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authorVitaly Kuznetsov <vkuznets@redhat.com>2021-04-22 18:11:13 +0200
committerEduardo Habkost <ehabkost@redhat.com>2021-05-31 15:53:03 -0400
commit0c321f14b0ef94309b5e94855a8a9bc27ecc3911 (patch)
tree8460b627adc854b118f946d5864aaf56d93faef0 /target/i386/kvm
parent4519259a345e60a0b177176117e72be1e310377c (diff)
i386: invert hyperv_spinlock_attempts setting logic with hv_passthrough
There is no need to have this special case: like all other Hyper-V enlightenments we can just use kernel's supplied value in hv_passthrough mode. Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <20210422161130.652779-3-vkuznets@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Diffstat (limited to 'target/i386/kvm')
-rw-r--r--target/i386/kvm/kvm.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c
index ce02cb6713..7849e84e9a 100644
--- a/target/i386/kvm/kvm.c
+++ b/target/i386/kvm/kvm.c
@@ -1257,11 +1257,7 @@ static int hyperv_handle_properties(CPUState *cs,
c = cpuid_find_entry(cpuid, HV_CPUID_ENLIGHTMENT_INFO, 0);
if (c) {
env->features[FEAT_HV_RECOMM_EAX] = c->eax;
-
- /* hv-spinlocks may have been overriden */
- if (cpu->hyperv_spinlock_attempts != HYPERV_SPINLOCK_NEVER_NOTIFY) {
- c->ebx = cpu->hyperv_spinlock_attempts;
- }
+ cpu->hyperv_spinlock_attempts = c->ebx;
}
c = cpuid_find_entry(cpuid, HV_CPUID_NESTED_FEATURES, 0);
if (c) {