From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965345Ab3E2SPx (ORCPT ); Wed, 29 May 2013 14:15:53 -0400 Received: from smtp.codeaurora.org ([198.145.11.231]:46705 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S964985Ab3E2SPs (ORCPT ); Wed, 29 May 2013 14:15:48 -0400 X-Greylist: delayed 382 seconds by postgrey-1.27 at vger.kernel.org; Wed, 29 May 2013 14:15:48 EDT Message-ID: <51A64453.5040005@codeaurora.org> Date: Wed, 29 May 2013 14:09:23 -0400 From: Christopher Covington User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:14.0) Gecko/20120714 Thunderbird/14.0 MIME-Version: 1.0 To: Stefano Stabellini CC: xen-devel@lists.xensource.com, linux@arm.linux.org.uk, Ian.Campbell@citrix.com, arnd@arndb.de, marc.zyngier@arm.com, konrad.wilk@oracle.com, will.deacon@arm.com, linux-kernel@vger.kernel.org, nico@linaro.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 References: <1369763672-12919-3-git-send-email-stefano.stabellini@eu.citrix.com> In-Reply-To: <1369763672-12919-3-git-send-email-stefano.stabellini@eu.citrix.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 > 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 -- Employee of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by the Linux Foundation. From mboxrd@z Thu Jan 1 00:00:00 1970 From: cov@codeaurora.org (Christopher Covington) Date: Wed, 29 May 2013 14:09:23 -0400 Subject: [PATCH v4 3/4] arm: introduce CONFIG_PARAVIRT, PARAVIRT_TIME_ACCOUNTING and pv_time_ops In-Reply-To: <1369763672-12919-3-git-send-email-stefano.stabellini@eu.citrix.com> References: <1369763672-12919-3-git-send-email-stefano.stabellini@eu.citrix.com> Message-ID: <51A64453.5040005@codeaurora.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 > CC: linux at arm.linux.org.uk > CC: will.deacon at arm.com > CC: nico at linaro.org > CC: marc.zyngier at arm.com > CC: cov at codeaurora.org > CC: arnd at arndb.de > CC: olof at 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 -- Employee of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by the Linux Foundation. From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christopher Covington 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 Message-ID: <51A64453.5040005@codeaurora.org> References: <1369763672-12919-3-git-send-email-stefano.stabellini@eu.citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1369763672-12919-3-git-send-email-stefano.stabellini@eu.citrix.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Stefano Stabellini 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 List-Id: xen-devel@lists.xenproject.org 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 > 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 -- Employee of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by the Linux Foundation.