From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9DFA1C388F7 for ; Wed, 4 Nov 2020 23:32:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 59F30221FA for ; Wed, 4 Nov 2020 23:32:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732650AbgKDXcl (ORCPT ); Wed, 4 Nov 2020 18:32:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46286 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732652AbgKDXck (ORCPT ); Wed, 4 Nov 2020 18:32:40 -0500 Received: from m-r2.th.seeweb.it (m-r2.th.seeweb.it [IPv6:2001:4b7a:2000:18::171]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8084CC0613D2 for ; Wed, 4 Nov 2020 15:32:40 -0800 (PST) Received: from localhost.localdomain (abag227.neoplus.adsl.tpnet.pl [83.6.170.227]) by m-r2.th.seeweb.it (Postfix) with ESMTPA id F388C4025F; Thu, 5 Nov 2020 00:22:33 +0100 (CET) From: Konrad Dybcio To: phone-devel@vger.kernel.org Cc: ~postmarketos/upstreaming@lists.sr.ht, martin.botka@somainline.org, angelogioacchino.delregno@somainline.org, marijn.suijten@somainline.org, Konrad Dybcio , Catalin Marinas , Will Deacon , Sai Prakash Ranjan , Stephen Boyd , Rob Herring , Marc Zyngier , Suzuki K Poulose , Steven Price , Mark Brown , Andrew Scull , Anshuman Khandual , Amit Daniel Kachhap , Ionela Voinescu , Kristina Martsenko , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Vincenzo Frascino Subject: [PATCH 2/4] arm64: kpti: Add KRYO2XX gold/silver CPU cores to kpti safelist Date: Thu, 5 Nov 2020 00:22:11 +0100 Message-Id: <20201104232218.198800-3-konrad.dybcio@somainline.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201104232218.198800-1-konrad.dybcio@somainline.org> References: <20201104232218.198800-1-konrad.dybcio@somainline.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: phone-devel@vger.kernel.org QCOM KRYO2XX gold (big) silver (LITTLE) CPU cores are based on Cortex-A73 and Cortex-A53 respectively and are meltdown safe, hence add them to kpti_safe_list[]. Signed-off-by: Konrad Dybcio --- arch/arm64/kernel/cpufeature.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index dcc165b3fc04..6f36c4f62f69 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -1337,6 +1337,8 @@ static bool unmap_kernel_at_el0(const struct arm64_cpu_capabilities *entry, MIDR_ALL_VERSIONS(MIDR_CORTEX_A73), MIDR_ALL_VERSIONS(MIDR_HISI_TSV110), MIDR_ALL_VERSIONS(MIDR_NVIDIA_CARMEL), + MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_2XX_GOLD), + MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_2XX_SILVER), MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_3XX_SILVER), MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_4XX_SILVER), { /* sentinel */ } -- 2.29.2 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 54018C00A89 for ; 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Thu, 5 Nov 2020 00:22:33 +0100 (CET) From: Konrad Dybcio To: phone-devel@vger.kernel.org Subject: [PATCH 2/4] arm64: kpti: Add KRYO2XX gold/silver CPU cores to kpti safelist Date: Thu, 5 Nov 2020 00:22:11 +0100 Message-Id: <20201104232218.198800-3-konrad.dybcio@somainline.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201104232218.198800-1-konrad.dybcio@somainline.org> References: <20201104232218.198800-1-konrad.dybcio@somainline.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201104_232243_268027_428C35AA X-CRM114-Status: UNSURE ( 8.79 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Catalin Marinas , Konrad Dybcio , angelogioacchino.delregno@somainline.org, Amit Daniel Kachhap , marijn.suijten@somainline.org, Vincenzo Frascino , Will Deacon , Rob Herring , Sai Prakash Ranjan , Marc Zyngier , Anshuman Khandual , Steven Price , Suzuki K Poulose , Kristina Martsenko , Stephen Boyd , Mark Brown , martin.botka@somainline.org, ~postmarketos/upstreaming@lists.sr.ht, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Ionela Voinescu , Andrew Scull Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org QCOM KRYO2XX gold (big) silver (LITTLE) CPU cores are based on Cortex-A73 and Cortex-A53 respectively and are meltdown safe, hence add them to kpti_safe_list[]. Signed-off-by: Konrad Dybcio --- arch/arm64/kernel/cpufeature.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index dcc165b3fc04..6f36c4f62f69 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -1337,6 +1337,8 @@ static bool unmap_kernel_at_el0(const struct arm64_cpu_capabilities *entry, MIDR_ALL_VERSIONS(MIDR_CORTEX_A73), MIDR_ALL_VERSIONS(MIDR_HISI_TSV110), MIDR_ALL_VERSIONS(MIDR_NVIDIA_CARMEL), + MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_2XX_GOLD), + MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_2XX_SILVER), MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_3XX_SILVER), MIDR_ALL_VERSIONS(MIDR_QCOM_KRYO_4XX_SILVER), { /* sentinel */ } -- 2.29.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel