From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Zijlstra Subject: Re: [patch 1/5] x86: implement pte_special Date: Fri, 06 Jun 2008 23:35:40 +0200 Message-ID: <1212788140.19205.76.camel@lappy.programming.kicks-ass.net> References: <20080529122050.823438000@nick.local0.net> <20080529122602.062780000@nick.local0.net> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: Received: from bombadil.infradead.org ([18.85.46.34]:55976 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757576AbYFFVf4 (ORCPT ); Fri, 6 Jun 2008 17:35:56 -0400 In-Reply-To: <20080529122602.062780000@nick.local0.net> Sender: linux-arch-owner@vger.kernel.org List-ID: To: npiggin@suse.de Cc: akpm@linux-foundation.org, shaggy@austin.ibm.com, linux-mm@kvack.org, linux-arch@vger.kernel.org, apw@shadowen.org On Thu, 2008-05-29 at 22:20 +1000, npiggin@suse.de wrote: > plain text document attachment (x86-implement-pte_special.patch) > Implement the pte_special bit for x86. This is required to support lockless > get_user_pages, because we need to know whether or not we can refcount a > particular page given only its pte (and no vma). > > Signed-off-by: Nick Piggin > Cc: shaggy@austin.ibm.com > Cc: linux-mm@kvack.org > Cc: linux-arch@vger.kernel.org > Cc: apw@shadowen.org Full series: Reviewed-by: Peter Zijlstra