From patchwork Tue Jun 5 13:55:38 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sudeep Holla X-Patchwork-Id: 137753 Delivered-To: patch@linaro.org Received: by 2002:a2e:970d:0:0:0:0:0 with SMTP id r13-v6csp992107lji; Tue, 5 Jun 2018 06:56:09 -0700 (PDT) X-Google-Smtp-Source: ADUXVKKJZKsvV6+FIsS2/G/Dvzi/tVkZnafnx/pOTaiwVTF5jDxKaBvi2qF5q3bKXBlGx/Hv2vAr X-Received: by 2002:a17:902:6f16:: with SMTP id w22-v6mr26028032plk.216.1528206968906; Tue, 05 Jun 2018 06:56:08 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1528206968; cv=none; d=google.com; s=arc-20160816; b=zKQRpPno0lwK/QfKx/KCu5y5B21ckXm3zeuqdgBEOvTLZH535CpKiRCgEjonzjcV36 o53uUObKfTq9WXmbkJKVoF49q9MeFgxpxbws8bI498p/nSRS0neu+hJ7dsLZd18fM/Oo DYpMkGKY3qpKSDJbbbYs0Aqi1WpiUq7cJ98I/VpQ4e+7y4yHG1kVEC4z1mmEPdaXM6KD MYMXtfxVMAej2a3KVemQ2tq+wD1L0HstYo+s+45ScBzH8eR6k+EWt6VegIoeYEr+L6wN Z/u1/HLhmp2+g6dzAIbRggALORcQuVCC+f7sLvwFvFPPB2Y73aiwWEbVVS4/tCRv2Zho B9pw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=bGiDrNddwK7J/aW+qZWkltC9FfdOIISTbrLJgX1DssA=; b=sOHxjAvwy9COznPHILWQbIAnn/TG5d4GoFEBk/64EYdHDQ9YrLwaFCgNiLLaz0/MV3 gufDnpD6uLFLrJn8RiXCmMTV3+ujb17/mC4kUBmpWWgpgc9NEsmG9e3j++0Jz4+TyblG hqiVWpckYvW7pT6XCQTq8xSDJo5htYYkJCrtPe8h23VZoAu6qe5Dkd1ze/duY7idioCm Q4QeoWnHIYytYEBJtSX+Vn/lIPwoB94yHBR4RvyymhmpEojyHXI2ZZXK+u1bvI+sl/NJ NdlJnBYAJXnbD3xmU3wv1hxBI/NP8xa/L6MkP0dcpQcMdnTIUUWEiJhWrBuNu2zD0lod ECbg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id n1-v6si48517611pld.188.2018.06.05.06.56.08; Tue, 05 Jun 2018 06:56:08 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752147AbeFEN4H (ORCPT + 30 others); Tue, 5 Jun 2018 09:56:07 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:56202 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752258AbeFENzv (ORCPT ); Tue, 5 Jun 2018 09:55:51 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 25BEF15B2; Tue, 5 Jun 2018 06:55:51 -0700 (PDT) Received: from usa.arm.com (e107155-lin.cambridge.arm.com [10.1.210.28]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 529D63F25D; Tue, 5 Jun 2018 06:55:49 -0700 (PDT) From: Sudeep Holla To: linux-acpi@vger.kernel.org, "Rafael J . Wysocki" , Catalin Marinas , Jeremy Linton Cc: Sudeep Holla , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Hanjun Guo , Geert Uytterhoeven , Will Deacon Subject: [PATCH 3/3] arm64: disable ACPI PPTT support temporarily Date: Tue, 5 Jun 2018 14:55:38 +0100 Message-Id: <1528206938-2702-3-git-send-email-sudeep.holla@arm.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1528206938-2702-1-git-send-email-sudeep.holla@arm.com> References: <1528206938-2702-1-git-send-email-sudeep.holla@arm.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Currently, ARM64 doesn't support updating the CPU topology masks on CPU hotplug operations. ACPI PPTT support rely on that missing feature which is technically not incorrect. Instead of reverting all the PPTT support, let's keep it simple and disable ACPI PPTT support on ARM64 for time-being until the topology updates are added for CPU hotplug operations. Cc: Catalin Marinas Cc: Will Deacon Signed-off-by: Sudeep Holla --- arch/arm64/Kconfig | 1 - 1 file changed, 1 deletion(-) -- 2.7.4 diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 9fd4a8ccce07..98a5c78a80f9 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -7,7 +7,6 @@ config ARM64 select ACPI_REDUCED_HARDWARE_ONLY if ACPI select ACPI_MCFG if ACPI select ACPI_SPCR_TABLE if ACPI - select ACPI_PPTT if ACPI select ARCH_CLOCKSOURCE_DATA select ARCH_HAS_DEBUG_VIRTUAL select ARCH_HAS_DEVMEM_IS_ALLOWED