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Diffstat (limited to 'arch/x86/kernel/process_64.c')
-rw-r--r--arch/x86/kernel/process_64.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index ca80394ef5b..cd8c0ed02b7 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -136,7 +136,7 @@ void cpu_idle(void)
}
/* Prints also some state that isn't saved in the pt_regs */
-void __show_regs(struct pt_regs *regs)
+void __show_regs(struct pt_regs *regs, int all)
{
unsigned long cr0 = 0L, cr2 = 0L, cr3 = 0L, cr4 = 0L, fs, gs, shadowgs;
unsigned long d0, d1, d2, d3, d6, d7;
@@ -175,6 +175,9 @@ void __show_regs(struct pt_regs *regs)
rdmsrl(MSR_GS_BASE, gs);
rdmsrl(MSR_KERNEL_GS_BASE, shadowgs);
+ if (!all)
+ return;
+
cr0 = read_cr0();
cr2 = read_cr2();
cr3 = read_cr3();
@@ -200,7 +203,7 @@ void __show_regs(struct pt_regs *regs)
void show_regs(struct pt_regs *regs)
{
printk(KERN_INFO "CPU %d:", smp_processor_id());
- __show_regs(regs);
+ __show_regs(regs, 1);
show_trace(NULL, regs, (void *)(regs + 1), regs->bp);
}