More than 256 entries in ACPI MADT is supported from ACPI 3.0 Specification, So the outdated description for MADT entries should be removed.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@xxxxxxxxxx> --- 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-doc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html