linux-kernel - [PATCH] Documentation / cpu hotplug: remove outdated description for MADT entries

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Message-Id: <1371718482-452-1-git-send-email-hanjun.guo@linaro.org>
Date:	Thu, 20 Jun 2013 16:54:42 +0800
From:	Hanjun Guo <hanjun.guo@...aro.org>
To:	Rob Landley <rob@...dley.net>
Cc:	Rusty Russell <rusty@...tcorp.com.au>,
	Srivatsa Vaddagiri <vatsa@...ibm.com>,
	linux-acpi@...r.kernel.org, linux-doc@...r.kernel.org,
	linux-kernel@...r.kernel.org, patches@...aro.org,
	linaro-kernel@...ts.linaro.org, Hanjun Guo <hanjun.guo@...aro.org>
Subject: [PATCH] Documentation / cpu hotplug: remove outdated description for MADT entries

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So the outdated description for MADT entries should be removed.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 <hanjun.guo@...aro.org>
---
 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

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