Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933367Ab2JLPPU (ORCPT ); Fri, 12 Oct 2012 11:15:20 -0400 Received: from one.firstfloor.org ([213.235.205.2]:51419 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932303Ab2JLPPS (ORCPT ); Fri, 12 Oct 2012 11:15:18 -0400 Date: Fri, 12 Oct 2012 17:15:17 +0200 From: Andi Kleen To: Konrad Rzeszutek Wilk Cc: Alexander Duyck , tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, andi@firstfloor.org, linux-kernel@vger.kernel.org, x86@kernel.org Subject: Re: [PATCH v2 0/8] Improve performance of VM translation on x86_64 Message-ID: <20121012151517.GC16230@one.firstfloor.org> References: <20121011204324.12787.30514.stgit@gitlad.jf.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.2i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 552 Lines: 13 > Could you also add a blurb in the Documentation/< appropriate file > for device driver writes> mentioning the usage of __pa_symbol is > preferred? Device driver writer's shouldn't use any of this anyways, they should always use the PCI DMA APIs and never DMA to the stack or to static variables. -Andi -- 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/