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hv: sched: remove runqueue from current schedule logic

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Currently we are using a 1:1 mapping logic for pcpu:vcpu. So don't need
a runqueue for it. Removing it as preparation work to abstract scheduler
framework.

Tracked-On: #3813
Signed-off-by: Jason Chen CJ <jason.cj.chen@intel.com>
Signed-off-by: Yu Wang <yu1.wang@intel.com>
Signed-off-by: Shuo A Liu <shuo.a.liu@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Shuo A Liu
2019-10-14 16:28:19 +08:00
committed by ACRN System Integration
parent 837e4d8788
commit de157ab96c
3 changed files with 16 additions and 26 deletions
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9
hypervisor/arch/x86/guest/vcpu.c
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@@ -667,7 +667,7 @@ void pause_vcpu(struct acrn_vcpu *vcpu, enum vcpu_state new_state)
vcpu->state = new_state;
if (vcpu->running) {
remove_from_cpu_runqueue(&vcpu->thread_obj);
remove_thread_obj(&vcpu->thread_obj, vcpu->pcpu_id);
if (is_lapic_pt_enabled(vcpu)) {
make_reschedule_request(vcpu->pcpu_id, DEL_MODE_INIT);
@@ -683,7 +683,7 @@ void pause_vcpu(struct acrn_vcpu *vcpu, enum vcpu_state new_state)
}
}
} else {
remove_from_cpu_runqueue(&vcpu->thread_obj);
remove_thread_obj(&vcpu->thread_obj, vcpu->pcpu_id);
release_schedule_lock(vcpu->pcpu_id);
}
}
@@ -696,7 +696,7 @@ void resume_vcpu(struct acrn_vcpu *vcpu)
vcpu->state = vcpu->prev_state;
if (vcpu->state == VCPU_RUNNING) {
add_to_cpu_runqueue(&vcpu->thread_obj, vcpu->pcpu_id);
insert_thread_obj(&vcpu->thread_obj, vcpu->pcpu_id);
make_reschedule_request(vcpu->pcpu_id, DEL_MODE_IPI);
}
release_schedule_lock(vcpu->pcpu_id);
@@ -733,7 +733,7 @@ void schedule_vcpu(struct acrn_vcpu *vcpu)
pr_dbg("vcpu%hu scheduled", vcpu->vcpu_id);
get_schedule_lock(vcpu->pcpu_id);
add_to_cpu_runqueue(&vcpu->thread_obj, vcpu->pcpu_id);
insert_thread_obj(&vcpu->thread_obj, vcpu->pcpu_id);
make_reschedule_request(vcpu->pcpu_id, DEL_MODE_IPI);
release_schedule_lock(vcpu->pcpu_id);
}
@@ -747,7 +747,6 @@ int32_t prepare_vcpu(struct acrn_vm *vm, uint16_t pcpu_id)
ret = create_vcpu(pcpu_id, vm, &vcpu);
if (ret == 0) {
INIT_LIST_HEAD(&vcpu->thread_obj.run_list);
snprintf(thread_name, 16U, "vm%hu:vcpu%hu", vm->vm_id, vcpu->vcpu_id);
(void)strncpy_s(vcpu->thread_obj.name, 16U, thread_name, 16U);
vcpu->thread_obj.thread_entry = vcpu_thread;