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From: Mohamed Mediouni <mohamed@unpredictable.fr>
To: qemu-devel@nongnu.org
Cc: qemu-arm@nongnu.org, "Philippe Mathieu-Daudé" <philmd@linaro.org>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Peter Maydell" <peter.maydell@linaro.org>,
	"Phil Dennis-Jordan" <phil@philjordan.eu>,
	"Cameron Esfahani" <dirty@apple.com>,
	"Alexander Graf" <agraf@csgraf.de>,
	"Mohamed Mediouni" <mohamed@unpredictable.fr>,
	"Mads Ynddal" <mads@ynddal.dk>,
	"Pedro Barbuda" <pbarbuda@microsoft.com>,
	"Pierrick Bouvier" <pierrick.bouvier@linaro.org>
Subject: [PATCH v8 21/24] whpx: arm64: gicv3: add migration blocker
Date: Thu, 16 Oct 2025 20:44:10 +0200	[thread overview]
Message-ID: <20251016184413.69870-7-mohamed@unpredictable.fr> (raw)
In-Reply-To: <20251016184413.69870-1-mohamed@unpredictable.fr>

GICv3 state save-restore is currently not implemented yet.

Signed-off-by: Mohamed Mediouni <mohamed@unpredictable.fr>

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
---
 hw/intc/arm_gicv3_whpx.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/hw/intc/arm_gicv3_whpx.c b/hw/intc/arm_gicv3_whpx.c
index 88a05e5901..6ceae78483 100644
--- a/hw/intc/arm_gicv3_whpx.c
+++ b/hw/intc/arm_gicv3_whpx.c
@@ -17,6 +17,7 @@
 #include "system/whpx-internal.h"
 #include "gicv3_internal.h"
 #include "vgic_common.h"
+#include "migration/blocker.h"
 #include "qom/object.h"
 #include "target/arm/cpregs.h"
 
@@ -205,6 +206,15 @@ static void whpx_gicv3_realize(DeviceState *dev, Error **errp)
         error_setg(errp, "Nested virtualisation not currently supported by WHPX.");
         return;
     }
+
+    Error *whpx_migration_blocker = NULL;
+
+    error_setg(&whpx_migration_blocker,
+        "Live migration disabled because GIC state save/restore not supported on WHPX");
+    if (migrate_add_blocker(&whpx_migration_blocker, errp)) {
+        error_free(whpx_migration_blocker);
+        return;
+    }
 }
 
 static void whpx_gicv3_class_init(ObjectClass *klass, const void *data)
-- 
2.50.1 (Apple Git-155)



  parent reply	other threads:[~2025-10-16 18:46 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-10-16 18:44 [PATCH v8 15/24] hw/arm: virt: cleanly fail on attempt to use the platform vGIC together with ITS Mohamed Mediouni
2025-10-16 18:44 ` [PATCH v8 16/24] docs: arm: update virt machine model description Mohamed Mediouni
2025-10-16 18:44 ` [PATCH v8 17/24] whpx: arm64: clamp down IPA size Mohamed Mediouni
2025-10-16 18:44 ` [PATCH v8 18/24] hw/arm, accel/hvf, whpx: unify get_physical_address_range between WHPX and HVF Mohamed Mediouni
2025-10-16 18:44 ` [PATCH v8 19/24] whpx: arm64: implement -cpu host Mohamed Mediouni
2025-10-16 18:44 ` [PATCH v8 20/24] target/arm: whpx: instantiate GIC early Mohamed Mediouni
2025-10-16 18:44 ` Mohamed Mediouni [this message]
2025-10-16 18:44 ` [PATCH v8 22/24] whpx: enable arm64 builds Mohamed Mediouni
2025-10-16 18:44 ` [PATCH v8 23/24] MAINTAINERS: update maintainers for WHPX Mohamed Mediouni
2025-10-16 18:44 ` [PATCH v8 24/24] whpx: apic: use non-deprecated APIs to control interrupt controller state Mohamed Mediouni

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