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 (Intel)" <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
Frederic Weisbecker <fweisbec@gmail.com>,
Paolo Bonzini <pbonzini@redhat.com>, Radim <rkrcmar@redhat.com>
Subject: Re: [PATCH] sched/cputime: add steal time support to full dynticks CPU time accounting
Date: Wed, 18 May 2016 00:04:54 -0400 [thread overview]
Message-ID: <1463544294.16365.38.camel@redhat.com> (raw)
In-Reply-To: <1462858484-3267-1-git-send-email-wanpeng.li@hotmail.com>
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On Tue, 2016-05-10 at 13:34 +0800, Wanpeng Li wrote:
> From: Wanpeng Li <wanpeng.li@hotmail.com>
>
> This patch adds steal guest time support to full dynticks CPU time
> accounting. After commit ff9a9b4c(sched, time: Switch
> VIRT_CPU_ACCOUNTING_GEN
> to jiffy granularity), time is jiffy based sampling even if it's
> still listened to ring boundaries, so steal_account_process_tick()
> is reused to account how much 'ticks' are steal time after the
> last accumulation.
>
> Suggested-by: Rik van Riel <riel@redhat.com>
> Cc: Ingo Molnar <mingo@kernel.org>
> Cc: Peter Zijlstra (Intel) <peterz@infradead.org>
> Cc: Rik van Riel <riel@redhat.com>
> Cc: Thomas Gleixner <tglx@linutronix.de>
> Cc: Frederic Weisbecker <fweisbec@gmail.com>
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: Radim <rkrcmar@redhat.com>
> Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com>
>
Acked-by: Rik van Riel <riel@redhat.com>
--
All Rights Reversed.
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next prev parent reply other threads:[~2016-05-18 4:04 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-10 5:34 [PATCH] sched/cputime: add steal time support to full dynticks CPU time accounting Wanpeng Li
2016-05-18 4:04 ` Rik van Riel [this message]
2016-05-18 7:10 ` Rik van Riel
2016-05-18 7:45 ` Wanpeng Li
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