path: root/Documentation
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authorHeiko Carstens <heiko.carstens@de.ibm.com>2008-01-26 14:11:05 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-01-26 14:11:15 +0100
commit48483b3290988952a593c6e66ca354c19f1a4350 (patch)
treeb2b11f14a2ca1a49fe61752064c8897d478536fb /Documentation
parent[S390] Use new style spinlock initializer in __RWSEM_INITIALIZER. (diff)
[S390] Get rid of additional_cpus kernel parameter.
It caused only a lot of confusion. From now on cpu hotplug of up to NR_CPUS will work by default. If somebody wants to limit that then the possible_cpus parameter can be used. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'Documentation')
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/cpu-hotplug.txt b/Documentation/cpu-hotplug.txt
index fb94f5a71b68..ba0aacde94fb 100644
--- a/Documentation/cpu-hotplug.txt
+++ b/Documentation/cpu-hotplug.txt
@@ -50,7 +50,7 @@ additional_cpus=n (*) Use this to limit hotpluggable cpus. This option sets
cpu_possible_map = cpu_present_map + additional_cpus
(*) Option valid only for following architectures
-- x86_64, ia64, s390
+- x86_64, ia64
ia64 and x86_64 use the number of disabled local apics in ACPI tables MADT
to determine the number of potentially hot-pluggable cpus. The implementation