From 7b4bd3577a31d0f0adc7371840642791ae1567f4 Mon Sep 17 00:00:00 2001 From: Amlal Date: Fri, 24 Jan 2025 10:38:36 +0100 Subject: ADD: Open version, with important changes kept out. Signed-off-by: Amlal --- dev/Kernel/KernelKit/UserProcessScheduler.inl | 51 +++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 dev/Kernel/KernelKit/UserProcessScheduler.inl (limited to 'dev/Kernel/KernelKit/UserProcessScheduler.inl') diff --git a/dev/Kernel/KernelKit/UserProcessScheduler.inl b/dev/Kernel/KernelKit/UserProcessScheduler.inl new file mode 100644 index 00000000..6f1f3f4a --- /dev/null +++ b/dev/Kernel/KernelKit/UserProcessScheduler.inl @@ -0,0 +1,51 @@ +/* ------------------------------------------- + + Copyright (C) 2024, Amlal EL Mahrouss, all rights reserved. + + FILE: UserProcessScheduler.inl + PURPOSE: Low level/Ring-3 Process scheduler. + +------------------------------------------- */ + +namespace Kernel +{ + /***********************************************************************************/ + /** @brief Free pointer from usage. */ + /***********************************************************************************/ + + template + Boolean UserProcess::Delete(ErrorOr ptr, const SizeT& sz) + { + if (!ptr || + sz == 0) + return No; + + ProcessMemoryHeapList* entry = this->ProcessMemoryHeap; + + while (entry != nullptr) + { + if (entry->MemoryEntry == ptr.Leak().Leak()) + { + this->UsedMemory -= entry->MemoryEntrySize; + +#ifdef __ZKA_AMD64__ + auto pd = hal_read_cr3(); + hal_write_cr3(this->VMRegister); + + auto ret = mm_delete_heap(entry->MemoryEntry); + + hal_write_cr3(pd); + + return ret; +#else + Bool ret = mm_delete_heap(ptr.Leak().Leak()); + return ret; +#endif + } + + entry = entry->MemoryNext; + } + + return No; + } +} // namespace Kernel -- cgit v1.2.3