From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail172.messagelabs.com (mail172.messagelabs.com [216.82.254.3]) by kanga.kvack.org (Postfix) with ESMTP id 320CC60080A for ; Mon, 19 Jul 2010 13:55:36 -0400 (EDT) Message-ID: <4C449183.20000@codeaurora.org> Date: Mon, 19 Jul 2010 10:55:15 -0700 From: Michael Bohan MIME-Version: 1.0 Subject: Re: [RFC 1/3 v3] mm: iommu: An API to unify IOMMU, CPU and device memory management References: <4C3C0032.5020702@codeaurora.org> <20100713150311B.fujita.tomonori@lab.ntt.co.jp> <20100713121420.GB4263@codeaurora.org> <20100714104353B.fujita.tomonori@lab.ntt.co.jp> <20100714201149.GA14008@codeaurora.org> <20100714220536.GE18138@n2100.arm.linux.org.uk> <20100715012958.GB2239@codeaurora.org> <20100715085535.GC26212@n2100.arm.linux.org.uk> <20100716075856.GC16124@n2100.arm.linux.org.uk> In-Reply-To: <20100716075856.GC16124@n2100.arm.linux.org.uk> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Russell King - ARM Linux Cc: Tim HRM , Zach Pfeffer , FUJITA Tomonori , ebiederm@xmission.com, linux-arch@vger.kernel.org, dwalker@codeaurora.org, mel@csn.ul.ie, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, andi@firstfloor.org, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org List-ID: On 7/16/2010 12:58 AM, Russell King - ARM Linux wrote: > As the patch has been out for RFC since early April on the linux-arm-kernel > mailing list (Subject: [RFC] Prohibit ioremap() on kernel managed RAM), > and no comments have come back from Qualcomm folk. Would it be unreasonable to allow a map request to succeed if the requested attributes matched that of the preexisting mapping? Michael -- Employee of Qualcomm Innovation Center, Inc. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum -- 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