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[Qemu-devel] [PATCH v2 1/4] target-i386: Add NMI interception to SVM
From: |
Jan Kiszka |
Subject: |
[Qemu-devel] [PATCH v2 1/4] target-i386: Add NMI interception to SVM |
Date: |
Tue, 3 Apr 2018 17:36:11 +0200 |
From: Jan Kiszka <address@hidden>
Check for SVM interception prior to injecting an NMI. Tested via the
Jailhouse hypervisor.
Signed-off-by: Jan Kiszka <address@hidden>
---
target/i386/seg_helper.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/target/i386/seg_helper.c b/target/i386/seg_helper.c
index 600a4d7586..00301a0c04 100644
--- a/target/i386/seg_helper.c
+++ b/target/i386/seg_helper.c
@@ -1337,6 +1337,7 @@ bool x86_cpu_exec_interrupt(CPUState *cs, int
interrupt_request)
ret = true;
} else if ((interrupt_request & CPU_INTERRUPT_NMI) &&
!(env->hflags2 & HF2_NMI_MASK)) {
+ cpu_svm_check_intercept_param(env, SVM_EXIT_NMI, 0, 0);
cs->interrupt_request &= ~CPU_INTERRUPT_NMI;
env->hflags2 |= HF2_NMI_MASK;
do_interrupt_x86_hardirq(env, EXCP02_NMI, 1);
--
2.13.6