+ /* Only set for first known interruptable command */
+ if (wait < 0) {
+ /*
+ * *VERY* Dangerous to time out a command, the
+ * assumption is made that we have no hope of
+ * functioning because an interrupt routing or other
+ * hardware failure has occurred.
+ */
+ unsigned long count = 36000000L; /* 3 minutes */
+ unsigned long qflags;
+ while (down_trylock(&fibptr->event_wait)) {
+ if (--count == 0) {
+ spin_lock_irqsave(q->lock, qflags);
+ q->numpending--;
+ list_del(&fibptr->queue);
+ spin_unlock_irqrestore(q->lock, qflags);
+ if (wait == -1) {
+ printk(KERN_ERR "aacraid: fib_send: first asynchronous command timed out.\n"
+ "Usually a result of a PCI interrupt routing problem;\n"
+ "update mother board BIOS or consider utilizing one of\n"
+ "the SAFE mode kernel options (acpi, apic etc)\n");
+ }
+ return -ETIMEDOUT;
+ }
+ udelay(5);
+ }
+ } else
+ down(&fibptr->event_wait);