Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756384Ab3FTI7H (ORCPT ); Thu, 20 Jun 2013 04:59:07 -0400 Received: from mail-pa0-f46.google.com ([209.85.220.46]:35579 "EHLO mail-pa0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756192Ab3FTI7C (ORCPT ); Thu, 20 Jun 2013 04:59:02 -0400 From: Hanjun Guo To: Rob Landley Cc: Rusty Russell , Srivatsa Vaddagiri , linux-acpi@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, patches@linaro.org, linaro-kernel@lists.linaro.org, Hanjun Guo Subject: [PATCH] Documentation / cpu hotplug: remove outdated description for MADT entries Date: Thu, 20 Jun 2013 16:54:42 +0800 Message-Id: <1371718482-452-1-git-send-email-hanjun.guo@linaro.org> X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1169 Lines: 30 More than 256 entries in ACPI MADT is supported from ACPI 3.0 Specification, So the outdated description for MADT entries should be removed. Signed-off-by: Hanjun Guo --- Documentation/cpu-hotplug.txt | 3 --- 1 file changed, 3 deletions(-) diff --git a/Documentation/cpu-hotplug.txt b/Documentation/cpu-hotplug.txt index 9f40135..2e36e40 100644 --- a/Documentation/cpu-hotplug.txt +++ b/Documentation/cpu-hotplug.txt @@ -370,9 +370,6 @@ A: There is no clear spec defined way from ACPI that can give us that CPUs in MADT as hotpluggable CPUS. In the case there are no disabled CPUS we assume 1/2 the number of CPUs currently present can be hotplugged. - Caveat: Today's ACPI MADT can only provide 256 entries since the apicid field - in MADT is only 8 bits. - User Space Notification Hotplug support for devices is common in Linux today. Its being used today to -- 1.7.9.5 -- 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/