| Date | Mon, 22 Feb 2016 22:19:20 -0000 | From | Thomas Gleixner <> | Subject | [patch V3 18/28] x86/perf/intel_rapl: Make Knights Landings support functional |
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The Knights Landings support added the events and the detection case, but then returns 0 without actually initializing the driver.
Fixes: 3a2a7797326a4 "perf/x86/intel/rapl: Add support for Knights Landing (KNL)" Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com> --- arch/x86/kernel/cpu/perf_event_intel_rapl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
Index: b/arch/x86/kernel/cpu/perf_event_intel_rapl.c =================================================================== --- a/arch/x86/kernel/cpu/perf_event_intel_rapl.c +++ b/arch/x86/kernel/cpu/perf_event_intel_rapl.c @@ -731,7 +731,7 @@ static int __init rapl_pmu_init(void) rapl_add_quirk(rapl_hsw_server_quirk); rapl_cntr_mask = RAPL_IDX_KNL; rapl_pmu_events_group.attrs = rapl_events_knl_attr; - + break; default: /* unsupported */ return 0;
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