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Revert "Kernel: Fix kmalloc memory corruption"

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This reverts commit b306f240a4.
This commit is contained in:
Andreas Kling 2020-08-22 16:34:08 +02:00
parent e374eb3035
commit 23f335bcd7
1 changed files with 3 additions and 7 deletions
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10
Kernel/Heap/kmalloc.cpp
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@ -40,7 +40,6 @@
#include <Kernel/Scheduler.h> #include <Kernel/Scheduler.h>
#include <Kernel/SpinLock.h> #include <Kernel/SpinLock.h>
#include <Kernel/StdLib.h> #include <Kernel/StdLib.h>
#include <Kernel/VM/MemoryManager.h>
#define SANITIZE_KMALLOC #define SANITIZE_KMALLOC
@ -49,15 +48,12 @@ struct AllocationHeader {
u8 data[0]; u8 data[0];
}; };
#define BASE_PHYSICAL (0xc0000000 + (4 * MiB))
#define CHUNK_SIZE 32 #define CHUNK_SIZE 32
#define POOL_SIZE (3 * MiB) #define POOL_SIZE (3 * MiB)
#define ETERNAL_RANGE_SIZE (2 * MiB)
// We need to make sure to not stomp on global variables or other parts #define ETERNAL_BASE_PHYSICAL (0xc0000000 + (2 * MiB))
// of the kernel image! #define ETERNAL_RANGE_SIZE (2 * MiB)
extern u32 end_of_kernel_bss;
#define ETERNAL_BASE_PHYSICAL ((u8*)PAGE_ROUND_UP(&end_of_kernel_bss))
#define BASE_PHYSICAL (ETERNAL_BASE_PHYSICAL + ETERNAL_RANGE_SIZE)
static u8 alloc_map[POOL_SIZE / CHUNK_SIZE / 8]; static u8 alloc_map[POOL_SIZE / CHUNK_SIZE / 8];