OpenE2K
/
qemu-e2k
13
4
Fork 0
Code Issues 4 Pull Requests Projects 2 Releases Activity

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>
This commit is contained in:
Vitaly Kuznetsov 2021-04-22 18:11:13 +02:00 committed by Eduardo Habkost
parent 4519259a34
commit 0c321f14b0
1 changed files with 1 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
target/i386/kvm/kvm.c
View File

@ -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) {