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: 10448387 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id C464B600CA for ; Tue, 5 Jun 2018 13:56:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B5764294F4 for ; Tue, 5 Jun 2018 13:56:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AA240294F7; Tue, 5 Jun 2018 13:56:22 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5C0E1294F4 for ; Tue, 5 Jun 2018 13:56:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752309AbeFEN4G (ORCPT ); Tue, 5 Jun 2018 09:56:06 -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-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP 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(-) 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