On Thursday, June 20, 2013 04:54:42 PM Hanjun Guo wrote: > More than 256 entries in ACPI MADT is supported from ACPI 3.0 Specification, > So the outdated description for MADT entries should be removed. Well, it kind of is still valid for systems pre-dating ACPI 3.0, isn't it? So perhaps instead of simply removing that information it would be better to rephrase it? Thanks, Rafael > 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 > -- I speak only for myself. Rafael J. Wysocki, Intel Open Source Technology Center. -- 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