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-rw-r--r--arch/s390/include/asm/perf_event.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/s390/include/asm/perf_event.h b/arch/s390/include/asm/perf_event.h
index 23d2dfa8201d..99d7f4e333c2 100644
--- a/arch/s390/include/asm/perf_event.h
+++ b/arch/s390/include/asm/perf_event.h
@@ -49,6 +49,10 @@ extern unsigned long perf_misc_flags(struct pt_regs *regs);
#define PERF_CPUM_SF_MAX_CTR 1
#define PERF_EVENT_CPUM_SF 0xB0000UL /* Raw event ID */
+#define REG_NONE 0
+#define REG_OVERFLOW 1
+#define OVERFLOW_REG(hwc) ((hwc)->extra_reg.config)
+#define SFB_ALLOC_REG(hwc) ((hwc)->extra_reg.alloc)
#define TEAR_REG(hwc) ((hwc)->last_tag)
#define SAMPL_RATE(hwc) ((hwc)->event_base)