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=-14.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,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 41B64C433E1 for ; Mon, 24 Aug 2020 16:42:40 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 12D7B2067C for ; Mon, 24 Aug 2020 16:42:40 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="RhOh4Atg"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="oWuZMkao" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 12D7B2067C Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=kMcF32G4eDJf0oSyeX1906tJbxO9k9XMpLrFTo1N/pY=; b=RhOh4AtgI5j8CD2hikgsaCexV kaWaQxVFkrN9kgUOL5fYRiOHTPX8QJyC5TWoBwnagy1l/YA+qrsIYZGUqAyBjCPNPFCadaidzPfBi mQxq/O9U8FCuHjCIJ+mYPzk/PkgVI9v4VZZMSbGvtsbMXmeEo1ls/M1CbubBx5DxIxZs41SQ4BQeM NSs4ZdUmXmR3ZHZfVWvVe3nrIHRjE73pFL8Mz4ftj2ZUKE+ga7252hWhhgbd1d9eHq0gHFM/5XMAl HXFkt6lTjIOkE8PkuCVXnPVnB7iZdveaZjWl8Y1V+69cHTZfBI2xNHnFgiDKZLJYhvDUlPEbaFtsB bfkNrW9lw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kAFWf-0002DD-Hm; Mon, 24 Aug 2020 16:40:53 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kAFTi-0000fY-6E for linux-arm-kernel@lists.infradead.org; Mon, 24 Aug 2020 16:37:51 +0000 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 81DE52311B; Mon, 24 Aug 2020 16:37:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598287069; bh=xDG+pJ7fQ7DBgurPYXIhh1rMxem6hqnH68efCV1JqmU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oWuZMkaoxnPrdClLllf/eFlGQGnQ/GycisAtdWalPuN4P3l8Lq4PqKgHvw4Sf1L+l /Z0QOJLTkGpbp6Sicl2BBMcnUOYerJhk13JbR7a3lnbCtlODm3NA1eMqmX9Wi+RmUo RwabVuJRMZMHhV1/+6cMV89gyywukB3gObPf9SRo= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Subject: [PATCH AUTOSEL 5.7 54/54] arm64: Allow booting of late CPUs affected by erratum 1418040 Date: Mon, 24 Aug 2020 12:36:33 -0400 Message-Id: <20200824163634.606093-54-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200824163634.606093-1-sashal@kernel.org> References: <20200824163634.606093-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200824_123750_419753_12F7D655 X-CRM114-Status: GOOD ( 13.11 ) 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: Sasha Levin , Sai Prakash Ranjan , Suzuki K Poulose , Marc Zyngier , Stephen Boyd , Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org 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 From: Marc Zyngier [ Upstream commit bf87bb0881d0f59181fe3bbcf29c609f36483ff8 ] As we can now switch from a system that isn't affected by 1418040 to a system that globally is affected, let's allow affected CPUs to come in at a later time. Signed-off-by: Marc Zyngier Tested-by: Sai Prakash Ranjan Reviewed-by: Stephen Boyd Reviewed-by: Suzuki K Poulose Acked-by: Will Deacon Link: https://lore.kernel.org/r/20200731173824.107480-3-maz@kernel.org Signed-off-by: Catalin Marinas Signed-off-by: Sasha Levin --- arch/arm64/kernel/cpu_errata.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c index f9387c1252325..5e1686ffae0e9 100644 --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -906,6 +906,8 @@ const struct arm64_cpu_capabilities arm64_errata[] = { .desc = "ARM erratum 1418040", .capability = ARM64_WORKAROUND_1418040, ERRATA_MIDR_RANGE_LIST(erratum_1418040_list), + .type = (ARM64_CPUCAP_SCOPE_LOCAL_CPU | + ARM64_CPUCAP_PERMITTED_FOR_LATE_CPU), }, #endif #ifdef CONFIG_ARM64_WORKAROUND_SPECULATIVE_AT_VHE -- 2.25.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel 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=-14.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 95405C433E3 for ; Mon, 24 Aug 2020 17:07:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 672F62074D for ; Mon, 24 Aug 2020 17:07:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598288864; bh=xDG+pJ7fQ7DBgurPYXIhh1rMxem6hqnH68efCV1JqmU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=faN+3x9GIN2mnzPDrOUkL0T8Oh43AQyXFkbt6JEXRrFckXkwkrs06UsoS6JgCU402 Ei0Q8dqSoSqlr+J7fscelNJQelB1Y95oxk2ubIJaqFi9iF9m7BdEbPh1XA1zSqXlLH VuqYIora72NzHOpa+1HjmGgjVW/aYwqrPe9yNLyk= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727077AbgHXRHn (ORCPT ); Mon, 24 Aug 2020 13:07:43 -0400 Received: from mail.kernel.org ([198.145.29.99]:40220 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727935AbgHXQiZ (ORCPT ); Mon, 24 Aug 2020 12:38:25 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 81DE52311B; Mon, 24 Aug 2020 16:37:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598287069; bh=xDG+pJ7fQ7DBgurPYXIhh1rMxem6hqnH68efCV1JqmU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oWuZMkaoxnPrdClLllf/eFlGQGnQ/GycisAtdWalPuN4P3l8Lq4PqKgHvw4Sf1L+l /Z0QOJLTkGpbp6Sicl2BBMcnUOYerJhk13JbR7a3lnbCtlODm3NA1eMqmX9Wi+RmUo RwabVuJRMZMHhV1/+6cMV89gyywukB3gObPf9SRo= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Marc Zyngier , Sai Prakash Ranjan , Stephen Boyd , Suzuki K Poulose , Will Deacon , Catalin Marinas , Sasha Levin , linux-arm-kernel@lists.infradead.org Subject: [PATCH AUTOSEL 5.7 54/54] arm64: Allow booting of late CPUs affected by erratum 1418040 Date: Mon, 24 Aug 2020 12:36:33 -0400 Message-Id: <20200824163634.606093-54-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200824163634.606093-1-sashal@kernel.org> References: <20200824163634.606093-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Marc Zyngier [ Upstream commit bf87bb0881d0f59181fe3bbcf29c609f36483ff8 ] As we can now switch from a system that isn't affected by 1418040 to a system that globally is affected, let's allow affected CPUs to come in at a later time. Signed-off-by: Marc Zyngier Tested-by: Sai Prakash Ranjan Reviewed-by: Stephen Boyd Reviewed-by: Suzuki K Poulose Acked-by: Will Deacon Link: https://lore.kernel.org/r/20200731173824.107480-3-maz@kernel.org Signed-off-by: Catalin Marinas Signed-off-by: Sasha Levin --- arch/arm64/kernel/cpu_errata.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c index f9387c1252325..5e1686ffae0e9 100644 --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -906,6 +906,8 @@ const struct arm64_cpu_capabilities arm64_errata[] = { .desc = "ARM erratum 1418040", .capability = ARM64_WORKAROUND_1418040, ERRATA_MIDR_RANGE_LIST(erratum_1418040_list), + .type = (ARM64_CPUCAP_SCOPE_LOCAL_CPU | + ARM64_CPUCAP_PERMITTED_FOR_LATE_CPU), }, #endif #ifdef CONFIG_ARM64_WORKAROUND_SPECULATIVE_AT_VHE -- 2.25.1