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[2620:137:e000::1:20]) by mx.google.com with ESMTP id l190-20020a6391c7000000b004a31e73c2a0si11409245pge.354.2023.01.05.10.44.18; Thu, 05 Jan 2023 10:44:28 -0800 (PST) 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; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=BXtG08wK; 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=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235068AbjAESFo (ORCPT + 55 others); Thu, 5 Jan 2023 13:05:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35960 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234713AbjAESFC (ORCPT ); Thu, 5 Jan 2023 13:05:02 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 25A0C5D415 for ; Thu, 5 Jan 2023 10:04:21 -0800 (PST) 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 dfw.source.kernel.org (Postfix) with ESMTPS id 9EFF861C04 for ; Thu, 5 Jan 2023 18:04:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1E086C433EF; Thu, 5 Jan 2023 18:04:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1672941860; bh=0KieN4fCWKrHRYJJR1ar4AhONoNLqkUZuze8+zZiMU4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BXtG08wKTsCa24bHEPMrsd1lIIxd41LyV79YfBKSrxrHjVk7iMkxOUd3NnJjhcxvq MQOzNfhhwHLdU7/ojbpcJqTfQ7Dk5IS2y6qoO0LNdBzdvtmKJodcpMbmVK/PgNGjpE 0SL2k9WICq5If6c6x4nAX6/P8eH4A0AgMgjpXmxcQyE4QcMEQ535Zmk/Jgo+EHUDYM EikROdszqdtO0J4u50pnHqGLUMunFeSGi6fkaEWLOtoy0hiM9cin2kLlcO91bsqAne XCcsYtLUWoCZpg4i2gmiI1HGXD5Bq5oFzlW4lnHhAzTBPGMbcDUrkgTDq/qTHiUto8 p5rgpesPXin7A== From: Will Deacon To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Zenghui Yu Cc: catalin.marinas@arm.com, kernel-team@android.com, Will Deacon , zhouquan65@huawei.com, oleg@redhat.com, sundongxu3@huawei.com, broonie@kernel.org, wanghaibin.wang@huawei.com Subject: Re: [PATCH] arm64: ptrace: Use ARM64_SME to guard the SME register enumerations Date: Thu, 5 Jan 2023 18:04:01 +0000 Message-Id: <167293131195.1463811.15086370081939565055.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20221214135943.379-1-yuzenghui@huawei.com> References: <20221214135943.379-1-yuzenghui@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham 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 Wed, 14 Dec 2022 21:59:43 +0800, Zenghui Yu wrote: > We currently guard REGSET_{SSVE, ZA} using ARM64_SVE for no good reason. > Both enumerations would be pointless without ARM64_SME and create two empty > entries in aarch64_regsets[] which would then become part of a process's > native regset view (they should be ignored though). > > Switch to use ARM64_SME instead. > > [...] Applied to arm64 (for-next/fixes), thanks! [1/1] arm64: ptrace: Use ARM64_SME to guard the SME register enumerations https://git.kernel.org/arm64/c/eb9a85261e29 Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev