From: Philippe Mathieu-Daudé <philmd@linaro.org>
Date: Wed, 18 Jun 2025 06:05:47 +0000 (+0200)
Subject: accel: Introduce AccelOpsClass::cpu_target_realize() hook
X-Git-Tag: v11.0.0-rc0~107^2~8
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=e4f6a02d86bf3977ebfeaab1379a0aa3ab7ca2bd;p=thirdparty%2Fqemu.git

accel: Introduce AccelOpsClass::cpu_target_realize() hook

Allow accelerators to set vCPU properties before its realization.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>
Message-ID: <20251103101034.59039-16-philmd@linaro.org>
---

diff --git a/accel/accel-common.c b/accel/accel-common.c
index 850c5ab4b8e..eecb2a292af 100644
--- a/accel/accel-common.c
+++ b/accel/accel-common.c
@@ -106,6 +106,11 @@ bool accel_cpu_common_realize(CPUState *cpu, Error **errp)
     if (acc->cpu_common_realize && !acc->cpu_common_realize(cpu, errp)) {
         return false;
     }
+    if (acc->ops
+        && acc->ops->cpu_target_realize
+        && !acc->ops->cpu_target_realize(cpu, errp)) {
+        return false;
+    }
 
     return true;
 }
diff --git a/include/accel/accel-cpu-ops.h b/include/accel/accel-cpu-ops.h
index 0674764914f..9c07a903ea0 100644
--- a/include/accel/accel-cpu-ops.h
+++ b/include/accel/accel-cpu-ops.h
@@ -34,6 +34,7 @@ struct AccelOpsClass {
     /* initialization function called when accel is chosen */
     void (*ops_init)(AccelClass *ac);
 
+    bool (*cpu_target_realize)(CPUState *cpu, Error **errp);
     bool (*cpus_are_resettable)(void);
     void (*cpu_reset_hold)(CPUState *cpu);