[v3] accel: Preparatory cleanups for split-accel

[PATCH v3 05/68] accel: Introduce AccelOpsClass::cpu_target_realize() hook

Philippe Mathieu-Daudé posted 68 patches 4 months, 2 weeks ago

Diff against v1 v2 v4 v5 v6
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Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Cameron Esfahani <dirty@apple.com>, Roman Bolshakov <rbolshakov@ddn.com>, Phil Dennis-Jordan <phil@philjordan.eu>, 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>, "Philippe Mathieu-Daudé" <philmd@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>, Peter Maydell <peter.maydell@linaro.org>, Alexander Graf <agraf@csgraf.de>

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[PATCH v3 05/68] accel: Introduce AccelOpsClass::cpu_target_realize() hook

Posted by Philippe Mathieu-Daudé 4 months, 2 weeks ago

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>
---
 include/system/accel-ops.h | 1 +
 accel/accel-common.c       | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/include/system/accel-ops.h b/include/system/accel-ops.h
index 44b37592d02..a863fe59388 100644
--- a/include/system/accel-ops.h
+++ b/include/system/accel-ops.h
@@ -35,6 +35,7 @@ struct AccelOpsClass {
     void (*ops_init)(AccelClass *ac);
 
     bool (*cpus_are_resettable)(void);
+    bool (*cpu_target_realize)(CPUState *cpu, Error **errp);
     void (*cpu_reset_hold)(CPUState *cpu);
 
     void (*create_vcpu_thread)(CPUState *cpu); /* MANDATORY NON-NULL */
diff --git a/accel/accel-common.c b/accel/accel-common.c
index 56d88940f92..55d21b63a48 100644
--- a/accel/accel-common.c
+++ b/accel/accel-common.c
@@ -105,6 +105,9 @@ 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->cpu_target_realize && !acc->ops->cpu_target_realize(cpu, errp)) {
+        return false;
+    }
 
     return true;
 }
-- 
2.49.0