From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Tue, 28 Aug 2018 18:03:03 +0200 (CEST) Received: from mail.bootlin.com ([62.4.15.54]:55743 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by eddie.linux-mips.org with ESMTP id S23992494AbeH1QDAt1gpG (ORCPT ); Tue, 28 Aug 2018 18:03:00 +0200 Received: by mail.bootlin.com (Postfix, from userid 110) id DD71320797; Tue, 28 Aug 2018 18:02:55 +0200 (CEST) Received: from localhost (242.171.71.37.rev.sfr.net [37.71.171.242]) by mail.bootlin.com (Postfix) with ESMTPSA id B25D320618; Tue, 28 Aug 2018 18:02:55 +0200 (CEST) Date: Tue, 28 Aug 2018 18:02:54 +0200 From: Alexandre Belloni To: James Hogan Cc: Paul Burton , linux-mips@linux-mips.org, linux-kernel@vger.kernel.org Subject: VDSO and dcache aliasing Message-ID: <20180828160254.GC16561@piout.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 65763 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: alexandre.belloni@bootlin.com Precedence: bulk List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-Id: linux-mips X-List-ID: linux-mips List-subscribe: List-owner: List-post: List-archive: X-list: linux-mips Hello James, A year ago, you wrote that patch: https://www.linux-mips.org/archives/linux-mips/2017-06/msg00658.html You called it a hack but it has been used since then. As you will certainly realize by now, Ocelot is one of the affected SoC so we would pretty much like to see this going upstream. What would be the way forward? Regards, -- Alexandre Belloni, Bootlin Embedded Linux and Kernel engineering https://bootlin.com