From: Michal Privoznik <mprivozn@redhat.com>
Date: Wed, 8 Oct 2025 08:48:07 +0000 (+0200)
Subject: qemu_validate: Reflect dependencies of hv-tlbflush
X-Git-Tag: v11.9.0-rc1~83
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=941af83360d1aa57d8dec1b0af85d8cde18c7c04;p=thirdparty%2Flibvirt.git

qemu_validate: Reflect dependencies of hv-tlbflush

Per QEMU documentation (docs/system/i386/hyperv.rst):

``hv-tlbflush``
  Enables paravirtualized TLB shoot-down mechanism. <snip/>

  Requires: ``hv-vpindex``

Reflect this dependency when validating domain definition.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---

diff --git a/src/qemu/qemu_validate.c b/src/qemu/qemu_validate.c
index 60bf623716..38cac4dc72 100644
--- a/src/qemu/qemu_validate.c
+++ b/src/qemu/qemu_validate.c
@@ -127,6 +127,8 @@ qemuValidateDomainDefHypervFeatures(const virDomainDef *def)
     CHECK_HV_FEAT(VIR_DOMAIN_HYPERV_STIMER, VIR_DOMAIN_HYPERV_VPINDEX);
     CHECK_HV_FEAT(VIR_DOMAIN_HYPERV_STIMER, VIR_DOMAIN_HYPERV_SYNIC);
 
+    CHECK_HV_FEAT(VIR_DOMAIN_HYPERV_TLBFLUSH, VIR_DOMAIN_HYPERV_VPINDEX);
+
     return 0;
 }