Displaying 3 results from an estimated 3 matches for "ack_typ".
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ack_type
2009 Jan 21
11
[PATCH] x86: change IO-APIC ack method default for single IO-APIC systems
Ever since 3.0.2 we''ve been carrying this patch in our products. Since
there was no indication that there would be anything wrong with the
''new'' IO-APIC ack method added back then, we finally decided to drop
this patch recently from SLE11, to find that the subsequent release
candidate failed to work on at least on system without using
"ioapic_ack=old". With
2006 Apr 19
0
[patch] define and use cpu_test_and_clear() and some type checking fixes
...(src2), NR_CPUS)
diff -r b3ca881c903b xen/arch/x86/irq.c
--- a/xen/arch/x86/irq.c Wed Apr 19 10:26:37 2006 -0400
+++ b/xen/arch/x86/irq.c Wed Apr 19 11:45:07 2006 -0400
@@ -198,7 +198,7 @@ static void __do_IRQ_guest(int vector)
{
d = action->guest[i];
if ( (action->ack_type != ACKTYPE_NONE) &&
- !test_and_set_bit(irq, &d->pirq_mask) )
+ !test_and_set_bit(irq, &d->pirq_mask[0]) )
action->in_flight++;
send_guest_pirq(d, irq);
}
@@ -235,7 +235,7 @@ static void __set_eoi_ready(irq_desc_t *...
2008 Sep 26
2
RE: [Xen-changelog] [xen-unstable] x86: Properly synchronise updates to pirq-to-vector mapping.
...());
+ desc = domain_spin_lock_irq_desc(d, irq, NULL);
+ if ( desc == NULL )
+ return;
+
action = (irq_guest_action_t *)desc->action;
-
- spin_lock_irq(&desc->lock);
+ vector = desc - irq_desc;
ASSERT(!test_bit(irq, d->pirq_mask) ||
(action->ack_type != ACKTYPE_NONE));
@@ -418,7 +449,7 @@ int pirq_acktype(struct domain *d, int i
unsigned int vector;
vector = domain_irq_to_vector(d, irq);
- if ( vector == 0 )
+ if ( vector <= 0 )
return ACKTYPE_NONE;
desc = &irq_desc[vector];
@@ -447,13 +478,6 @@ int pirq_...