RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 00:47:36 +00:00
Code Issues Activity Actions

Kernel: Ignore memory the bootloader gives us above 2^32

Browse source
This commit is contained in:
Conrad Pankoff 2019-09-17 09:58:38 +10:00 • committed by Andreas Kling
parent a4d52b122d
commit 9c5e3cd818
1 changed files with 3 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

3
Kernel/VM/MemoryManager.cpp
View file

@ -99,6 +99,9 @@ void MemoryManager::initialize_paging()
if (mmap->addr < (1 * MB)) if (mmap->addr < (1 * MB))
continue; continue;
if ((mmap->addr + mmap->len) > 0xffffffff)
continue;
#ifdef MM_DEBUG #ifdef MM_DEBUG
kprintf("MM: considering memory at %p - %p\n", kprintf("MM: considering memory at %p - %p\n",
(u32)mmap->addr, (u32)(mmap->addr + mmap->len)); (u32)mmap->addr, (u32)(mmap->addr + mmap->len));