diff options
author | Ingo Molnar <mingo@kernel.org> | 2014-05-07 13:15:46 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2014-05-07 13:15:46 +0200 |
commit | 2fe5de9ce7d57498abc14b375cad2fcf8c3ee6cc (patch) | |
tree | 9478e8cf470c1d5bdb2d89b57a7e35919ab95e72 /arch/powerpc/perf/hv-common.h | |
parent | 08f8aeb55d7727d644dbbbbfb798fe937d47751d (diff) | |
parent | 2b4cfe64dee0d84506b951d81bf55d9891744d25 (diff) |
Merge branch 'sched/urgent' into sched/core, to avoid conflicts
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/powerpc/perf/hv-common.h')
-rw-r--r-- | arch/powerpc/perf/hv-common.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/powerpc/perf/hv-common.h b/arch/powerpc/perf/hv-common.h new file mode 100644 index 00000000000..5d79cecbd73 --- /dev/null +++ b/arch/powerpc/perf/hv-common.h @@ -0,0 +1,36 @@ +#ifndef LINUX_POWERPC_PERF_HV_COMMON_H_ +#define LINUX_POWERPC_PERF_HV_COMMON_H_ + +#include <linux/perf_event.h> +#include <linux/types.h> + +struct hv_perf_caps { + u16 version; + u16 collect_privileged:1, + ga:1, + expanded:1, + lab:1, + unused:12; +}; + +unsigned long hv_perf_caps_get(struct hv_perf_caps *caps); + + +#define EVENT_DEFINE_RANGE_FORMAT(name, attr_var, bit_start, bit_end) \ +PMU_FORMAT_ATTR(name, #attr_var ":" #bit_start "-" #bit_end); \ +EVENT_DEFINE_RANGE(name, attr_var, bit_start, bit_end) + +#define EVENT_DEFINE_RANGE(name, attr_var, bit_start, bit_end) \ +static u64 event_get_##name##_max(void) \ +{ \ + BUILD_BUG_ON((bit_start > bit_end) \ + || (bit_end >= (sizeof(1ull) * 8))); \ + return (((1ull << (bit_end - bit_start)) - 1) << 1) + 1; \ +} \ +static u64 event_get_##name(struct perf_event *event) \ +{ \ + return (event->attr.attr_var >> (bit_start)) & \ + event_get_##name##_max(); \ +} + +#endif |