From patchwork Thu Jun 20 08:54:42 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hanjun Guo X-Patchwork-Id: 18002 Return-Path: X-Original-To: linaro@patches.linaro.org Delivered-To: linaro@patches.linaro.org Received: from mail-qc0-f199.google.com (mail-qc0-f199.google.com [209.85.216.199]) by ip-10-151-82-157.ec2.internal (Postfix) with ESMTPS id 222D92393D for ; Thu, 20 Jun 2013 08:59:03 +0000 (UTC) Received: by mail-qc0-f199.google.com with SMTP id a1sf8108193qcx.2 for ; Thu, 20 Jun 2013 01:59:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:x-beenthere:x-forwarded-to:x-forwarded-for :delivered-to:from:to:cc:subject:date:message-id:x-mailer :x-gm-message-state:x-original-sender :x-original-authentication-results:precedence:mailing-list:list-id :x-google-group-id:list-post:list-help:list-archive:list-unsubscribe; bh=rgIMD0iAJf2J+kJEELShiiOF8mECPrr43NYkycbrdq0=; b=V5mmDKhTVCAD3SkUjjRQZIJD9uE1LHtDfesCjIoNk/tLvNNKkOJ6CNV3NAfmmtIjvT tVIAELZmlbS8RhQComXhPQx1su/p66ZSqmQk9TkXJQT3zVRiqxO0kFGOdsYjTANbFjQ3 nc/SzPRI6T4+TkBs+kt1IXZxuZlkPROdSP0R7EKzDruqK5qY6z0TvOn8XOubitdMsPiQ 0ATmtjVzwi01LYKYr8xRdsCx/D3WVZYD/e+pHgq/25go74kESthmO1lElZKlQzDaWhBG kB9ffQy4On0eQlzwJINnltJPCpXKsCoWHQeAJglt+EFE7yZHrTkr6dbJGMt/sQWh/ssp 700Q== X-Received: by 10.236.54.8 with SMTP id h8mr525518yhc.11.1371718742842; Thu, 20 Jun 2013 01:59:02 -0700 (PDT) MIME-Version: 1.0 X-BeenThere: patchwork-forward@linaro.org Received: by 10.49.133.102 with SMTP id pb6ls641456qeb.80.gmail; Thu, 20 Jun 2013 01:59:02 -0700 (PDT) X-Received: by 10.58.199.133 with SMTP id jk5mr2479972vec.63.1371718742656; Thu, 20 Jun 2013 01:59:02 -0700 (PDT) Received: from mail-vb0-x233.google.com (mail-vb0-x233.google.com [2607:f8b0:400c:c02::233]) by mx.google.com with ESMTPS id n3si6522546vcr.143.2013.06.20.01.59.02 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 20 Jun 2013 01:59:02 -0700 (PDT) Received-SPF: neutral (google.com: 2607:f8b0:400c:c02::233 is neither permitted nor denied by best guess record for domain of patch+caf_=patchwork-forward=linaro.org@linaro.org) client-ip=2607:f8b0:400c:c02::233; Received: by mail-vb0-f51.google.com with SMTP id x17so4483356vbf.10 for ; Thu, 20 Jun 2013 01:59:02 -0700 (PDT) X-Received: by 10.58.187.232 with SMTP id fv8mr2528956vec.50.1371718742549; Thu, 20 Jun 2013 01:59:02 -0700 (PDT) X-Forwarded-To: patchwork-forward@linaro.org X-Forwarded-For: patch@linaro.org patchwork-forward@linaro.org Delivered-To: patches@linaro.org Received: by 10.58.165.8 with SMTP id yu8csp12704veb; Thu, 20 Jun 2013 01:59:01 -0700 (PDT) X-Received: by 10.66.179.78 with SMTP id de14mr10609834pac.18.1371718741495; Thu, 20 Jun 2013 01:59:01 -0700 (PDT) Received: from mail-pb0-x234.google.com (mail-pb0-x234.google.com [2607:f8b0:400e:c01::234]) by mx.google.com with ESMTPS id nr5si13043841pbc.57.2013.06.20.01.59.01 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 20 Jun 2013 01:59:01 -0700 (PDT) Received-SPF: neutral (google.com: 2607:f8b0:400e:c01::234 is neither permitted nor denied by best guess record for domain of hanjun.guo@linaro.org) client-ip=2607:f8b0:400e:c01::234; Received: by mail-pb0-f52.google.com with SMTP id xa12so5971400pbc.25 for ; Thu, 20 Jun 2013 01:59:01 -0700 (PDT) X-Received: by 10.66.190.234 with SMTP id gt10mr10685583pac.136.1371718740812; Thu, 20 Jun 2013 01:59:00 -0700 (PDT) Received: from localhost ([218.17.215.175]) by mx.google.com with ESMTPSA id bs3sm14479005pbc.42.2013.06.20.01.57.43 for (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Thu, 20 Jun 2013 01:59:00 -0700 (PDT) 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 X-Gm-Message-State: ALoCoQki2rgIywUIZVGeWJmEGwxVfsR8t/95B7l3DTP08//ee5qtsJJi0Ilw3ks5BcQGiGe+D0eG X-Original-Sender: hanjun.guo@linaro.org X-Original-Authentication-Results: mx.google.com; spf=neutral (google.com: 2607:f8b0:400c:c02::233 is neither permitted nor denied by best guess record for domain of patch+caf_=patchwork-forward=linaro.org@linaro.org) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Precedence: list Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org List-ID: X-Google-Group-Id: 836684582541 List-Post: , List-Help: , List-Archive: List-Unsubscribe: , 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 Acked-by: Rob Landley --- 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