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-rw-r--r--kernel/irq/manage.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 398fda155f6e..704e488730a5 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -757,6 +757,16 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
757 if (new->flags & IRQF_ONESHOT) 757 if (new->flags & IRQF_ONESHOT)
758 desc->status |= IRQ_ONESHOT; 758 desc->status |= IRQ_ONESHOT;
759 759
760 /*
761 * Force MSI interrupts to run with interrupts
762 * disabled. The multi vector cards can cause stack
763 * overflows due to nested interrupts when enough of
764 * them are directed to a core and fire at the same
765 * time.
766 */
767 if (desc->msi_desc)
768 new->flags |= IRQF_DISABLED;
769
760 if (!(desc->status & IRQ_NOAUTOEN)) { 770 if (!(desc->status & IRQ_NOAUTOEN)) {
761 desc->depth = 0; 771 desc->depth = 0;
762 desc->status &= ~IRQ_DISABLED; 772 desc->status &= ~IRQ_DISABLED;