1 files changed, 10 insertions, 0 deletions

diff --git a/arch/powerpc/kernel/dbell.c b/arch/powerpc/kernel/dbell.c
index f7b518894c80..3307a52d797f 100644
--- a/arch/powerpc/kernel/dbell.c
+++ b/arch/powerpc/kernel/dbell.c
@@ -81,6 +81,16 @@ out:
         set_irq_regs(old_regs);
 }
 
+void doorbell_check_self(void)
+{
+        struct doorbell_cpu_info *info = &__get_cpu_var(doorbell_cpu_info);
+
+        if (!info->messages)
+                return;
+
+        ppc_msgsnd(PPC_DBELL, 0, info->tag);
+}
+
 #else /* CONFIG_SMP */
 void doorbell_exception(struct pt_regs *regs)
 {