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[2620:137:e000::1:20]) by mx.google.com with ESMTP id c16-20020a6566d0000000b00563eda35edesi283700pgw.143.2023.08.04.12.15.36; Fri, 04 Aug 2023 12:15:49 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232315AbjHDRcH (ORCPT + 99 others); Fri, 4 Aug 2023 13:32:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56152 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231901AbjHDRcC (ORCPT ); Fri, 4 Aug 2023 13:32:02 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BC92B49E5; Fri, 4 Aug 2023 10:32:01 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 57FC9620BD; Fri, 4 Aug 2023 17:32:01 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 32FCFC433C8; Fri, 4 Aug 2023 17:31:59 +0000 (UTC) From: Catalin Marinas To: Oleg Nesterov , Will Deacon , Mark Brown Cc: David Spickett , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH 0/3] arm64/ptrace: Fixes for more SME only streaming SVE cases Date: Fri, 4 Aug 2023 18:31:57 +0100 Message-Id: <169117030673.2722209.16942967954706695265.b4-ty@arm.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230803-arm64-fix-ptrace-ssve-no-sve-v1-0-49df214bfb3e@kernel.org> References: <20230803-arm64-fix-ptrace-ssve-no-sve-v1-0-49df214bfb3e@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-1.6 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 03 Aug 2023 19:33:20 +0100, Mark Brown wrote: > When we added support for streaming mode SVE there were several missed > cases around ptrace, address them. Some could be seen on systems which > do physically have SVE, others would only impact SME only systems. The > Fixes: tag is a bit conservative for the SME only cases but it seems > like the safest and clearest choice. > > > [...] Applied to arm64 (for-next/fixes), thanks! [1/3] arm64/ptrace: Don't enable SVE when setting streaming SVE https://git.kernel.org/arm64/c/045aecdfcb2e [2/3] arm64/fpsimd: Sync FPSIMD state with SVE for SME only systems https://git.kernel.org/arm64/c/507ea5dd92d2 [3/3] arm64/fpsimd: Sync and zero pad FPSIMD state for streaming SVE https://git.kernel.org/arm64/c/69af56ae56a4 -- Catalin