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-rw-r--r--arch/powerpc/include/asm/perf_event.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/perf_event.h b/arch/powerpc/include/asm/perf_event.h
index 16a49819da9a..35926cd6cd0b 100644
--- a/arch/powerpc/include/asm/perf_event.h
+++ b/arch/powerpc/include/asm/perf_event.h
@@ -39,4 +39,7 @@
(regs)->gpr[1] = current_stack_pointer(); \
asm volatile("mfmsr %0" : "=r" ((regs)->msr)); \
} while (0)
+
+/* To support perf_regs sier update */
+extern bool is_sier_available(void);
#endif