x86/mm/pkeys: Dump PKRU with other kernel registers

[deliverable/linux.git] / arch / x86 / kernel / process_64.c

diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index b9d99e0f82c4f072a15f7cb3fb3434d391281daf..776229e98202f32dedd96642e03509e516945760 100644 (file)
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -116,6 +116,8 @@ void __show_regs(struct pt_regs *regs, int all)
        printk(KERN_DEFAULT "DR0: %016lx DR1: %016lx DR2: %016lx\n", d0, d1, d2);
        printk(KERN_DEFAULT "DR3: %016lx DR6: %016lx DR7: %016lx\n", d3, d6, d7);
 
+       if (boot_cpu_has(X86_FEATURE_OSPKE))
+               printk(KERN_DEFAULT "PKRU: %08x\n", read_pkru());
 }
 
 void release_thread(struct task_struct *dead_task)