[Linux-Xtensa] [PATCH] xtensa: enable HAVE_PERF_EVENTS

[Baruch Siach]

This allows the perf tool to monitor kernel tracepoint events.

Signed-off-by: Baruch Siach <baruch at tkos.co.il>
---
 arch/xtensa/Kconfig                  | 1 +
 arch/xtensa/include/asm/perf_event.h | 4 ++++
 2 files changed, 5 insertions(+)
 create mode 100644 arch/xtensa/include/asm/perf_event.h

diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index 908a16b..edbdb95 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -19,6 +19,7 @@ config XTENSA
 	select IRQ_DOMAIN
 	select HAVE_OPROFILE
 	select HAVE_FUNCTION_TRACER
+	select HAVE_PERF_EVENTS
 	help
 	  Xtensa processors are 32-bit RISC machines designed by Tensilica
 	  primarily for embedded systems.  These processors are both
diff --git a/arch/xtensa/include/asm/perf_event.h b/arch/xtensa/include/asm/perf_event.h
new file mode 100644
index 0000000..5aa4590
--- /dev/null
+++ b/arch/xtensa/include/asm/perf_event.h
@@ -0,0 +1,4 @@
+#ifndef __ASM_XTENSA_PERF_EVENT_H
+#define __ASM_XTENSA_PERF_EVENT_H
+
+#endif /* __ASM_XTENSA_PERF_EVENT_H */
-- 
1.8.4.3