sparc64: Add global PMU register dumping via sysrq.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 12 insertions, 1 deletions

diff --git a/arch/sparc/include/asm/ptrace.h b/arch/sparc/include/asm/ptrace.h
index 0c6f6b068289..da43bdc62294 100644
--- a/arch/sparc/include/asm/ptrace.h
+++ b/arch/sparc/include/asm/ptrace.h
@@ -42,7 +42,18 @@ struct global_reg_snapshot {
         struct thread_info      *thread;
         unsigned long           pad1;
 };
-extern struct global_reg_snapshot global_reg_snapshot[NR_CPUS];
+
+struct global_pmu_snapshot {
+        unsigned long           pcr[4];
+        unsigned long           pic[4];
+};
+
+union global_cpu_snapshot {
+        struct global_reg_snapshot      reg;
+        struct global_pmu_snapshot      pmu;
+};
+
+extern union global_cpu_snapshot global_cpu_snapshot[NR_CPUS];
 
 #define force_successful_syscall_return()           \
 do {    current_thread_info()->syscall_noerror = 1; \