1 files changed, 0 insertions, 3 deletions

diff --git a/arch/s390/kernel/ftrace.c b/arch/s390/kernel/ftrace.c
index 57bdcb1e3cdf..f5fe34dd821b 100644
--- a/arch/s390/kernel/ftrace.c
+++ b/arch/s390/kernel/ftrace.c
@@ -185,9 +185,6 @@ unsigned long prepare_ftrace_return(unsigned long ip, unsigned long parent)
 {
         struct ftrace_graph_ent trace;
 
-        /* Nmi's are currently unsupported. */
-        if (unlikely(in_nmi()))
-                goto out;
         if (unlikely(atomic_read(&current->tracing_graph_pause)))
                 goto out;
         if (ftrace_push_return_trace(parent, ip, &trace.depth, 0) == -EBUSY)