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SCHED_ULE and SCHED_4BSD

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DanielSvoboda 2024-07-10 01:19:01 -03:00 committed by GitHub
parent 49132b3564
commit d1a5e8c990
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GPG Key ID: B5690EEEBB952194
1 changed files with 59 additions and 31 deletions
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90
src/core/libraries/kernel/thread_management.cpp
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@ -57,29 +57,51 @@ void pthreadInitSelfMainThread() {
}
int PS4_SYSV_ABI scePthreadAttrInit(ScePthreadAttr* attr) {
if (attr == nullptr) {
return SCE_KERNEL_ERROR_EINVAL;
}
*attr = new PthreadAttrInternal{};
int result = pthread_attr_init(&(*attr)->pth_attr);
if (result != 0) {
delete *attr;
*attr = nullptr;
return SCE_KERNEL_ERROR_EINVAL;
}
(*attr)->affinity = 0x7f;
(*attr)->guard_size = 0x1000;
result = scePthreadAttrSetinheritsched(attr, PTHREAD_EXPLICIT_SCHED);
if (result != SCE_OK) {
delete *attr;
*attr = nullptr;
return result;
}
SceKernelSchedParam param{};
param.sched_priority = 700;
result = (result == 0 ? scePthreadAttrSetinheritsched(attr, 4) : result);
result = (result == 0 ? scePthreadAttrSetschedparam(attr, &param) : result);
result = (result == 0 ? scePthreadAttrSetschedpolicy(attr, SCHED_OTHER) : result);
result = (result == 0 ? scePthreadAttrSetdetachstate(attr, PTHREAD_CREATE_JOINABLE) : result);
result = scePthreadAttrSetschedparam(attr, &param);
switch (result) {
case 0:
return SCE_OK;
case ENOMEM:
return SCE_KERNEL_ERROR_ENOMEM;
default:
return SCE_KERNEL_ERROR_EINVAL;
if (result != SCE_OK) {
delete *attr;
*attr = nullptr;
return result;
}
result = scePthreadAttrSetdetachstate(attr, PTHREAD_CREATE_JOINABLE);
if (result != SCE_OK) {
delete *attr;
*attr = nullptr;
return result;
}
return SCE_OK;
}
int PS4_SYSV_ABI scePthreadAttrDestroy(ScePthreadAttr* attr) {
@ -231,19 +253,26 @@ int PS4_SYSV_ABI scePthreadAttrSetschedparam(ScePthreadAttr* attr,
return SCE_KERNEL_ERROR_EINVAL;
}
SceKernelSchedParam pparam{};
if (param->sched_priority <= 478) {
pparam.sched_priority = +2;
} else if (param->sched_priority >= 733) {
pparam.sched_priority = -2;
} else {
pparam.sched_priority = 0;
struct sched_param sched_param;
sched_param.sched_priority = param->sched_priority;
int result;
switch ((*attr)->policy) {
case SCHED_OTHER:
sched_param.sched_priority = 700;
break;
case SCHED_FIFO:
case SCHED_RR:
case SCHED_ULE:
case SCHED_4BSD:
result = pthread_attr_setschedparam(&(*attr)->pth_attr, &sched_param);
return result == 0 ? SCE_OK : SCE_KERNEL_ERROR_EINVAL;
default:
LOG_ERROR(Kernel_Pthread, "policy={} not supported by winpthreads", (*attr)->policy);
return SCE_KERNEL_ERROR_EINVAL;
}
// We always use SCHED_OTHER for now, so don't call this for now.
// int result = pthread_attr_setschedparam(&(*attr)->pth_attr, &pparam);
int result = 0;
return result == 0 ? SCE_OK : SCE_KERNEL_ERROR_EINVAL;
return SCE_OK;
}
int PS4_SYSV_ABI scePthreadAttrGetschedpolicy(const ScePthreadAttr* attr, int* policy) {
@ -255,19 +284,16 @@ int PS4_SYSV_ABI scePthreadAttrGetschedpolicy(const ScePthreadAttr* attr, int* p
switch (*policy) {
case SCHED_OTHER:
*policy = (*attr)->policy;
break;
case SCHED_FIFO:
*policy = 1;
break;
case SCHED_RR:
*policy = 3;
break;
case SCHED_ULE:
case SCHED_4BSD:
return SCE_OK;
default:
UNREACHABLE();
LOG_ERROR(Kernel_Pthread, "Unknown policy={} returned by pthread_attr_getschedpolicy",
*policy);
return SCE_KERNEL_ERROR_EINVAL;
}
return result == 0 ? SCE_OK : SCE_KERNEL_ERROR_EINVAL;
}
int PS4_SYSV_ABI scePthreadAttrSetschedpolicy(ScePthreadAttr* attr, int policy) {
@ -280,6 +306,8 @@ int PS4_SYSV_ABI scePthreadAttrSetschedpolicy(ScePthreadAttr* attr, int policy)
case SCHED_OTHER:
case SCHED_FIFO:
case SCHED_RR:
case SCHED_ULE:
case SCHED_4BSD:
ppolicy = policy;
break;
default: