From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755091AbZEDLIy (ORCPT ); Mon, 4 May 2009 07:08:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752830AbZEDLIo (ORCPT ); Mon, 4 May 2009 07:08:44 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:36646 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752719AbZEDLIn (ORCPT ); Mon, 4 May 2009 07:08:43 -0400 Date: Mon, 4 May 2009 07:08:41 -0400 From: Christoph Hellwig To: Johannes Weiner Cc: Andrew Morton , Magnus Damm , linux-media@vger.kernel.org, Hans Verkuil , Paul Mundt , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [patch 3/3] mm: introduce follow_pfn() Message-ID: <20090504110841.GA19646@infradead.org> References: <20090501181449.GA8912@cmpxchg.org> <1241430874-12667-3-git-send-email-hannes@cmpxchg.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1241430874-12667-3-git-send-email-hannes@cmpxchg.org> User-Agent: Mutt/1.5.18 (2008-05-17) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, May 04, 2009 at 11:54:34AM +0200, Johannes Weiner wrote: > Analoguous to follow_phys(), add a helper that looks up the PFN > instead. It also only allows IO mappings or PFN mappings. A kerneldoc describing what it does and the limitations would be extremly helpful. 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 ESMTP id 2B33C6B0092 for ; Mon, 4 May 2009 07:08:46 -0400 (EDT) Date: Mon, 4 May 2009 07:08:41 -0400 From: Christoph Hellwig Subject: Re: [patch 3/3] mm: introduce follow_pfn() Message-ID: <20090504110841.GA19646@infradead.org> References: <20090501181449.GA8912@cmpxchg.org> <1241430874-12667-3-git-send-email-hannes@cmpxchg.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1241430874-12667-3-git-send-email-hannes@cmpxchg.org> Sender: owner-linux-mm@kvack.org To: Johannes Weiner Cc: Andrew Morton , Magnus Damm , linux-media@vger.kernel.org, Hans Verkuil , Paul Mundt , linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: On Mon, May 04, 2009 at 11:54:34AM +0200, Johannes Weiner wrote: > Analoguous to follow_phys(), add a helper that looks up the PFN > instead. It also only allows IO mappings or PFN mappings. A kerneldoc describing what it does and the limitations would be extremly helpful. -- 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