Commit-ID: 34a4cceb78e48c75d1b48b25352a3f3b2cc2b2da Gitweb: http://git.kernel.org/tip/34a4cceb78e48c75d1b48b25352a3f3b2cc2b2da Author: Huang Rui <[email protected]> AuthorDate: Fri, 25 Mar 2016 10:08:40 +0800 Committer: Thomas Gleixner <[email protected]> CommitDate: Tue, 29 Mar 2016 11:12:11 +0200
x86/cpu: Add advanced power management bits Bit 11 of CPUID 8000_0007 edx is processor feedback interface. Bit 12 of CPUID 8000_0007 edx is accumulated power. Print proper names in proc/cpuinfo Reported-and-tested-by: Borislav Petkov <[email protected]> Signed-off-by: Huang Rui <[email protected]> Cc: Tony Li <[email protected]> Cc: Fenghua Yu <[email protected]> Cc: Tony Luck <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: "Rafael J. Wysocki" <[email protected]> Cc: Andy Lutomirski <[email protected]> Cc: Fengguang Wu <[email protected]> Cc: Sherry Hurwitz <[email protected]> Cc: Borislav Petkov <[email protected]> Cc: "Len Brown" <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Thomas Gleixner <[email protected]> --- arch/x86/kernel/cpu/powerflags.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kernel/cpu/powerflags.c b/arch/x86/kernel/cpu/powerflags.c index 31f0f33..1dd8294 100644 --- a/arch/x86/kernel/cpu/powerflags.c +++ b/arch/x86/kernel/cpu/powerflags.c @@ -18,4 +18,6 @@ const char *const x86_power_flags[32] = { "", /* tsc invariant mapped to constant_tsc */ "cpb", /* core performance boost */ "eff_freq_ro", /* Readonly aperf/mperf */ + "proc_feedback", /* processor feedback interface */ + "acc_power", /* accumulated power mechanism */ };
