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[185.104.138.122]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-429c13eaee6sm19167457f8f.33.2025.11.03.02.10.36 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Mon, 03 Nov 2025 02:10:40 -0800 (PST) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Roman Bolshakov , Alexander Graf , Phil Dennis-Jordan , qemu-arm@nongnu.org, Paolo Bonzini , Peter Maydell , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Richard Henderson , Akihiko Odaki , Peter Collingbourne , Cameron Esfahani , Mads Ynddal , Mohamed Mediouni Subject: [PATCH v4 00/23] target/arm/hvf: Consolidate Date: Mon, 3 Nov 2025 11:10:09 +0100 Message-ID: <20251103101034.59039-1-philmd@linaro.org> X-Mailer: git-send-email 2.51.0 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::430; envelope-from=philmd@linaro.org; helo=mail-wr1-x430.google.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_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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 Missing review: 8, 13, 22, 23 - Patches 1-11 fix migration on HVF - Patches 12-14 remove a signal race with WFI - Patches 15-18 correct guest timer frequency - Patches 20-23 add missing VTimer synchronization Since v3: - Call qemu_real_host_page_mask/size once (rth) Since v2: - Improve host page size/mask uses (rth) - Remove cpu_test_interrupt in hvf_wfi (rth) Since v1: - Addressed Mads & Richard comments - Fixed migration by reworking memory listeners (unfortunately the current broken code has been used as base for WHPX) - Sync CNTV_CTL/CVAL_EL0 - Remove WFI racy signal implementation - Simplify PSCI Suspend (I expect the same can be done for the other hvf_psci_cpu_off() calls). - Emulate more missing registers (PMU & Monitor Dbg) >From v1: - Fix a pair of memory leak - Check a pair of return values - Mention calls which must be run on vCPU thread - Force MIDR - Use hv_vcpu_config_create/hv_vcpu_config_get_feature_reg when not running on vCPU thread - Factor hvf_handle_vmexit() / hvf_handle_exception(() out - Call hv_vcpu_run() in loop - Guard hv_vcpu_run() between cpu_exec_start/end() - Restrict ARM specific in AccelCPUState Based-on: <20250829152909.1589668-14-pbonzini@redhat.com> Philippe Mathieu-Daudé (14): target/i386/hvf: Use host page alignment in ept_emulation_fault() accel/hvf: Enforce host alignment in hv_vm_protect() accel/hvf: Skip WFI if CPU has work to do accel/hvf: Implement WFI without using pselect() accel/hvf: Have PSCI CPU_SUSPEND halt the vCPU accel: Introduce AccelOpsClass::cpu_target_realize() hook accel/hvf: Add hvf_arch_cpu_realize() stubs target/arm: Create GTimers *after* features finalized / accel realized target/arm/hvf: Really set Generic Timer counter frequency target/arm: Only allow disabling NEON when using TCG accel/hvf: Introduce hvf_arch_cpu_synchronize_[pre/post]exec() hooks target/i386/hvf: Flush vCPU registers once before vcpu_exec() loop target/arm/hvf: Flush vCPU registers once before vcpu_exec() loop accel/hvf: Sync CNTV_CTL_EL0 & CNTV_CVAL_EL0 Richard Henderson (9): accel/hvf: Create hvf_protect_clean_range, hvf_unprotect_dirty_range target/i386/hvf: Use hvf_unprotect_dirty_range target/i386/hvf: Use address_space_translate in ept_emulation_fault accel/hvf: Simplify hvf_log_* accel/hvf: Move hvf_log_sync to hvf_log_clear accel/hvf: Simplify hvf_set_phys_mem accel/hvf: Drop hvf_slot and hvf_find_overlap_slot accel/hvf: Remove mac_slots target/arm/hvf: Implement dirty page tracking include/accel/accel-cpu-ops.h | 1 + include/system/hvf_int.h | 26 ++-- accel/accel-common.c | 5 + accel/hvf/hvf-accel-ops.c | 21 +--- accel/hvf/hvf-all.c | 186 +++++++++-------------------- target/arm/cpu.c | 67 +++++------ target/arm/hvf/hvf.c | 217 ++++++++++++++++++++-------------- target/i386/hvf/hvf.c | 61 ++++++---- accel/hvf/trace-events | 1 + 9 files changed, 274 insertions(+), 311 deletions(-) -- 2.51.0