From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752496AbeFEOfc (ORCPT ); Tue, 5 Jun 2018 10:35:32 -0400 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:56764 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752335AbeFEOfQ (ORCPT ); Tue, 5 Jun 2018 10:35:16 -0400 From: Sudeep Holla To: linux-acpi@vger.kernel.org, "Rafael J . Wysocki" , Catalin Marinas , Jeremy Linton Cc: Sudeep Holla , Morten Rasmussen , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Hanjun Guo , Geert Uytterhoeven , Will Deacon Subject: [PATCH v2 3/3] arm64: disable ACPI PPTT support temporarily Date: Tue, 5 Jun 2018 15:35:04 +0100 Message-Id: <1528209304-3280-3-git-send-email-sudeep.holla@arm.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1528209304-3280-1-git-send-email-sudeep.holla@arm.com> References: <1528209304-3280-1-git-send-email-sudeep.holla@arm.com> Sender: linux-kernel-owner@vger.kernel.org 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(-) 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 -- 2.7.4