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Tsirkin" , Alexander Graf , Peter Maydell , Mads Ynddal , Sunil Muthuswamy , Zhao Liu , Marcel Apfelbaum , Eduardo Habkost , Cameron Esfahani , Paolo Bonzini , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Shannon Zhao , Mohamed Mediouni , qemu-arm@nongnu.org, Yanan Wang Subject: [PATCH v5 17/18] whpx: arm64: gicv3: add migration blocker Date: Fri, 8 Aug 2025 08:54:18 +0200 Message-Id: <20250808065419.47415-18-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.39.5 (Apple Git-154) In-Reply-To: <20250808065419.47415-1-mohamed@unpredictable.fr> References: <20250808065419.47415-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-ORIG-GUID: 7YhJ2ghuLvay0Z8c99PfH6wYSuQSWLjb X-Proofpoint-GUID: 7YhJ2ghuLvay0Z8c99PfH6wYSuQSWLjb X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwODA4MDA1NiBTYWx0ZWRfX5zj7xNmHIPwH CAWBiteU2JTIjgyWDkFbCKk6akMre+a49n+S2OrJubANNfBZZExXuFaFmAoxYLVhG794rl93ua+ 3DsiC9eyCjz1W5GNHnQWMTIfA+M8JPW0H1h+rO1EDcFjWOFuaoaoSDQU8fulZekQEde5KEP7ipK um9RsHfiZRa+Xkv6L8NW31z5JmQNV9PunrQDSJgQ2XwCQZZWKJdKe4r2JCZ19ZWTJJ4VSPVSOpW jnb6KNGzG+yBy3899KqIqYRXNtOHCk8qA/OrM28T8cEg5cKfMHCtYbSGF7BDrdFVVN0PdcS1c= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-08-08_01,2025-08-06_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 mlxscore=0 mlxlogscore=949 suspectscore=0 spamscore=0 phishscore=0 malwarescore=0 clxscore=1030 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.22.0-2506270000 definitions=main-2508080056 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=57.103.85.186; envelope-from=mohamed@unpredictable.fr; helo=outbound.qs.icloud.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @unpredictable.fr) X-ZM-MESSAGEID: 1754636213577124100 Content-Type: text/plain; charset="utf-8" GICv3 state save-restore is currently not implemented yet. Signed-off-by: Mohamed Mediouni Reviewed-by: Pierrick Bouvier --- 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 35dc5ac531..700b2a1a2f 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" =20 @@ -228,6 +229,15 @@ static void whpx_gicv3_realize(DeviceState *dev, Error= **errp) error_setg(errp, "Nested virtualisation not currently supported by= WHPX."); return; } + + Error *whpx_migration_blocker =3D NULL; + + error_setg(&whpx_migration_blocker, + "Live migration disabled because GIC state save/restore not suppor= ted on WHPX"); + if (migrate_add_blocker(&whpx_migration_blocker, errp)) { + error_free(whpx_migration_blocker); + return; + } } =20 static void whpx_gicv3_class_init(ObjectClass *klass, const void *data) --=20 2.39.5 (Apple Git-154)