From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Graf Date: Thu, 03 Apr 2014 11:36:45 +0000 Subject: Re: [PATCH v2] powernv: kvm: make _PAGE_NUMA take effect Message-Id: <533D47CD.906@suse.com> List-Id: References: <1390292129-15871-1-git-send-email-pingfank@linux.vnet.ibm.com> <8761pdk6x5.fsf@linux.vnet.ibm.com> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Liu ping fan , Alexander Graf Cc: "Aneesh Kumar K.V" , linuxppc-dev@lists.ozlabs.org, kvm-ppc , kvm-devel , Ben Herrenschmidt , Paul Mackerras On 03.04.14 04:36, Liu ping fan wrote: > Hi Alex, could you help to pick up this patch? since v3.14 kernel can > enable numa fault for powerpc. What bad happens without this patch? We map a page even though it was declared to get NUMA migrated? What happens next? I'm trying to figure out whether I need to mark this with a stable tag for 3.14. Alex From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx2.suse.de (cantor2.suse.de [195.135.220.15]) (using TLSv1 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3CC0E14007B for ; Thu, 3 Apr 2014 22:36:50 +1100 (EST) Message-ID: <533D47CD.906@suse.com> Date: Thu, 03 Apr 2014 13:36:45 +0200 From: Alexander Graf MIME-Version: 1.0 To: Liu ping fan , Alexander Graf Subject: Re: [PATCH v2] powernv: kvm: make _PAGE_NUMA take effect References: <1390292129-15871-1-git-send-email-pingfank@linux.vnet.ibm.com> <8761pdk6x5.fsf@linux.vnet.ibm.com> In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Cc: kvm-devel , kvm-ppc , Paul Mackerras , "Aneesh Kumar K.V" , linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On 03.04.14 04:36, Liu ping fan wrote: > Hi Alex, could you help to pick up this patch? since v3.14 kernel can > enable numa fault for powerpc. What bad happens without this patch? We map a page even though it was declared to get NUMA migrated? What happens next? I'm trying to figure out whether I need to mark this with a stable tag for 3.14. Alex From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Graf Subject: Re: [PATCH v2] powernv: kvm: make _PAGE_NUMA take effect Date: Thu, 03 Apr 2014 13:36:45 +0200 Message-ID: <533D47CD.906@suse.com> References: <1390292129-15871-1-git-send-email-pingfank@linux.vnet.ibm.com> <8761pdk6x5.fsf@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Cc: "Aneesh Kumar K.V" , linuxppc-dev@lists.ozlabs.org, kvm-ppc , kvm-devel , Ben Herrenschmidt , Paul Mackerras To: Liu ping fan , Alexander Graf Return-path: Received: from cantor2.suse.de ([195.135.220.15]:33883 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751834AbaDCLgs (ORCPT ); Thu, 3 Apr 2014 07:36:48 -0400 In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: On 03.04.14 04:36, Liu ping fan wrote: > Hi Alex, could you help to pick up this patch? since v3.14 kernel can > enable numa fault for powerpc. What bad happens without this patch? We map a page even though it was declared to get NUMA migrated? What happens next? I'm trying to figure out whether I need to mark this with a stable tag for 3.14. Alex