From fcea594f2df75dcd0f3d4bfeac988b748be89c13 Mon Sep 17 00:00:00 2001 From: Amlal Date: Wed, 30 Apr 2025 12:34:54 +0200 Subject: kernel: keep track of cr3 in AMD HAL/HEL. why? To keep track of it, avoid security issues in the future. Signed-off-by: Amlal --- dev/kernel/src/FS/HeFS.cc | 1 - dev/kernel/src/UserProcessScheduler.cc | 6 ++---- 2 files changed, 2 insertions(+), 5 deletions(-) (limited to 'dev/kernel/src') diff --git a/dev/kernel/src/FS/HeFS.cc b/dev/kernel/src/FS/HeFS.cc index d1e41d1f..605df480 100644 --- a/dev/kernel/src/FS/HeFS.cc +++ b/dev/kernel/src/FS/HeFS.cc @@ -4,7 +4,6 @@ ------------------------------------------- */ -#include "NewKit/Macros.h" #ifdef __FSKIT_INCLUDES_HEFS__ #include diff --git a/dev/kernel/src/UserProcessScheduler.cc b/dev/kernel/src/UserProcessScheduler.cc index 4b206317..23ab22fa 100644 --- a/dev/kernel/src/UserProcessScheduler.cc +++ b/dev/kernel/src/UserProcessScheduler.cc @@ -20,8 +20,6 @@ #include #include #include -#include "KernelKit/CoreProcessScheduler.h" -#include "NewKit/Defines.h" ///! BUGS: 0 @@ -130,7 +128,7 @@ ErrorOr USER_PROCESS::New(SizeT sz, SizeT pad_amount) { if (this->UsedMemory > kSchedMaxMemoryLimit) return ErrorOr(-kErrorHeapOutOfMemory); #ifdef __NE_VIRTUAL_MEMORY_SUPPORT__ - auto vm_register = hal_read_cr3(); + auto vm_register = kKernelCR3; hal_write_cr3(this->VMRegister); auto ptr = mm_new_heap(sz, Yes, Yes, pad_amount); @@ -267,7 +265,7 @@ Void USER_PROCESS::Exit(const Int32& exit_code) { auto memory_heap_list = this->HeapTree; #ifdef __NE_VIRTUAL_MEMORY_SUPPORT__ - auto pd = hal_read_cr3(); + auto pd = kKernelCR3; hal_write_cr3(this->VMRegister); #endif -- cgit v1.2.3