Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753135AbbGCFRE (ORCPT ); Fri, 3 Jul 2015 01:17:04 -0400 Received: from szxga01-in.huawei.com ([58.251.152.64]:61983 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752028AbbGCFQ7 (ORCPT ); Fri, 3 Jul 2015 01:16:59 -0400 Message-ID: <55961AB3.70801@huawei.com> Date: Fri, 3 Jul 2015 13:16:35 +0800 From: Hanjun Guo User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:24.0) Gecko/20100101 Thunderbird/24.0.1 MIME-Version: 1.0 To: Al Stone , , CC: , , , , , , , , , Subject: Re: [PATCH v3 1/3] ACPI : introduce macros for using the ACPI specification version References: <1435880916-2153-1-git-send-email-al.stone@linaro.org> <1435880916-2153-2-git-send-email-al.stone@linaro.org> In-Reply-To: <1435880916-2153-2-git-send-email-al.stone@linaro.org> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.177.17.188] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1276 Lines: 32 Hi Al, On 2015/7/3 7:48, Al Stone wrote: > Add the __ACPI_FADT_SPEC_VERSION() helper macro to build a proper version > number from a major and minor revision number. Add also macros that use > the helper to construct the current version from the values in the FADT > (i.e., ACPI_FADT_SPEC_VERSION) and both the 5.1 and 6.0 versions. > > These macros are added in order to simplify retrieving and comparing ACPI > specification version numbers, since this is becoming a more frequent need. > In particular, there are some architectures that require at least a certain > version of the spec, and there are differences in some structure sizes that > have changed with recent versions but can only be tracked by spec version > number. > > Fixes: aeb823bbacc2 (ACPICA: ACPI 6.0: Add changes for FADT table.) If I understand correctly, will it be (and for next two patches as well): 0cff8dc0099f (ACPICA: ACPI 6.0: Add changes for MADT table.)? FADT table update was not introduce any regressions for ARM64 I think. Thanks Hanjun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/