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| author | Michael Ellerman <michael@ellerman.id.au> | 2013-07-23 12:07:45 +0400 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-08-01 07:11:46 +0400 |
| commit | 8d7c55d01e4648605fd0dacc82d8d3989ead4db7 (patch) | |
| tree | 852d175f0ddb5e40d7855fb57f7bc072f527e2b1 /arch/powerpc/include/asm/perf_event_server.h | |
| parent | e8e813ed268d90c1377f53460527c419eb52c67a (diff) | |
| download | linux-8d7c55d01e4648605fd0dacc82d8d3989ead4db7.tar.xz | |
powerpc/perf: Export PERF_EVENT_CONFIG_EBB_SHIFT to userspace
We use bit 63 of the event code for userspace to request that the event
be counted using EBB (Event Based Branches). Export this value, making
it part of the API - though only on processors that support EBB.
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/perf_event_server.h')
| -rw-r--r-- | arch/powerpc/include/asm/perf_event_server.h | 6 |
1 files changed, 1 insertions, 5 deletions
diff --git a/arch/powerpc/include/asm/perf_event_server.h b/arch/powerpc/include/asm/perf_event_server.h index 2dd7bfc459be..8b2492644754 100644 --- a/arch/powerpc/include/asm/perf_event_server.h +++ b/arch/powerpc/include/asm/perf_event_server.h @@ -12,6 +12,7 @@ #include <linux/types.h> #include <asm/hw_irq.h> #include <linux/device.h> +#include <uapi/asm/perf_event.h> #define MAX_HWEVENTS 8 #define MAX_EVENT_ALTERNATIVES 8 @@ -69,11 +70,6 @@ struct power_pmu { #define PPMU_LIMITED_PMC_REQD 2 /* have to put this on a limited PMC */ #define PPMU_ONLY_COUNT_RUN 4 /* only counting in run state */ -/* - * We use the event config bit 63 as a flag to request EBB. - */ -#define EVENT_CONFIG_EBB_SHIFT 63 - extern int register_power_pmu(struct power_pmu *); struct pt_regs; |