csky: Fixup show_regs doesn't contain regs->usp

Current show_regs didn't display regs->usp and it confused debug.
So fixup wrong SP display and add PT_REGS.

Signed-off-by: Guo Ren <guoren@linux.alibaba.com>

diff --git a/arch/csky/kernel/ptrace.c b/arch/csky/kernel/ptrace.c
index d822144..e5bd4e0 100644 (file)
--- a/arch/csky/kernel/ptrace.c
+++ b/arch/csky/kernel/ptrace.c
@@ -363,9 +363,10 @@ void show_regs(struct pt_regs *fp)
 
        pr_info("PC: 0x%08lx (%pS)\n", (long)fp->pc, (void *)fp->pc);
        pr_info("LR: 0x%08lx (%pS)\n", (long)fp->lr, (void *)fp->lr);
-       pr_info("SP: 0x%08lx\n", (long)fp);
-       pr_info("orig_a0: 0x%08lx\n", fp->orig_a0);
+       pr_info("SP: 0x%08lx\n", (long)fp->usp);
        pr_info("PSR: 0x%08lx\n", (long)fp->sr);
+       pr_info("orig_a0: 0x%08lx\n", fp->orig_a0);
+       pr_info("PT_REGS: 0x%08lx\n", (long)fp);
 
        pr_info(" a0: 0x%08lx   a1: 0x%08lx   a2: 0x%08lx   a3: 0x%08lx\n",
                fp->a0, fp->a1, fp->a2, fp->a3);