1 files changed, 4 insertions, 0 deletions

diff --git a/arch/x86/platform/uv/tlb_uv.c b/arch/x86/platform/uv/tlb_uv.c
index 3968d67d366b..570b1b14375b 100644
--- a/arch/x86/platform/uv/tlb_uv.c
+++ b/arch/x86/platform/uv/tlb_uv.c
@@ -1384,6 +1384,10 @@ static int ptc_seq_show(struct seq_file *file, void *data)
         }
         if (cpu < num_possible_cpus() && cpu_online(cpu)) {
                 bcp = &per_cpu(bau_control, cpu);
+                if (bcp->nobau) {
+                        seq_printf(file, "cpu %d bau disabled\n", cpu);
+                        return 0;
+                }
                 stat = bcp->statp;
                 /* source side statistics */
                 seq_printf(file,