perf_counter: add MAINTAINERS entry

This adds an entry in MAINTAINERS for the perf_counter subsystem.

Signed-off-by: Paul Mackerras <[email protected]>
Acked-by: Peter Zijlstra <[email protected]>
LKML-Reference: <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
diff --git a/MAINTAINERS b/MAINTAINERS
index c3b2159..16fb45a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3483,6 +3483,16 @@
 L:	[email protected]
 S:	Maintained
 
+PERFORMANCE COUNTER SUBSYSTEM
+P:	Peter Zijlstra
+M:	[email protected]
+P:	Paul Mackerras
+M:	[email protected]
+P:	Ingo Molnar
+M:	[email protected]
+L:	[email protected]
+S:	Supported
+
 PERSONALITY HANDLING
 P:	Christoph Hellwig
 M:	[email protected]