mirrors/ladybird
0
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2025-07-29 12:19:54 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 9

Kernel: Make kernel memory regions be non-executable by default

Browse source 
From now on, you'll have to request executable memory specifically
if you want some.
This commit is contained in:
Andreas Kling 2019-12-25 22:41:34 +01:00
commit 9e55bcb7da
Notes: sideshowbarker 2024-07-19 10:40:27 +09:00
7 changed files with 27 additions and 31 deletions
Download patch file Download diff file Expand all files Collapse all files

6
Kernel/VM/MemoryManager.h
View file

@ -60,9 +60,9 @@ public:
void map_for_kernel(VirtualAddress, PhysicalAddress, bool cache_disabled = false);
OwnPtr<Region> allocate_kernel_region(size_t, const StringView& name, bool user_accessible = false, bool should_commit = true);
OwnPtr<Region> allocate_kernel_region_with_vmobject(VMObject&, size_t, const StringView& name);
OwnPtr<Region> allocate_user_accessible_kernel_region(size_t, const StringView& name);
OwnPtr<Region> allocate_kernel_region(size_t, const StringView& name, u8 access, bool user_accessible = false, bool should_commit = true);
OwnPtr<Region> allocate_kernel_region_with_vmobject(VMObject&, size_t, const StringView& name, u8 access);
OwnPtr<Region> allocate_user_accessible_kernel_region(size_t, const StringView& name, u8 access);
unsigned user_physical_pages() const { return m_user_physical_pages; }
unsigned user_physical_pages_used() const { return m_user_physical_pages_used; }