ACPI x86: Make aperf/mperf MSR access in acpi_cpufreq read_only

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Do not write zeroes to APERF and MPERF by ondemand governor. With this
change, other users can share these MSRs for reads.

Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

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Venkatesh Pallipadi 2009-04-06 11:26:08 -07:00 • committed by Len Brown

parent e4f6937222

commit 18b2646fe3

1 changed files with 10 additions and 5 deletions

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arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c

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