1 files changed, 3 insertions, 0 deletions

diff --git a/arch/x86/kernel/vsmp_64.c b/arch/x86/kernel/vsmp_64.c
index 6b96a7374f94..3f0285ac00fa 100644
--- a/arch/x86/kernel/vsmp_64.c
+++ b/arch/x86/kernel/vsmp_64.c
@@ -101,7 +101,10 @@ static void __init set_vsmp_pv_ops(void)
 #ifdef CONFIG_SMP
         if (cap & ctl & BIT(8)) {
                 ctl &= ~BIT(8);
+#ifdef CONFIG_PROC_FS
+                /* Don't let users change irq affinity via procfs */
                 no_irq_affinity = 1;
+#endif
         }
 #endif