From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-2899084-1519909112-2-12348689159195253705 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.249, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='CN', FromHeader='org', MailFrom='org' X-Spam-charsets: X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1519909112; b=lTD+r1872EKwY0NU2d0z7OrzPafIynDxzuMeLCGvTgOX1UQ Xpr9X9lhOcb76BSUwlukS5+LOfgrf+wy/jMOBpKTP19cI0q89kXmUExAsx/MoitQ 9GuAdpcYpeJVLYXfnxtvxHlEbLnWaes23vZhs0N8ljjwJA+SXyKpHGOiPz/mhl/u FigGj4AmORf0GaF21L87Frm8omR6ATFjW8ySmJsmc5JXrtweTmvDKD1Xe3PaRCdk HkBy8Kqvfm56hTOhVjBrxHLHu5Osm6O/SK/KnLxHItlI8xeAU9uDRA50sOIJnpbC w6zvvzemoPy1u3RTnOYT/Ccs3BVb3Zq32TClboA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:sender:list-id; s=arctest; t=1519909112; bh=lZSZ7mN/jhpd6MgLblCtRDrj6c7/jUPbXNYPUP0WgH0=; b=R2TU0RIgIySM Goc76Nj3vZsrTFYivFDK1Ltx1zeN4PRary4NITArkPGpI+nkPnHfuDzq9x72MR4/ kNXNoj+769Co70M5MR1o1P92Tz/yjIFBQwBH8H4Dr+oAJHv4rXeAFqQDbLrHLKy6 6E0wwTsJGkghScO+1kwsXi8LHaHinUqkpwYWE2v59TjCoGc5tggxIcw1HnFnw3Fc BDRJy4PJwCSaACeG6YXNX/GYNCFKrMeCvkaznc0DKxPZmXXa7dLd09t/lHpmk57z Mi0Uj8fdtMAmeeQW7d+aCbosSkoLBAHh/6ILtwkDeepGAhjr+cojLWw9TvuTcnP0 WkuhYem6Ww== ARC-Authentication-Results: i=1; mx6.messagingengine.com; arc=none (no signatures found); dkim=pass (1024-bit rsa key sha256) header.d=linaro.org header.i=@linaro.org header.b=WWRAREQN x-bits=1024 x-keytype=rsa x-algorithm=sha256 x-selector=google; dmarc=pass (p=none,has-list-id=yes,d=none) header.from=linaro.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-google-dkim=pass (2048-bit rsa key) header.d=1e100.net header.i=@1e100.net header.b=pi/iYIpF; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linaro.org header.result=pass header_is_org_domain=yes Authentication-Results: mx6.messagingengine.com; arc=none (no signatures found); dkim=pass (1024-bit rsa key sha256) header.d=linaro.org header.i=@linaro.org header.b=WWRAREQN x-bits=1024 x-keytype=rsa x-algorithm=sha256 x-selector=google; dmarc=pass (p=none,has-list-id=yes,d=none) header.from=linaro.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-google-dkim=pass (2048-bit rsa key) header.d=1e100.net header.i=@1e100.net header.b=pi/iYIpF; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linaro.org header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030653AbeCAM5n (ORCPT ); Thu, 1 Mar 2018 07:57:43 -0500 Received: from mail-pg0-f67.google.com ([74.125.83.67]:35640 "EHLO mail-pg0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030655AbeCAM5l (ORCPT ); Thu, 1 Mar 2018 07:57:41 -0500 X-Google-Smtp-Source: AG47ELvCLlCbu2SFGoWQllLo+c8u9JqBaGr56FokdSXP0rJKlv7lXO43JZlQxIZVxDvvWybfTZTSYQ== From: Alex Shi To: Marc Zyngier , Will Deacon , Ard Biesheuvel , Catalin Marinas , stable@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Alex Shi Subject: [PATCH 19/45] arm64: cpu_errata: Allow an erratum to be match for all revisions of a core Date: Thu, 1 Mar 2018 20:53:56 +0800 Message-Id: <1519908862-11425-20-git-send-email-alex.shi@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1519908862-11425-1-git-send-email-alex.shi@linaro.org> References: <1519908862-11425-1-git-send-email-alex.shi@linaro.org> Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Marc Zyngier commit 06f1494f837 upstream. Some minor erratum may not be fixed in further revisions of a core, leading to a situation where the workaround needs to be updated each time an updated core is released. Introduce a MIDR_ALL_VERSIONS match helper that will work for all versions of that MIDR, once and for all. Acked-by: Thomas Gleixner Acked-by: Mark Rutland Acked-by: Daniel Lezcano Reviewed-by: Suzuki K Poulose Signed-off-by: Marc Zyngier Signed-off-by: Alex Shi --- arch/arm64/kernel/cpu_errata.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c index b75e917..c66a673c 100644 --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -53,6 +53,13 @@ static int cpu_enable_trap_ctr_access(void *__unused) .midr_range_min = min, \ .midr_range_max = max +#define MIDR_ALL_VERSIONS(model) \ + .def_scope = SCOPE_LOCAL_CPU, \ + .matches = is_affected_midr_range, \ + .midr_model = model, \ + .midr_range_min = 0, \ + .midr_range_max = (MIDR_VARIANT_MASK | MIDR_REVISION_MASK) + const struct arm64_cpu_capabilities arm64_errata[] = { #if defined(CONFIG_ARM64_ERRATUM_826319) || \ defined(CONFIG_ARM64_ERRATUM_827319) || \ -- 2.7.4 From mboxrd@z Thu Jan 1 00:00:00 1970 From: alex.shi@linaro.org (Alex Shi) Date: Thu, 1 Mar 2018 20:53:56 +0800 Subject: [PATCH 19/45] arm64: cpu_errata: Allow an erratum to be match for all revisions of a core In-Reply-To: <1519908862-11425-1-git-send-email-alex.shi@linaro.org> References: <1519908862-11425-1-git-send-email-alex.shi@linaro.org> Message-ID: <1519908862-11425-20-git-send-email-alex.shi@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Marc Zyngier commit 06f1494f837 upstream. Some minor erratum may not be fixed in further revisions of a core, leading to a situation where the workaround needs to be updated each time an updated core is released. Introduce a MIDR_ALL_VERSIONS match helper that will work for all versions of that MIDR, once and for all. Acked-by: Thomas Gleixner Acked-by: Mark Rutland Acked-by: Daniel Lezcano Reviewed-by: Suzuki K Poulose Signed-off-by: Marc Zyngier Signed-off-by: Alex Shi --- arch/arm64/kernel/cpu_errata.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c index b75e917..c66a673c 100644 --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -53,6 +53,13 @@ static int cpu_enable_trap_ctr_access(void *__unused) .midr_range_min = min, \ .midr_range_max = max +#define MIDR_ALL_VERSIONS(model) \ + .def_scope = SCOPE_LOCAL_CPU, \ + .matches = is_affected_midr_range, \ + .midr_model = model, \ + .midr_range_min = 0, \ + .midr_range_max = (MIDR_VARIANT_MASK | MIDR_REVISION_MASK) + const struct arm64_cpu_capabilities arm64_errata[] = { #if defined(CONFIG_ARM64_ERRATUM_826319) || \ defined(CONFIG_ARM64_ERRATUM_827319) || \ -- 2.7.4