[v6] accel: Preparatory cleanups for split-accel

[PATCH v6 22/39] accel/system: Document cpu_synchronize_state()

Philippe Mathieu-Daudé posted 39 patches 5 months, 2 weeks ago

Diff against v1 v2 v3 v4 v5
Download mbox

Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, Cameron Esfahani <dirty@apple.com>, Roman Bolshakov <rbolshakov@ddn.com>, Phil Dennis-Jordan <phil@philjordan.eu>, Mads Ynddal <mads@ynddal.dk>, Fabiano Rosas <farosas@suse.de>, Laurent Vivier <lvivier@redhat.com>, Stefano Stabellini <sstabellini@kernel.org>, Anthony PERARD <anthony@xenproject.org>, Paul Durrant <paul@xen.org>, "Edgar E. Iglesias" <edgar.iglesias@gmail.com>, Warner Losh <imp@bsdimp.com>, Kyle Evans <kevans@freebsd.org>, "Alex Bennée" <alex.bennee@linaro.org>, "Dr. David Alan Gilbert" <dave@treblig.org>, Eduardo Habkost <eduardo@habkost.net>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Yanan Wang <wangyanan55@huawei.com>, Zhao Liu <zhao1.liu@intel.com>, Reinoud Zandijk <reinoud@netbsd.org>, Sunil Muthuswamy <sunilmut@microsoft.com>, Eric Blake <eblake@redhat.com>, Markus Armbruster <armbru@redhat.com>, Peter Xu <peterx@redhat.com>, David Hildenbrand <david@redhat.com>, Alexander Graf <agraf@csgraf.de>, Peter Maydell <peter.maydell@linaro.org>

Expand all Fold all

[PATCH v6 22/39] accel/system: Document cpu_synchronize_state()

Posted by Philippe Mathieu-Daudé 5 months, 2 weeks ago

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/system/accel-ops.h |  8 ++++++++
 include/system/hw_accel.h  | 13 +++++++++++--
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/include/system/accel-ops.h b/include/system/accel-ops.h
index f19245d0a0e..6eed1a3cfc8 100644
--- a/include/system/accel-ops.h
+++ b/include/system/accel-ops.h
@@ -41,6 +41,14 @@ struct AccelOpsClass {
 
     void (*synchronize_post_reset)(CPUState *cpu);
     void (*synchronize_post_init)(CPUState *cpu);
+    /**
+     * synchronize_state:
+     * synchronize_pre_loadvm:
+     * @cpu: The vCPU to synchronize.
+     *
+     * Request to synchronize QEMU vCPU registers from the hardware accelerator
+     * (the hardware accelerator is the reference).
+     */
     void (*synchronize_state)(CPUState *cpu);
     void (*synchronize_pre_loadvm)(CPUState *cpu);
     void (*synchronize_pre_resume)(bool step_pending);
diff --git a/include/system/hw_accel.h b/include/system/hw_accel.h
index 380e9e640b6..574c9738408 100644
--- a/include/system/hw_accel.h
+++ b/include/system/hw_accel.h
@@ -17,9 +17,18 @@
 #include "system/whpx.h"
 #include "system/nvmm.h"
 
+/**
+ * cpu_synchronize_state:
+ * cpu_synchronize_pre_loadvm:
+ * @cpu: The vCPU to synchronize.
+ *
+ * Request to synchronize QEMU vCPU registers from the hardware accelerator
+ * (the hardware accelerator is the reference).
+ */
 void cpu_synchronize_state(CPUState *cpu);
-void cpu_synchronize_post_reset(CPUState *cpu);
-void cpu_synchronize_post_init(CPUState *cpu);
 void cpu_synchronize_pre_loadvm(CPUState *cpu);
 
+void cpu_synchronize_post_reset(CPUState *cpu);
+void cpu_synchronize_post_init(CPUState *cpu);
+
 #endif /* QEMU_HW_ACCEL_H */
-- 
2.49.0

Re: [PATCH v6 22/39] accel/system: Document cpu_synchronize_state()

Posted by Zhao Liu 5 months, 2 weeks ago

On Thu, Jul 03, 2025 at 07:32:28PM +0200, Philippe Mathieu-Daudé wrote:
> Date: Thu,  3 Jul 2025 19:32:28 +0200
> From: Philippe Mathieu-Daudé <philmd@linaro.org>
> Subject: [PATCH v6 22/39] accel/system: Document cpu_synchronize_state()
> X-Mailer: git-send-email 2.49.0
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>  include/system/accel-ops.h |  8 ++++++++
>  include/system/hw_accel.h  | 13 +++++++++++--
>  2 files changed, 19 insertions(+), 2 deletions(-)> 

Reviewed-by: Zhao Liu <zhao1.liu@intel.com>