+#define __define_perf_accessors(r, n, np) \
+ \
+static inline unsigned int r_c0_ ## r ## n(void) \
+{ \
+ unsigned int cpu = smp_processor_id(); \
+ \
+ switch (cpu) { \
+ case 0: \
+ return read_c0_ ## r ## n(); \
+ case 1: \
+ return read_c0_ ## r ## np(); \
+ default: \
+ BUG(); \
+ } \
+} \
+ \
+static inline void w_c0_ ## r ## n(unsigned int value) \
+{ \
+ unsigned int cpu = smp_processor_id(); \
+ \
+ switch (cpu) { \
+ case 0: \
+ write_c0_ ## r ## n(value); \
+ return; \
+ case 1: \
+ write_c0_ ## r ## np(value); \
+ return; \
+ default: \
+ BUG(); \
+ } \
+} \
+
+__define_perf_accessors(perfcntr, 0, 2)
+__define_perf_accessors(perfcntr, 1, 3)
+__define_perf_accessors(perfcntr, 2, 2)
+__define_perf_accessors(perfcntr, 3, 2)
+
+__define_perf_accessors(perfctrl, 0, 2)
+__define_perf_accessors(perfctrl, 1, 3)
+__define_perf_accessors(perfctrl, 2, 2)
+__define_perf_accessors(perfctrl, 3, 2)