1 files changed, 5 insertions, 0 deletions

diff --git a/arch/x86/kernel/apic_32.c b/arch/x86/kernel/apic_32.c
index 47ff978aecfd..cb54d9e20f94 100644
--- a/arch/x86/kernel/apic_32.c
+++ b/arch/x86/kernel/apic_32.c
@@ -145,6 +145,11 @@ static int modern_apic(void)
         return lapic_get_version() >= 0x14;
 }
 
+/*
+ * Paravirt kernels also might be using these below ops. So we still
+ * use generic apic_read()/apic_write(), which might be pointing to different
+ * ops in PARAVIRT case.
+ */
 void xapic_wait_icr_idle(void)
 {
         while (apic_read(APIC_ICR) & APIC_ICR_BUSY)