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authorLen Brown <len.brown@intel.com>2011-04-01 18:13:10 -0400
committerLen Brown <len.brown@intel.com>2011-08-03 19:06:36 -0400
commit62027aea23fcd14478abdddd3b74a4e0f5fb2984 (patch)
tree1aaa5c1872e296f3448ae6c126175ac9d998e3b4 /Documentation
parent6dccf9c508d5d773859df1cc2dce75c5b19e35a0 (diff)
downloadblackbird-op-linux-62027aea23fcd14478abdddd3b74a4e0f5fb2984.tar.gz
blackbird-op-linux-62027aea23fcd14478abdddd3b74a4e0f5fb2984.zip
cpuidle: create bootparam "cpuidle.off=1"
useful for disabling cpuidle to fall back to architecture-default idle loop cpuidle drivers and governors will fail to register. on x86 they'll say so: intel_idle: intel_idle yielding to (null) ACPI: acpi_idle yielding to (null) Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/kernel-parameters.txt3
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index aa47be71df4c..9b8e62d75a0c 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -546,6 +546,9 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
/proc/<pid>/coredump_filter.
See also Documentation/filesystems/proc.txt.
+ cpuidle.off=1 [CPU_IDLE]
+ disable the cpuidle sub-system
+
cpcihp_generic= [HW,PCI] Generic port I/O CompactPCI driver
Format:
<first_slot>,<last_slot>,<port>,<enum_bit>[,<debug>]
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