Merge branch 'x86/vt-d' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu...

[cascardo/linux.git] / arch / x86 / platform / uv / tlb_uv.c

diff --git a/arch/x86/platform/uv/tlb_uv.c b/arch/x86/platform/uv/tlb_uv.c
index ab4062c..9947985 100644 (file)
--- a/arch/x86/platform/uv/tlb_uv.c
+++ b/arch/x86/platform/uv/tlb_uv.c
@@ -1382,6 +1382,10 @@ 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,