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authorSunil Muthuswamy <sunilmut@microsoft.com>2020-10-28 02:23:19 +0000
committerPaolo Bonzini <pbonzini@redhat.com>2020-12-10 12:15:01 -0500
commitfaf20793b5af15ed4bea9c40dd8e6ae46d51be23 (patch)
tree323f0f9bebaa45bc847dcc93bcbe604323e2a2eb /hw/i386
parentc2ba0515f2df58a661fcb5d6485139877d92ab1b (diff)
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WHPX: support for the kernel-irqchip on/off
This patch adds support the kernel-irqchip option for WHPX with on or off value. 'split' value is not supported for the option. The option only works for the latest version of Windows (ones that are coming out on Insiders). The change maintains backward compatibility on older version of Windows where this option is not supported. Signed-off-by: Sunil Muthuswamy <sunilmut@microsoft.com> Message-Id: <SN4PR2101MB0880B13258DA9251F8459F4DC0170@SN4PR2101MB0880.namprd21.prod.outlook.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/i386')
-rw-r--r--hw/i386/x86.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/hw/i386/x86.c b/hw/i386/x86.c
index d68a9ea..7c1f64a 100644
--- a/hw/i386/x86.c
+++ b/hw/i386/x86.c
@@ -31,6 +31,7 @@
#include "qapi/qapi-visit-common.h"
#include "qapi/visitor.h"
#include "sysemu/qtest.h"
+#include "sysemu/whpx.h"
#include "sysemu/numa.h"
#include "sysemu/replay.h"
#include "sysemu/sysemu.h"
@@ -532,7 +533,8 @@ static void pic_irq_request(void *opaque, int irq, int level)
X86CPU *cpu = X86_CPU(cs);
trace_x86_pic_interrupt(irq, level);
- if (cpu->apic_state && !kvm_irqchip_in_kernel()) {
+ if (cpu->apic_state && !kvm_irqchip_in_kernel() &&
+ !whpx_apic_in_platform()) {
CPU_FOREACH(cs) {
cpu = X86_CPU(cs);
if (apic_accept_pic_intr(cpu->apic_state)) {
@@ -558,7 +560,7 @@ int cpu_get_pic_interrupt(CPUX86State *env)
X86CPU *cpu = env_archcpu(env);
int intno;
- if (!kvm_irqchip_in_kernel()) {
+ if (!kvm_irqchip_in_kernel() && !whpx_apic_in_platform()) {
intno = apic_get_interrupt(cpu->apic_state);
if (intno >= 0) {
return intno;