@samitouri / QOSamiQemu / commits / 3bfcd8ef6b

whpx: i386: enable fast hypercall output

Already enabled on Arm so extending it to x86. Signed-off-by: Mohamed Mediouni <mohamed@unpredictable.fr> Link: https://lore.kernel.org/r/20260812082814.27217-4-mohamed@unpredictable.fr Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

Mohamed Mediouni committed Aug 12, 2026 at 10:28 UTC 3bfcd8ef6bd26cb80175f40f60e67bc6f42fa0a4
1 file changed +1
target/i386/whpx/whpx-all.c
+1
@@ -3247,6 +3247,7 @@ int whpx_accel_init(AccelState *as, MachineState *ms)
3247
3248 synthetic_features.Bank0.HypervisorPresent = 1;
3249 synthetic_features.Bank0.Hv1 = 1;
3250 + synthetic_features.Bank0.FastHypercallOutput = 1;
3251 synthetic_features.Bank0.AccessVpRunTimeReg = 1;
3252 synthetic_features.Bank0.AccessPartitionReferenceCounter = 1;
3253 synthetic_features.Bank0.AccessPartitionReferenceTsc = 1;