err.no Git - linux-2.6/commit

]> err.no Git - linux-2.6/commit

author	Zhao Yakui <yakui.zhao@intel.com>
	Tue, 24 Jun 2008 09:58:53 +0000 (17:58 +0800)
committer	Andi Kleen <andi@basil.nowhere.org>
	Wed, 16 Jul 2008 21:27:05 +0000 (23:27 +0200)
commit	c1e3b377ad48febba6f91b8ae42c44ee4d4ab45e
tree	7893e4226f52c4001150066f544415c1b17741f5	tree \| snapshot
parent	5b53496a5ad79e91052f72761a7c5516b069bc99	commit \| diff

ACPI: Create "idle=halt" bootparam

"idle=halt" limits the idle loop to using
the halt instruction. No MWAIT, no IO accesses,
no C-states deeper than C1.

If something is broken in the idle code,
"idle=halt" is a less severe workaround
than "idle=poll" which disables all power savings.

Signed-off-by: Zhao Yakui <yakui.zhao@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>

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Documentation/kernel-parameters.txt		diff \| blob \| history
arch/ia64/kernel/process.c		diff \| blob \| history
arch/x86/kernel/process.c		diff \| blob \| history
drivers/acpi/processor_idle.c		diff \| blob \| history
include/asm-ia64/processor.h		diff \| blob \| history
include/asm-x86/processor.h		diff \| blob \| history