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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>
This commit is contained in:
David S. Miller 2008-09-11 23:19:22 -07:00
parent 4845afac95
commit 8f20b20de7
2 changed files with 3 additions and 2 deletions
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3
arch/sparc/include/asm/ptrace_64.h
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@ -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

2
arch/sparc64/kernel/process.c
View File

@ -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);