From: Rik van Riel <riel@redhat.com>
To: Wanpeng Li <kernellwp@gmail.com>,
linux-kernel@vger.kernel.org, kvm@vger.kernel.org
Cc: Wanpeng Li <wanpeng.li@hotmail.com>,
Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Radim Krcmar <rkrcmar@redhat.com>, Mike Galbraith <efault@gmx.de>,
Frederic Weisbecker <fweisbec@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH v3] sched/cputime: Resync steal time when guest & host lose sync
Date: Tue, 16 Aug 2016 22:15:25 -0400 [thread overview]
Message-ID: <1471400125.32433.61.camel@redhat.com> (raw)
In-Reply-To: <1471399546-4069-1-git-send-email-wanpeng.li@hotmail.com>
[-- Attachment #1: Type: text/plain, Size: 911 bytes --]
On Wed, 2016-08-17 at 10:05 +0800, Wanpeng Li wrote:
> This patch fix the regression by limiting the account_other_time()
> from
> get_vtime_delta() to avoid underflow, and let other three call sites
> (account_other_time() and steal_account_process_time()) account
> however
> much steal time the host told us elapsed.
>
> Suggested-by: Rik van Riel <riel@redhat.com>
> Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
> Cc: Ingo Molnar <mingo@kernel.org>
> Cc: Peter Zijlstra <peterz@infradead.org>
> Cc: Rik van Riel <riel@redhat.com>
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: Radim Krcmar <rkrcmar@redhat.com>
> Cc: Mike Galbraith <efault@gmx.de>
> Cc: Frederic Weisbecker <fweisbec@gmail.com>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com>
>
Reviewed-by: Rik van Riel <riel@redhat.com>
--
All Rights Reversed.
[-- Attachment #2: This is a digitally signed message part --]
[-- Type: application/pgp-signature, Size: 473 bytes --]
next prev parent reply other threads:[~2016-08-17 2:15 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-17 2:05 [PATCH v3] sched/cputime: Resync steal time when guest & host lose sync Wanpeng Li
2016-08-17 2:15 ` Rik van Riel [this message]
2016-08-18 10:55 ` [tip:sched/core] " tip-bot for Wanpeng Li
2016-08-18 12:42 ` Frederic Weisbecker
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=1471400125.32433.61.camel@redhat.com \
--to=riel@redhat.com \
--cc=efault@gmx.de \
--cc=fweisbec@gmail.com \
--cc=kernellwp@gmail.com \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@kernel.org \
--cc=pbonzini@redhat.com \
--cc=peterz@infradead.org \
--cc=rkrcmar@redhat.com \
--cc=tglx@linutronix.de \
--cc=wanpeng.li@hotmail.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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox