enderice2/Fennix
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Revise PID and TID generation to align with standards

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This commit is contained in:
EnderIce2 2024-03-02 00:51:06 +02:00
parent 525a102f20
commit d3a16469ad
Signed by untrusted user who does not match committer: enderice2
GPG Key ID: EACC3AD603BAB4DD
9 changed files with 27 additions and 20 deletions
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12
core/driver/api.cpp
View File

@ -501,6 +501,13 @@ namespace Driver
return tcb->ID;
}
pid_t GetCurrentProcess(dev_t MajorID)
{
dbg_api("%d", MajorID);
return TaskManager->GetCurrentProcess()->ID;
}
int KillProcess(dev_t MajorID, pid_t pId, int ExitCode)
{
dbg_api("%d, %d, %d", MajorID, pId, ExitCode);
@ -512,11 +519,11 @@ namespace Driver
return 0;
}
int KillThread(dev_t MajorID, pid_t tId, int ExitCode)
int KillThread(dev_t MajorID, pid_t tId, pid_t pId, int ExitCode)
{
dbg_api("%d, %d, %d", MajorID, tId, ExitCode);
Tasking::TCB *tcb = TaskManager->GetThreadByID(tId);
Tasking::TCB *tcb = TaskManager->GetThreadByID(tId, TaskManager->GetProcessByID(pId));
if (!tcb)
return -EINVAL;
TaskManager->KillThread(tcb, (Tasking::KillCode)ExitCode);
@ -913,6 +920,7 @@ namespace Driver
api->CreateKernelProcess = CreateKernelProcess;
api->CreateKernelThread = CreateKernelThread;
api->GetCurrentProcess = GetCurrentProcess;
api->KillProcess = KillProcess;
api->KillThread = KillThread;
api->Yield = Yield;

3
driver.h
View File

@ -298,8 +298,9 @@ typedef struct
/* Scheduling */
pid_t (*CreateKernelProcess)(dev_t MajorID, const char *Name);
pid_t (*CreateKernelThread)(dev_t MajorID, pid_t pId, const char *Name, void *EntryPoint, void *Argument);
pid_t (*GetCurrentProcess)(dev_t MajorID);
int (*KillProcess)(dev_t MajorID, pid_t pId, int ExitCode);
int (*KillThread)(dev_t MajorID, pid_t tId, int ExitCode);
int (*KillThread)(dev_t MajorID, pid_t tId, pid_t pId, int ExitCode);
void (*Yield)(dev_t MajorID);
void (*Sleep)(dev_t MajorID, uint64_t Milliseconds);

4
include/scheduler.hpp
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@ -58,7 +58,7 @@ namespace Tasking::Scheduler
assert(!"GetProcessByID not implemented");
}
virtual TCB *GetThreadByID(TID ID)
virtual TCB *GetThreadByID(TID ID, PCB* Parent)
{
assert(!"GetThreadByID not implemented");
}
@ -119,7 +119,7 @@ namespace Tasking::Scheduler
bool RemoveThread(TCB *tcb) final;
bool RemoveProcess(PCB *pcb) final;
PCB *GetProcessByID(TID ID) final;
TCB *GetThreadByID(TID ID) final;
TCB *GetThreadByID(TID ID, PCB* Parent) final;
std::list<PCB *> &GetProcessList() final;
void StartIdleProcess() final;
void StartScheduler() final;

3
include/task.hpp
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@ -474,7 +474,6 @@ namespace Tasking
NewLock(TaskingLock);
PID NextPID = 0;
TID NextTID = 0;
PCB *KernelProcess = nullptr;
@ -546,7 +545,7 @@ namespace Tasking
PCB *GetProcessByID(PID ID);
TCB *GetThreadByID(TID ID);
TCB *GetThreadByID(TID ID, PCB* Parent);
/** Wait for process to terminate */
void WaitForProcess(PCB *pcb);

6
kernel_thread.cpp
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@ -114,7 +114,8 @@ void KernelMainThread()
KPrint("Executing %s", Config.InitPath);
int ExitCode = -1;
Tasking::TCB *initThread = nullptr;
Tasking::TCB *initThread;
Tasking::PCB *initProc;
int tid = SpawnInit();
if (tid < 0)
{
@ -127,7 +128,8 @@ void KernelMainThread()
Config.InitPath);
thisThread->SetPriority(Tasking::Idle);
initThread = TaskManager->GetThreadByID(tid);
initProc = TaskManager->GetProcessByID(tid);
initThread = TaskManager->GetThreadByID(tid, initProc);
TaskManager->WaitForThread(initThread);
ExitCode = initThread->GetExitCode();
Exit:

2
syscalls/linux.cpp
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@ -1781,7 +1781,7 @@ static __noreturn void linux_exit_group(SysFrm *sf, int status)
/* https://man7.org/linux/man-pages/man2/tgkill.2.html */
static int linux_tgkill(SysFrm *sf, pid_t tgid, pid_t tid, int sig)
{
Tasking::TCB *target = thisProcess->GetContext()->GetThreadByID(tid);
Tasking::TCB *target = thisProcess->GetContext()->GetThreadByID(tid, thisProcess);
if (!target)
return -ESRCH;

11
tasking/scheduler/custom.cpp
View File

@ -155,15 +155,12 @@ namespace Tasking::Scheduler
return nullptr;
}
TCB *Custom::GetThreadByID(TID ID)
TCB *Custom::GetThreadByID(TID ID, PCB *Parent)
{
foreach (auto p in ProcessList)
foreach (auto t in Parent->Threads)
{
foreach (auto t in p->Threads)
{
if (t->ID == ID)
return t;
}
if (t->ID == ID)
return t;
}
return nullptr;
}

4
tasking/task.cpp
View File

@ -62,9 +62,9 @@ namespace Tasking
return ((Scheduler::Base *)Scheduler)->GetProcessByID(ID);
}
TCB *Task::GetThreadByID(TID ID)
TCB *Task::GetThreadByID(TID ID, PCB* Parent)
{
return ((Scheduler::Base *)Scheduler)->GetThreadByID(ID);
return ((Scheduler::Base *)Scheduler)->GetThreadByID(ID, Parent);
}
std::list<PCB *> Task::GetProcessList()

2
tasking/thread.cpp
View File

@ -426,7 +426,7 @@ namespace Tasking
this->Parent = Parent;
this->ctx = ctx;
this->ID = ctx->NextTID++;
this->ID = (TID)this->Parent->ID + (TID)this->Parent->Threads.size();
if (this->Name)
delete[] this->Name;