whpx: i386: disable enlightenments and LAPIC for isapc
The isapc machine doesn't have an APIC. And Hyper-V enlightenments don't sound too useful to have there so disable those. Signed-off-by: Mohamed Mediouni <mohamed@unpredictable.fr> Link: https://lore.kernel.org/r/20260422214225.2242-13-mohamed@unpredictable.fr Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Mohamed Mediouni committed
Apr 22, 2026 at 23:42 UTC
e4f7a825cd291df10456685cead370492927c269
1 file changed
+8
target/i386/whpx/whpx-all.c
+8
@@ -2546,6 +2546,14 @@ int whpx_accel_init(AccelState *as, MachineState *ms)
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goto error;
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}
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+ /* for isapc, disable Hyper-V enlightenments and LAPIC */
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+ if (!strcmp(MACHINE_GET_CLASS(ms)->name, "isapc")) {
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+ whpx->kernel_irqchip_allowed = false;
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+ whpx->kernel_irqchip_required = false;
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+ whpx->hyperv_enlightenments_allowed = false;
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+ whpx->hyperv_enlightenments_required = false;
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+ }
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+
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whpx->mem_quota = ms->ram_size;
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hr = whp_dispatch.WHvGetCapability(