RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-26 05:57:44 +00:00
Code Issues Activity Actions

Kernel: Use the whole kernel PD range when randomizing the KASLR offset

Browse source 
Now that we reclaim the memory range that is created by KASLR before
the start of the kernel image, there's no need to be conservative with
the KASLR offset.
This commit is contained in:
Idan Horowitz 2022-03-22 19:10:17 +02:00 • committed by Idan Horowitz
parent e0c7727934
commit f0166efe8c
6 changed files with 5 additions and 8 deletions
Download patch file Download diff file Expand all files Collapse all files

2
Kernel/Prekernel/Prekernel.h
View file

@ -13,6 +13,7 @@
#endif
#define MAX_KERNEL_SIZE 0x4000000
#define KERNEL_PD_SIZE 0x31000000
#ifdef __cplusplus
namespace Kernel {
@ -22,7 +23,6 @@ struct [[gnu::packed]] BootInfo {
u32 end_of_prekernel_image;
u64 physical_to_virtual_offset;
u64 kernel_mapping_base;
u64 default_kernel_load_base;
u64 kernel_load_base;
# if ARCH(X86_64)
u32 gdt64ptr;