Sanity checks
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@ -64,7 +64,7 @@ void Scheduler::add_kernel_task(void (*task)(void))
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new_task->regs.rip = (uint64_t)task;
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new_task->allocated_stack =
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(uint64_t)MemoryManager::get_pages(TASK_PAGES_IN_STACK); // 16 KB is enough for everyone, right?
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new_task->regs.rsp = new_task->allocated_stack + (4096 * 4) - sizeof(uintptr_t);
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new_task->regs.rsp = new_task->allocated_stack + (4096 * TASK_PAGES_IN_STACK) - sizeof(uintptr_t);
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new_task->regs.cs = 0x08;
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new_task->regs.ss = 0x10;
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new_task->regs.ds = 0x10;
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@ -92,7 +92,7 @@ void Scheduler::add_user_task(void* task)
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new_task->regs.rip = (uint64_t)task;
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new_task->allocated_stack = (uint64_t)MemoryManager::get_pages(
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TASK_PAGES_IN_STACK, MAP_READ_WRITE | MAP_USER); // 16 KB is enough for everyone, right?
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new_task->regs.rsp = new_task->allocated_stack + (4096 * 4) - sizeof(uintptr_t);
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new_task->regs.rsp = new_task->allocated_stack + (4096 * TASK_PAGES_IN_STACK) - sizeof(uintptr_t);
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new_task->regs.cs = 0x18 | 0x03;
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new_task->regs.ss = 0x20 | 0x03;
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new_task->regs.ds = 0x20 | 0x03;
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@ -126,7 +126,7 @@ void Scheduler::load_user_task(const char* filename)
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}
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new_task->allocated_stack = (uint64_t)MemoryManager::get_pages(
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TASK_PAGES_IN_STACK, MAP_READ_WRITE | MAP_USER); // 16 KB is enough for everyone, right?
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new_task->regs.rsp = new_task->allocated_stack + (4096 * 4) - sizeof(uintptr_t);
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new_task->regs.rsp = new_task->allocated_stack + (4096 * TASK_PAGES_IN_STACK) - sizeof(uintptr_t);
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new_task->regs.cs = 0x18 | 0x03;
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new_task->regs.ss = 0x20 | 0x03;
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new_task->regs.ds = 0x20 | 0x03;
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@ -150,6 +150,7 @@ void Scheduler::reap_task(Task* task)
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ASSERT(!Interrupts::is_in_handler());
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task_num--;
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Task* exiting_task = task;
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ASSERT(task->id != 0); // WHY IN THE WORLD WOULD WE BE REAPING THE IDLE TASK?
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kinfoln("reaping task %ld", exiting_task->id);
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if (exiting_task->allocated_stack)
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MemoryManager::release_pages((void*)exiting_task->allocated_stack, TASK_PAGES_IN_STACK);
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