Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932140Ab1DLXlK (ORCPT ); Tue, 12 Apr 2011 19:41:10 -0400 Received: from fgwmail6.fujitsu.co.jp ([192.51.44.36]:43823 "EHLO fgwmail6.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757105Ab1DLXlI (ORCPT ); Tue, 12 Apr 2011 19:41:08 -0400 X-SecurityPolicyCheck-FJ: OK by FujitsuOutboundMailChecker v1.3.1 From: KOSAKI Motohiro To: Alexey Dobriyan Subject: Re: mm: convert vma->vm_flags to 64bit Cc: kosaki.motohiro@jp.fujitsu.com, Andrew Morton , LKML , linux-mm , Benjamin Herrenschmidt , Hugh Dickins , Dave Hansen , KAMEZAWA Hiroyuki , Paul Mundt , Russell King In-Reply-To: References: <20110412161315.B518.A69D9226@jp.fujitsu.com> Message-Id: <20110413084047.41DD.A69D9226@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.56.05 [ja] Date: Wed, 13 Apr 2011 08:41:02 +0900 (JST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 724 Lines: 21 > On Tue, Apr 12, 2011 at 10:12 AM, KOSAKI Motohiro > wrote: > > After next year? All developers don't have to ignore compiler warnings! > > At least add vm_flags_t which is sparse-checked, just like we do with gfp_t. Good idea. > VM_SAO is ppc64 only, so it could be moved into high part, > freeing 1 bit? Sure. But It have to be done after two kernel release cycle or so on. I mean I'm afraid anyone add new vm_flags usage concurrently. -- 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/