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[PATCH v3 36/39] accel: Introduce accel_cpu_unrealize() stub
From: |
Richard Henderson |
Subject: |
[PATCH v3 36/39] accel: Introduce accel_cpu_unrealize() stub |
Date: |
Sat, 16 Sep 2023 14:41:20 -0700 |
From: Philippe Mathieu-Daudé <philmd@linaro.org>
Prepare the stub for parity with accel_cpu_realize().
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230915190009.68404-3-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
include/qemu/accel.h | 6 ++++++
accel/accel-target.c | 4 ++++
cpu-target.c | 3 ++-
3 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/include/qemu/accel.h b/include/qemu/accel.h
index cb64a07b84..7b02cb40e5 100644
--- a/include/qemu/accel.h
+++ b/include/qemu/accel.h
@@ -96,6 +96,12 @@ void accel_cpu_instance_init(CPUState *cpu);
*/
bool accel_cpu_realize(CPUState *cpu, Error **errp);
+/**
+ * accel_cpu_unrealize:
+ * @cpu: The CPU that needs to call accel-specific cpu unrealization.
+ */
+void accel_cpu_unrealize(CPUState *cpu);
+
/**
* accel_supported_gdbstub_sstep_flags:
*
diff --git a/accel/accel-target.c b/accel/accel-target.c
index b953855e8b..cc3a45e663 100644
--- a/accel/accel-target.c
+++ b/accel/accel-target.c
@@ -129,6 +129,10 @@ bool accel_cpu_realize(CPUState *cpu, Error **errp)
return true;
}
+void accel_cpu_unrealize(CPUState *cpu)
+{
+}
+
int accel_supported_gdbstub_sstep_flags(void)
{
AccelState *accel = current_accel();
diff --git a/cpu-target.c b/cpu-target.c
index 61c9760e62..b928bbed50 100644
--- a/cpu-target.c
+++ b/cpu-target.c
@@ -187,8 +187,9 @@ void cpu_exec_unrealizefn(CPUState *cpu)
cpu_list_remove(cpu);
/*
* Now that the vCPU has been removed from the RCU list, we can call
- * tcg_exec_unrealizefn, which may free fields using call_rcu.
+ * accel_cpu_unrealize, which may free fields using call_rcu.
*/
+ accel_cpu_unrealize(cpu);
if (tcg_enabled()) {
tcg_exec_unrealizefn(cpu);
}
--
2.34.1
- [PATCH v3 33/39] accel/tcg: Make icount.o a target agnostic unit, (continued)
- [PATCH v3 33/39] accel/tcg: Make icount.o a target agnostic unit, Richard Henderson, 2023/09/16
- [PATCH v3 38/39] accel/tcg: Have tcg_exec_realizefn() return a boolean, Richard Henderson, 2023/09/16
- [PATCH v3 19/39] accel/tcg: Modify atomic_mmu_lookup() to use CPUState, Richard Henderson, 2023/09/16
- [PATCH v3 30/39] exec: Rename target specific page-vary.c -> page-vary-target.c, Richard Henderson, 2023/09/16
- [PATCH v3 32/39] accel/tcg: Make monitor.c a target-agnostic unit, Richard Henderson, 2023/09/16
- [PATCH v3 35/39] accel: Rename accel_cpu_realizefn() -> accel_cpu_realize(), Richard Henderson, 2023/09/16
- [PATCH v3 34/39] accel/tcg: Make cpu-exec-common.c a target agnostic unit, Richard Henderson, 2023/09/16
- [PATCH v3 20/39] accel/tcg: Use CPUState in atomicity helpers, Richard Henderson, 2023/09/16
- [PATCH v3 27/39] accel: Make accel-blocker.o target agnostic, Richard Henderson, 2023/09/16
- [PATCH v3 31/39] accel/tcg: Rename target-specific 'internal.h' -> 'internal-target.h', Richard Henderson, 2023/09/16
- [PATCH v3 36/39] accel: Introduce accel_cpu_unrealize() stub,
Richard Henderson <=
- [PATCH v3 22/39] accel/tcg: Unify user and softmmu do_[st|ld]*_mmu(), Richard Henderson, 2023/09/16
- [PATCH v3 23/39] accel/tcg: move ld/st helpers to ldst_common.c.inc, Richard Henderson, 2023/09/16
- [PATCH v3 25/39] exec: Move cpu_loop_foo() target agnostic functions to 'cpu-common.h', Richard Henderson, 2023/09/16
- [PATCH v3 37/39] accel: Declare AccelClass::[un]realize_cpu() handlers, Richard Henderson, 2023/09/16
- [PATCH v3 39/39] accel/tcg: Restrict tcg_exec_[un]realizefn() to TCG, Richard Henderson, 2023/09/16