Messages in this thread | | | Date | Thu, 20 Jun 2013 23:30:19 -0500 | From | Rob Landley <> | Subject | Re: [PATCH] Documentation / cpu hotplug: remove outdated description for MADT entries |
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On 06/20/2013 03:54:42 AM, 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 So the outdated description for MADT entries should be removed. > > Signed-off-by: Hanjun Guo <hanjun.guo@linaro.org> > --- > Documentation/cpu-hotplug.txt | 3 --- > 1 file changed, 3 deletions(-)
Acked-by: Rob Landley <rob@landley.net>
> 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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