:24 ` Fernando Luis Vázquez Cao
2013-12-06 8:24 ` [Qemu-devel] " Fernando Luis Vázquez Cao
2013-12-06 8:33 ` [PATCH 1//2 v3] " Fernando Luis Vázquez Cao
2013-12-06 8:33 ` [Qemu-devel] " Fernando Luis Vázquez Cao
2013-12-06 8:38 ` [PATCH 2/2] target-i386: do not special case TSC writeback Fernando Luis Vázquez Cao
2013-12-06 8:38 ` [Qemu-devel] " Fernando Luis Vázquez Cao
2013-12-06 8:36 ` [PATCH] target-i386: clear guest TSC on reset Paolo Bonzini
2013-12-06 8:36 ` [Qemu-devel] " Paolo Bonzini
2013-12-06 8:56 ` Fernando Luis Vázquez Cao
2013-12-06 8:56 ` [Qemu-devel] " Fernando Luis Vázquez Cao
2013-12-06 9:08 ` Paolo Bonzini
2013-12-06 9:08 ` [Qemu-devel] " Paolo Bonzini
2013-12-06 9:20 ` Fernando Luis Vazquez Cao
2013-12-06 9:20 ` [Qemu-devel] " Fernando Luis Vazquez Cao
2013-12-06 14:22 ` Marcelo Tosatti
2013-12-06 14:22 ` [Qemu-devel] " Marcelo Tosatti
2013-12-09 8:50 ` Fernando Luis Vázquez Cao
2013-12-09 8:50 ` [Qemu-devel] " Fernando Luis Vázquez Cao
2013-12-12 2:52 ` Fernando Luis Vázquez Cao
2013-12-12 2:52 ` [Qemu-devel] " Fernando Luis Vázquez Cao
2013-12-12 12:18 ` Paolo Bonzini [this message]
2013-12-12 12:18 ` Paolo Bonzini
2013-12-05 16:12 ` Marcelo Tosatti
2013-12-05 16:12 ` [Qemu-devel] " Marcelo Tosatti
2013-12-05 16:32 ` Paolo Bonzini
2013-12-05 16:32 ` [Qemu-devel] " Paolo Bonzini
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=52A9A990.90605@redhat.com \
--to=pbonzini@redhat.com \
--cc=fernando_b1@lab.ntt.co.jp \
--cc=gleb@kernel.org \
--cc=kvm@vger.kernel.org \
--cc=mtosatti@redhat.com \
--cc=qemu-devel@nongnu.org \
--cc=will.auld@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.