Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964857AbWJIVBA (ORCPT ); Mon, 9 Oct 2006 17:01:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964858AbWJIVBA (ORCPT ); Mon, 9 Oct 2006 17:01:00 -0400 Received: from gate.crashing.org ([63.228.1.57]:36809 "EHLO gate.crashing.org") by vger.kernel.org with ESMTP id S964857AbWJIVA7 (ORCPT ); Mon, 9 Oct 2006 17:00:59 -0400 Subject: Re: [rfc] 2.6.19-rc1-git5: consolidation of file backed fault handlers From: Benjamin Herrenschmidt To: Nick Piggin Cc: Hugh Dickins , Linux Memory Management , Andrew Morton , Jes Sorensen , Linux Kernel , Ingo Molnar In-Reply-To: <1160427472.7752.15.camel@localhost.localdomain> References: <20061009140354.13840.71273.sendpatchset@linux.site> <1160427472.7752.15.camel@localhost.localdomain> Content-Type: text/plain Date: Tue, 10 Oct 2006 07:00:38 +1000 Message-Id: <1160427638.7752.17.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.8.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 974 Lines: 22 On Tue, 2006-10-10 at 06:57 +1000, Benjamin Herrenschmidt wrote: > On Mon, 2006-10-09 at 18:12 +0200, Nick Piggin wrote: > > OK, I've cleaned up and further improved this patchset, removed duplication > > while retaining legacy nopage handling, restored page_mkwrite to the ->fault > > path (due to lack of users upstream to attempt a conversion), converted the > > rest of the filesystems to use ->fault, restored MAP_POPULATE and population > > of remap_file_pages pages, replaced nopfn completely, and removed > > NOPAGE_REFAULT because that can be done easily with ->fault. > > What is the replacement ? I see ... so we now use PTR_ERR to return errors and NULL for refault... good for me but Andrew may want more... Ben - 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/