x86: idle wakeup event in the HLT loop

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do a proper idle-wakeup event on HLT as well - some CPUs stop the TSC
in HLT too, not just when going through the ACPI methods.

(the ACPI idle code already does this.)

[ update the 64-bit side too, as noticed by Jiri Slaby. ]

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

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This commit is contained in:

Ingo Molnar 2008-01-30 13:30:06 +01:00

parent 53d517cdba

commit 5ee613b675

2 changed files with 22 additions and 6 deletions

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15

arch/x86/kernel/process_32.c

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13

arch/x86/kernel/process_64.c

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