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hv:enable APICv-Posted Interrupt

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to enable APICv Posted interrupt supported, following the
 specifications defined in Intel SDM Section #29.6, Volume3.

 Posted-interrupt processing is a feature by which a processor
 processes the virtual interrupts by recording them as pending
 on the virtual-APIC page.

 Injecting interrupts to VCPU from remote CPU without causing
 VM exit on the destination, following steps in SDM Section 29.6,volume3:

Tracked-On: #1447
Signed-off-by: Yonghua Huang <yonghua.huang@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Yonghua Huang
2018-10-09 19:50:58 +08:00
committed by Xie, Nanlin
parent a028567b9c
commit 38d5df723d
9 changed files with 80 additions and 4 deletions
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hypervisor/arch/x86/irq.c
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@@ -25,6 +25,7 @@ struct static_mapping_table {
static struct static_mapping_table irq_static_mappings[NR_STATIC_MAPPINGS] = {
{TIMER_IRQ, VECTOR_TIMER},
{NOTIFY_IRQ, VECTOR_NOTIFY_VCPU},
{POSTED_INTR_NOTIFY_IRQ, VECTOR_POSTED_INTR},
};
/*