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Tsirkin" , Wei Liu , Phil Dennis-Jordan , Peter Maydell , Zhao Liu , Paolo Bonzini Subject: [PATCH v3 24/37] whpx: i386: set WHvX64RegisterInitialApicId Date: Wed, 22 Apr 2026 23:42:12 +0200 Message-ID: <20260422214225.2242-25-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260422214225.2242-1-mohamed@unpredictable.fr> References: <20260422214225.2242-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: tj2069GRXdf3nE2mzkcE3bMZ__Y9NP_j X-Authority-Info-Out: v=2.4 cv=QJVlhwLL c=1 sm=1 tr=0 ts=69e940f3 cx=c_apl:c_pps:t_out a=YrL12D//S6tul8v/L+6tKg==:117 a=YrL12D//S6tul8v/L+6tKg==:17 a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22 a=DsSKBDvzyVHF_5agjq4A:9 X-Proofpoint-ORIG-GUID: tj2069GRXdf3nE2mzkcE3bMZ__Y9NP_j X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDIyMDIxMiBTYWx0ZWRfX18bwYTYbu1uw Oz0Z0DVreGWROmOARlXTK3Vr43TUQwMZNO2ztJ/fohf8JfxHkZQhr79Hl+Ps0mjzsmhz5HfoI30 ts40DpxuAvG+pU7GNuNt64QQhecZy73vm++VuMMps8Zb03lHtndLSyIqyNkZi/w4Dce0LKe3+AW 464nRfnyZ7u/r6NdH7w0tjLBIO16hoMZY5emscNA5r/mldetfYchMFxXOVrpspFHFarI9XQlgDg MMNpsztees6L9xwbivfG2ARZRZxL2tmQjESUOAmsmHGDY57JWD/4d80g0GqAs/KnfHK+P4ujJMo R45Ihe1x4k9WJ4hEAPTvilLjuiluOS6eu51LZj6p0UpCBNFJ0yBblo2CoBXQHU= Received-SPF: pass client-ip=57.103.76.51; envelope-from=mohamed@unpredictable.fr; helo=outbound.st.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, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@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-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org Sender: qemu-arm-bounces+qemu-arm=archiver.kernel.org@nongnu.org Keep Hyper-V aware of the initial APIC ID chosen. Signed-off-by: Mohamed Mediouni --- target/i386/whpx/whpx-all.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target/i386/whpx/whpx-all.c b/target/i386/whpx/whpx-all.c index f03f5a5115..09ca7b5a53 100644 --- a/target/i386/whpx/whpx-all.c +++ b/target/i386/whpx/whpx-all.c @@ -2475,6 +2475,11 @@ int whpx_init_vcpu(CPUState *cpu) goto error; } + if (!whpx_irqchip_in_kernel()) { + WHV_REGISTER_VALUE apic_id = {.Reg64 = x86_cpu->apic_state->initial_apic_id}; + whpx_set_reg(cpu, WHvX64RegisterInitialApicId, apic_id); + } + /* * vcpu's TSC frequency is either specified by user, or use the value * provided by Hyper-V if the former is not present. In the latter case, we -- 2.50.1 (Apple Git-155)