sparc64: Fix sparse warnings in global reg snapshotting.

Lots of shadowed local variables and global_reg_snapshot[] needs
an extern declaration in asm/ptrace_64.h.

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

1 files changed, 3 insertions, 0 deletions

diff --git a/arch/sparc/include/asm/ptrace_64.h b/arch/sparc/include/asm/ptrace_64.h
index 06e4914c13f4..3d3e9c161d8b 100644
--- a/arch/sparc/include/asm/ptrace_64.h
+++ b/arch/sparc/include/asm/ptrace_64.h
@@ -113,6 +113,8 @@ struct sparc_trapf {
 
 #ifdef __KERNEL__
 
+#include <linux/threads.h>
+
 static inline int pt_regs_trap_type(struct pt_regs *regs)
 {
         return regs->magic & 0x1ff;
@@ -138,6 +140,7 @@ struct global_reg_snapshot {
         struct thread_info      *thread;
         unsigned long           pad1;
 };
+extern struct global_reg_snapshot global_reg_snapshot[NR_CPUS];
 
 #define __ARCH_WANT_COMPAT_SYS_PTRACE