x86: Mark low level interrupts IRQF_NO_THREAD

These cannot be threaded.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 2 insertions, 0 deletions

diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c
index 3dd751ce6cc2..1cc302d16fb4 100644
--- a/arch/x86/kernel/irqinit.c
+++ b/arch/x86/kernel/irqinit.c
@@ -71,6 +71,7 @@ static irqreturn_t math_error_irq(int cpl, void *dev_id)
 static struct irqaction fpu_irq = {
         .handler = math_error_irq,
         .name = "fpu",
+        .flags = IRQF_NO_THREAD,
 };
 #endif
 
@@ -80,6 +81,7 @@ static struct irqaction fpu_irq = {
 static struct irqaction irq2 = {
         .handler = no_action,
         .name = "cascade",
+        .flags = IRQF_NO_THREAD,
 };
 
 DEFINE_PER_CPU(vector_irq_t, vector_irq) = {