summaryrefslogtreecommitdiffstats
path: root/kernel/irq
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/irq')
-rw-r--r--kernel/irq/resend.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/kernel/irq/resend.c b/kernel/irq/resend.c
index 5bfeaed7e487..c38272746887 100644
--- a/kernel/irq/resend.c
+++ b/kernel/irq/resend.c
@@ -62,6 +62,15 @@ void check_irq_resend(struct irq_desc *desc, unsigned int irq)
*/
desc->chip->enable(irq);
+ /*
+ * Temporary hack to figure out more about the problem, which
+ * is causing the ancient network cards to die.
+ */
+ if (desc->handle_irq != handle_edge_irq) {
+ WARN_ON_ONCE(1);
+ return;
+ }
+
if ((status & (IRQ_PENDING | IRQ_REPLAY)) == IRQ_PENDING) {
desc->status = (status & ~IRQ_PENDING) | IRQ_REPLAY;