Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 84667C74A5B for ; Fri, 17 Mar 2023 16:03:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231356AbjCQQDd (ORCPT ); Fri, 17 Mar 2023 12:03:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59570 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230300AbjCQQDa (ORCPT ); Fri, 17 Mar 2023 12:03:30 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C452A65A1 for ; Fri, 17 Mar 2023 09:03:13 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 80E83B825DB for ; Fri, 17 Mar 2023 16:03:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AA8BDC433EF; Fri, 17 Mar 2023 16:03:07 +0000 (UTC) Date: Fri, 17 Mar 2023 16:03:04 +0000 From: Catalin Marinas To: Kristina Martsenko Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, Will Deacon , Marc Zyngier , Oliver Upton , James Morse , Suzuki K Poulose , Zenghui Yu , Mark Rutland , Mark Brown , Luis Machado , Vladimir Murzin , linux-kernel@vger.kernel.org Subject: Re: [PATCH 09/10] arm64: mops: detect and enable FEAT_MOPS Message-ID: References: <20230216160012.272345-1-kristina.martsenko@arm.com> <20230216160012.272345-10-kristina.martsenko@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230216160012.272345-10-kristina.martsenko@arm.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Feb 16, 2023 at 04:00:11PM +0000, Kristina Martsenko wrote: > The Arm v8.8/9.3 FEAT_MOPS feature provides new instructions that > perform a memory copy or set. Wire up the cpufeature code to detect the > presence of FEAT_MOPS and enable it. > > Signed-off-by: Kristina Martsenko Reviewed-by: Catalin Marinas