From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail138.messagelabs.com (mail138.messagelabs.com [216.82.249.35]) by kanga.kvack.org (Postfix) with SMTP id BD7696B003D for ; Thu, 12 Mar 2009 14:59:07 -0400 (EDT) Date: Thu, 12 Mar 2009 19:58:41 +0100 From: Andrea Arcangeli Subject: Re: [aarcange@redhat.com: [PATCH] fork vs gup(-fast) fix] Message-ID: <20090312185841.GA27823@random.random> References: <20090311170611.GA2079@elte.hu> <200903130323.41193.nickpiggin@yahoo.com.au> <20090312170010.GT27823@random.random> <200903130420.28772.nickpiggin@yahoo.com.au> <20090312180648.GV27823@random.random> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090312180648.GV27823@random.random> Sender: owner-linux-mm@kvack.org To: Nick Piggin Cc: Linus Torvalds , Ingo Molnar , Nick Piggin , Hugh Dickins , KOSAKI Motohiro , KAMEZAWA Hiroyuki , linux-mm@kvack.org List-ID: On Thu, Mar 12, 2009 at 07:06:48PM +0100, Andrea Arcangeli wrote: > again. BTW, I start to think I forgot a tlb flush after setting the > pte writable again, that could generate a minor fault that we can > avoid by flushing the tlb, right? But this is a minor thing, and it'd Ah no, that is already taken care of by the fork flush in the parent before returning, so no problem (and it would have been a minor thing anyway). -- 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/ . Don't email: email@kvack.org