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-rw-r--r--arch/powerpc/kernel/traps.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 29d128eb6c43..b6859aade9c2 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -815,12 +815,15 @@ void __kprobes program_check_exception(struct pt_regs *regs)
815 return; 815 return;
816 } 816 }
817 if (reason & REASON_TRAP) { 817 if (reason & REASON_TRAP) {
818 /* Debugger is first in line to stop recursive faults in
819 * rcu_lock, notify_die, or atomic_notifier_call_chain */
820 if (debugger_bpt(regs))
821 return;
822
818 /* trap exception */ 823 /* trap exception */
819 if (notify_die(DIE_BPT, "breakpoint", regs, 5, 5, SIGTRAP) 824 if (notify_die(DIE_BPT, "breakpoint", regs, 5, 5, SIGTRAP)
820 == NOTIFY_STOP) 825 == NOTIFY_STOP)
821 return; 826 return;
822 if (debugger_bpt(regs))
823 return;
824 827
825 if (!(regs->msr & MSR_PR) && /* not user-mode */ 828 if (!(regs->msr & MSR_PR) && /* not user-mode */
826 report_bug(regs->nip, regs) == BUG_TRAP_TYPE_WARN) { 829 report_bug(regs->nip, regs) == BUG_TRAP_TYPE_WARN) {