[PATCH] Documentation / cpu hotplug: remove outdated description for MADT entries

Hanjun Guo
2013-06-20T08:59:07Z

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So the outdated description for MADT entries should be removed.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@linaro.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