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[2620:137:e000::3:6]) by mx.google.com with ESMTPS id 12-20020a63164c000000b005be1955657esi6546486pgw.127.2023.12.11.12.28.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Dec 2023 12:28:10 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:6 as permitted sender) client-ip=2620:137:e000::3:6; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=kBLNCfzv; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:6 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by pete.vger.email (Postfix) with ESMTP id 2E0788041325; Mon, 11 Dec 2023 12:28:07 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at pete.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345025AbjLKU1m (ORCPT + 99 others); Mon, 11 Dec 2023 15:27:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49190 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345014AbjLKU1l (ORCPT ); Mon, 11 Dec 2023 15:27:41 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EE68A98 for ; Mon, 11 Dec 2023 12:27:47 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EE81DC433CB; Mon, 11 Dec 2023 20:27:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1702326467; bh=jnLDKDObyODrW4yUrf2GM7i1XjdC3e8rJg72m1Tdr7Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kBLNCfzvYJYRFpXpFHfkENqbdH5VwClbg0FEVqhK2k77qqCLGe4hcR0LVoyptVhKb ClBEgSoItksIlWWs4//e+gJntjm0K6/Itq2ewvl6pN2FgqqozgpEFfEwWaWmgo6KIL RkZEDR2Yx/XsgeHFrshsD4lnKf26WmjxGj+AUB8DHc20Ax0DsDu5rI6ARaNWsUEdN2 IAlQwQpKjxBM39qKUSKO3ywheqH6dW4bSvyd2yQdNBlspcOCFi0YzkGsuemjTukKdM 0orZFg9DQGJm5SZkxUMfnWSv7w7NsJ98f8wovP9Ozz/Oc8WczYDnsUS+1tl5f3L4FQ 1Uzf122VTthEg== From: Will Deacon To: Mark Brown , Shuah Khan , Catalin Marinas Cc: kernel-team@android.com, Will Deacon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH] kselftest/arm64: Log SVCR when the SME tests barf Date: Mon, 11 Dec 2023 20:27:30 +0000 Message-Id: <170229612040.43237.5946498917108951815.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20231205-arm64-kselftest-log-svcr-v1-1-b77abd9ee7f3@kernel.org> References: <20231205-arm64-kselftest-log-svcr-v1-1-b77abd9ee7f3@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-1.2 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Mon, 11 Dec 2023 12:28:07 -0800 (PST) On Tue, 05 Dec 2023 14:24:44 +0000, Mark Brown wrote: > On failure we log the actual and expected value of the register we detect > a mismatch in. For SME one obvious potential source of corruption would be > if we had corrupted SVCR since changes in streaming mode will reset the > register values, log the value to aid in understanding issues. > > Applied to arm64 (for-next/selftests), thanks! [1/1] kselftest/arm64: Log SVCR when the SME tests barf https://git.kernel.org/arm64/c/48f7ab21f731 Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev