From: Christopher Covington <cov@codeaurora.org>
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: xen-devel@lists.xensource.com, linux@arm.linux.org.uk,
Ian.Campbell@citrix.com, arnd@arndb.de, konrad.wilk@oracle.com,
marc.zyngier@arm.com, nico@linaro.org, will.deacon@arm.com,
linux-kernel@vger.kernel.org, olof@lixom.net,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v4 3/4] arm: introduce CONFIG_PARAVIRT, PARAVIRT_TIME_ACCOUNTING and pv_time_ops
Date: Wed, 29 May 2013 14:09:23 -0400 [thread overview]
Message-ID: <51A64453.5040005@codeaurora.org> (raw)
In-Reply-To: <1369763672-12919-3-git-send-email-stefano.stabellini@eu.citrix.com>
Hi Stefano,
On 05/28/2013 01:54 PM, Stefano Stabellini wrote:
> Introduce CONFIG_PARAVIRT and PARAVIRT_TIME_ACCOUNTING on ARM.
>
> The only paravirt interface supported is pv_time_ops.steal_clock, so no
> runtime pvops patching needed.
>
> This allows us to make use of steal_account_process_tick for stolen
> ticks accounting.
>
> Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
> CC: linux@arm.linux.org.uk
> CC: will.deacon@arm.com
> CC: nico@linaro.org
> CC: marc.zyngier@arm.com
> CC: cov@codeaurora.org
> CC: arnd@arndb.de
> CC: olof@lixom.net
>
> Changes in v3:
> - improve commit description and Kconfig help text;
> - no need to initialize pv_time_ops;
> - add PARAVIRT_TIME_ACCOUNTING.
Looks good to me.
Acked-by: Christopher Covington <cov@codeaurora.org>
--
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum,
hosted by the Linux Foundation.
next prev parent reply other threads:[~2013-05-29 18:09 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-28 17:53 [PATCH v4 0/4] xen/arm: CONFIG_PARAVIRT and stolen ticks accounting Stefano Stabellini
2013-05-28 17:54 ` [PATCH v4 1/4] xen: move xen_setup_runstate_info and get_runstate_snapshot to drivers/xen/time.c Stefano Stabellini
2013-05-28 18:15 ` Konrad Rzeszutek Wilk
2013-05-29 11:03 ` Stefano Stabellini
2013-05-29 15:55 ` Konrad Rzeszutek Wilk
2013-05-29 16:18 ` Stefano Stabellini
2013-05-29 18:01 ` Konrad Rzeszutek Wilk
2013-05-28 17:54 ` [PATCH v4 2/4] kernel: missing include in cputime.c Stefano Stabellini
2013-05-28 17:54 ` [PATCH v4 3/4] arm: introduce CONFIG_PARAVIRT, PARAVIRT_TIME_ACCOUNTING and pv_time_ops Stefano Stabellini
2013-05-29 18:09 ` Christopher Covington [this message]
2013-05-28 17:54 ` [PATCH v4 4/4] xen/arm: account for stolen ticks Stefano Stabellini
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