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Thu, 09 Oct 2025 00:51:07 -0700 (PDT) X-Google-Smtp-Source: AGHT+IGcmxZ0RQ3ZSpR7X2jz0a7Uc3cD7JtYWf8Nr2Y04yPz0GR7R04c0TGJprT5HfxkzfiNxk1kBg== X-Received: by 2002:a05:600c:3b2a:b0:461:8bdb:e8 with SMTP id 5b1f17b1804b1-46fa9b06c50mr50772305e9.30.1759996267492; Thu, 09 Oct 2025 00:51:07 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: Magnus Kulke Subject: [PULL 18/35] target/i386/mshv: Add CPU create and remove logic Date: Thu, 9 Oct 2025 09:50:08 +0200 Message-ID: <20251009075026.505715-19-pbonzini@redhat.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251009075026.505715-1-pbonzini@redhat.com> References: <20251009075026.505715-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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=170.10.129.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -24 X-Spam_score: -2.5 X-Spam_bar: -- X-Spam_report: (-2.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.442, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_PASS=-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 @redhat.com) X-ZM-MESSAGEID: 1759996328254154100 Content-Type: text/plain; charset="utf-8" From: Magnus Kulke Implement MSHV-specific hooks for vCPU creation and teardown in the i386 target. Signed-off-by: Magnus Kulke Link: https://lore.kernel.org/r/20250916164847.77883-13-magnuskulke@linux.m= icrosoft.com Signed-off-by: Paolo Bonzini --- target/i386/mshv/mshv-cpu.c | 23 +++++++++++++++++------ 1 file changed, 17 insertions(+), 6 deletions(-) diff --git a/target/i386/mshv/mshv-cpu.c b/target/i386/mshv/mshv-cpu.c index 02d71ebc14a..5069ab7a22f 100644 --- a/target/i386/mshv/mshv-cpu.c +++ b/target/i386/mshv/mshv-cpu.c @@ -30,6 +30,8 @@ #include "trace-accel_mshv.h" #include "trace.h" =20 +#include + int mshv_store_regs(CPUState *cpu) { error_report("unimplemented"); @@ -62,20 +64,29 @@ int mshv_run_vcpu(int vm_fd, CPUState *cpu, hv_message = *msg, MshvVmExit *exit) =20 void mshv_remove_vcpu(int vm_fd, int cpu_fd) { - error_report("unimplemented"); - abort(); + close(cpu_fd); } =20 + int mshv_create_vcpu(int vm_fd, uint8_t vp_index, int *cpu_fd) { - error_report("unimplemented"); - abort(); + int ret; + struct mshv_create_vp vp_arg =3D { + .vp_index =3D vp_index, + }; + ret =3D ioctl(vm_fd, MSHV_CREATE_VP, &vp_arg); + if (ret < 0) { + error_report("failed to create mshv vcpu: %s", strerror(errno)); + return -1; + } + + *cpu_fd =3D ret; + + return 0; } =20 void mshv_init_mmio_emu(void) { - error_report("unimplemented"); - abort(); } =20 void mshv_arch_init_vcpu(CPUState *cpu) --=20 2.51.0