powerpc/perf: Pass the struct perf_events down to compute_mmcr()
To support per-event exclude settings on Power8 we need access to the
struct perf_events in compute_mmcr().
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/arch/powerpc/include/asm/perf_event_server.h b/arch/powerpc/include/asm/perf_event_server.h
index b3e9360..8146221 100644
--- a/arch/powerpc/include/asm/perf_event_server.h
+++ b/arch/powerpc/include/asm/perf_event_server.h
@@ -19,6 +19,8 @@
#define MAX_EVENT_ALTERNATIVES 8
#define MAX_LIMITED_HWCOUNTERS 2
+struct perf_event;
+
/*
* This struct provides the constants and functions needed to
* describe the PMU on a particular POWER-family CPU.
@@ -30,7 +32,8 @@
unsigned long add_fields;
unsigned long test_adder;
int (*compute_mmcr)(u64 events[], int n_ev,
- unsigned int hwc[], unsigned long mmcr[]);
+ unsigned int hwc[], unsigned long mmcr[],
+ struct perf_event *pevents[]);
int (*get_constraint)(u64 event_id, unsigned long *mskp,
unsigned long *valp);
int (*get_alternatives)(u64 event_id, unsigned int flags,