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[PATCH v5 05/31] sysemu: Introduce AccelOpsClass::has_work()
From: |
Philippe Mathieu-Daudé |
Subject: |
[PATCH v5 05/31] sysemu: Introduce AccelOpsClass::has_work() |
Date: |
Mon, 20 Sep 2021 23:44:21 +0200 |
Introduce an accelerator-specific has_work() handler.
Eventually call it from cpu_has_work().
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
include/sysemu/accel-ops.h | 5 +++++
softmmu/cpus.c | 9 +++++++--
2 files changed, 12 insertions(+), 2 deletions(-)
diff --git a/include/sysemu/accel-ops.h b/include/sysemu/accel-ops.h
index 032f6979d76..de83f095f20 100644
--- a/include/sysemu/accel-ops.h
+++ b/include/sysemu/accel-ops.h
@@ -31,6 +31,11 @@ struct AccelOpsClass {
void (*create_vcpu_thread)(CPUState *cpu); /* MANDATORY NON-NULL */
void (*kick_vcpu_thread)(CPUState *cpu);
+ /**
+ * @has_work: Callback for checking if there is work to do.
+ */
+ bool (*has_work)(CPUState *cpu);
+
void (*synchronize_post_reset)(CPUState *cpu);
void (*synchronize_post_init)(CPUState *cpu);
void (*synchronize_state)(CPUState *cpu);
diff --git a/softmmu/cpus.c b/softmmu/cpus.c
index 7e2cb2c571b..e59046ce39c 100644
--- a/softmmu/cpus.c
+++ b/softmmu/cpus.c
@@ -255,8 +255,13 @@ bool cpu_has_work(CPUState *cpu)
{
CPUClass *cc = CPU_GET_CLASS(cpu);
- g_assert(cc->has_work);
- return cc->has_work(cpu);
+ if (cc->has_work) {
+ return cc->has_work(cpu);
+ }
+ if (cpus_accel->has_work) {
+ return cpus_accel->has_work(cpu);
+ }
+ g_assert_not_reached();
}
static int do_vm_stop(RunState state, bool send_stop)
--
2.31.1
- [PATCH v5 00/31] accel: Move has_work() from SysemuCPUOps to AccelOpsClass, Philippe Mathieu-Daudé, 2021/09/20
- [PATCH v5 02/31] accel/tcg: Restrict cpu_handle_halt() to sysemu, Philippe Mathieu-Daudé, 2021/09/20
- [PATCH v5 03/31] hw/core: Restrict cpu_has_work() to sysemu, Philippe Mathieu-Daudé, 2021/09/20
- [PATCH v5 04/31] hw/core: Un-inline cpu_has_work(), Philippe Mathieu-Daudé, 2021/09/20
- [PATCH v5 05/31] sysemu: Introduce AccelOpsClass::has_work(),
Philippe Mathieu-Daudé <=
- [PATCH v5 06/31] accel/kvm: Implement AccelOpsClass::has_work(), Philippe Mathieu-Daudé, 2021/09/20
- [PATCH v5 07/31] accel/whpx: Implement AccelOpsClass::has_work(), Philippe Mathieu-Daudé, 2021/09/20
- [PATCH v5 11/31] target/avr: Restrict has_work() handler to sysemu, Philippe Mathieu-Daudé, 2021/09/20
- [PATCH v5 12/31] target/cris: Restrict has_work() handler to sysemu, Philippe Mathieu-Daudé, 2021/09/20
- [PATCH v5 08/31] accel/tcg: Implement AccelOpsClass::has_work() as stub, Philippe Mathieu-Daudé, 2021/09/20