Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762169AbZFPUiz (ORCPT ); Tue, 16 Jun 2009 16:38:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757127AbZFPUir (ORCPT ); Tue, 16 Jun 2009 16:38:47 -0400 Received: from mx2.redhat.com ([66.187.237.31]:59472 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757525AbZFPUiq (ORCPT ); Tue, 16 Jun 2009 16:38:46 -0400 Date: Tue, 16 Jun 2009 22:38:44 +0200 From: Andrea Arcangeli To: Hugh Dickins Cc: Rik van Riel , Izik Eidus , linux-kernel@vger.kernel.org, nickpiggin@yahoo.com.au Subject: Re: running get_user_pages() from kernel thread Message-ID: <20090616203844.GE23969@random.random> References: <4A37DEE7.1000208@redhat.com> <20090616181325.GC23969@random.random> <4A37EA92.7050509@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 640 Lines: 12 On Tue, Jun 16, 2009 at 08:45:05PM +0100, Hugh Dickins wrote: > liking the below better - what do you think? If you approve, I'll send > it in to Andrew for mmotm: I can't quite justify it without KSM. I think it's definitely better to fix gup to be safe from kernel thread even without KSM so this can go in mainline well before KSM. Unless gup requires a swapin fault it won't ever trigger. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/