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@xxxxxxxxxxxxx>
---
arch/sparc/include/asm/ptrace_64.h | 3 +++
arch/sparc64/kernel/process.c | 2 --
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/sparc/include/asm/ptrace_64.h b/arch/sparc/include/asm/ptrace_64.h
index 06e4914..3d3e9c1 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
diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c
index 11bb6c4..d5e2ace 100644
--- a/arch/sparc64/kernel/process.c
+++ b/arch/sparc64/kernel/process.c
@@ -215,7 +215,6 @@ static void __global_reg_self(struct thread_info *tp, struct pt_regs *regs,
global_reg_snapshot[this_cpu].o7 = regs->u_regs[UREG_I7];
if (regs->tstate & TSTATE_PRIV) {
- struct thread_info *tp = current_thread_info();
struct reg_window *rw;
rw = (struct reg_window *)
@@ -271,7 +270,6 @@ void __trigger_all_cpu_backtrace(void)
for_each_online_cpu(cpu) {
struct global_reg_snapshot *gp = &global_reg_snapshot[cpu];
- struct thread_info *tp;
__global_reg_poll(gp);
--
1.5.6.5.GIT
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