perf_events: Check for filters on fixed counter events

[net-next-2.6.git] / arch / x86 / include / asm / perf_event.h

diff --git a/arch/x86/include/asm/perf_event.h b/arch/x86/include/asm/perf_event.h
index ad7ce3fd5065a8354035233de59fd1ba21b8d0e8..8d9f8548a870498e94e3de1ced5811692238962c 100644 (file)
--- a/arch/x86/include/asm/perf_event.h
+++ b/arch/x86/include/asm/perf_event.h
@@ -28,9 +28,20 @@
  */
 #define ARCH_PERFMON_EVENT_MASK                                    0xffff
 
+/*
+ * filter mask to validate fixed counter events.
+ * the following filters disqualify for fixed counters:
+ *  - inv
+ *  - edge
+ *  - cnt-mask
+ *  The other filters are supported by fixed counters.
+ *  The any-thread option is supported starting with v3.
+ */
+#define ARCH_PERFMON_EVENT_FILTER_MASK                 0xff840000
+
 #define ARCH_PERFMON_UNHALTED_CORE_CYCLES_SEL                0x3c
 #define ARCH_PERFMON_UNHALTED_CORE_CYCLES_UMASK                (0x00 << 8)
-#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_INDEX                 0
+#define ARCH_PERFMON_UNHALTED_CORE_CYCLES_INDEX                         0
 #define ARCH_PERFMON_UNHALTED_CORE_CYCLES_PRESENT \
                (1 << (ARCH_PERFMON_UNHALTED_CORE_CYCLES_INDEX))