From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail203.messagelabs.com (mail203.messagelabs.com [216.82.254.243]) by kanga.kvack.org (Postfix) with SMTP id D278F8D0039 for ; Tue, 22 Feb 2011 03:38:32 -0500 (EST) Message-ID: <4D637621.1000109@cn.fujitsu.com> Date: Tue, 22 Feb 2011 16:38:57 +0800 From: Lai Jiangshan MIME-Version: 1.0 Subject: Re: [PATCH 2/2] KVM: Enable async page fault processing. References: <1296559307-14637-1-git-send-email-gleb@redhat.com> <1296559307-14637-3-git-send-email-gleb@redhat.com> In-Reply-To: <1296559307-14637-3-git-send-email-gleb@redhat.com> Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=UTF-8 Sender: owner-linux-mm@kvack.org List-ID: To: Gleb Natapov , avi@redhat.com Cc: mtosatti@redhat.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org On 01/-9/-28163 03:59 AM, Gleb Natapov wrote: > If asynchronous hva_to_pfn() is requested call GUP with FOLL_NOWAIT to > avoid sleeping on IO. Check for hwpoison is done at the same time, > otherwise check_user_page_hwpoison() will call GUP again and will put > vcpu to sleep. > > Signed-off-by: Gleb Natapov > --- Acked-by: Lai Jiangshan -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org