Displaying 1 result from an estimated 1 matches for "lapic_load".
2007 Jan 30
0
[PATCH][HVM] fix smp guest hang after restore
...zhai@intel.com>
update the pt irq after restore, otherwise all lapic timer intr are lost
diff -r 6b5606877bb4 xen/arch/x86/hvm/vlapic.c
--- a/xen/arch/x86/hvm/vlapic.c Fri Sep 15 17:05:38 2006 +0800
+++ b/xen/arch/x86/hvm/vlapic.c Tue Jan 30 18:03:19 2007 +0800
@@ -836,14 +836,16 @@ static int lapic_load(hvm_domain_context
tmict = vlapic_get_reg(s, APIC_TMICT);
if (tmict > 0) {
uint64_t period = APIC_BUS_CYCLE_NS * (uint32_t)tmict * s->hw.timer_divisor;
-
+ uint32_t lvtt = vlapic_get_reg(s, APIC_LVTT);
+
+ s->pt.irq = lvtt & APIC_VECTOR_MASK;
c...