From 8a016db386195b193e2a8aeddff9fe937dcb7a40 Mon Sep 17 00:00:00 2001 From: Peter Zijlstra Date: Tue, 2 Jun 2009 15:27:45 +0200 Subject: [PATCH] perf_counter: Remove the last nmi/irq bits IRQ (non-NMI) sampling is not used anymore - remove the last few bits. Signed-off-by: Peter Zijlstra Cc: Peter Zijlstra Cc: Mike Galbraith Cc: Paul Mackerras Cc: Corey Ashford Cc: Marcelo Tosatti Cc: Arnaldo Carvalho de Melo Cc: Thomas Gleixner Cc: John Kacur LKML-Reference: Signed-off-by: Ingo Molnar --- arch/x86/kernel/cpu/perf_counter.c | 6 ------ include/linux/perf_counter.h | 4 +--- 2 files changed, 1 insertion(+), 9 deletions(-) diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_counter.c index ec06aa5e9282..9e144fbebd20 100644 --- a/arch/x86/kernel/cpu/perf_counter.c +++ b/arch/x86/kernel/cpu/perf_counter.c @@ -284,12 +284,6 @@ static int __hw_perf_counter_init(struct perf_counter *counter) if (!hw_event->exclude_kernel) hwc->config |= ARCH_PERFMON_EVENTSEL_OS; - /* - * Use NMI events all the time: - */ - hwc->nmi = 1; - hw_event->nmi = 1; - if (!hwc->sample_period) hwc->sample_period = x86_pmu.max_period; diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h index 1fcd3cc93855..cef9931793fd 100644 --- a/include/linux/perf_counter.h +++ b/include/linux/perf_counter.h @@ -140,7 +140,6 @@ struct perf_counter_hw_event { __u64 read_format; __u64 disabled : 1, /* off by default */ - nmi : 1, /* NMI sampling */ inherit : 1, /* children inherit it */ pinned : 1, /* must always be on PMU */ exclusive : 1, /* only group on PMU */ @@ -153,7 +152,7 @@ struct perf_counter_hw_event { comm : 1, /* include comm data */ freq : 1, /* use freq, not period */ - __reserved_1 : 51; + __reserved_1 : 52; __u32 wakeup_events; /* wakeup every n events */ __u32 __reserved_2; @@ -354,7 +353,6 @@ struct hw_perf_counter { u64 config; unsigned long config_base; unsigned long counter_base; - int nmi; int idx; }; union { /* software */ -- 2.39.5