mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-26 09:30:24 +00:00
022f7790db
This is quite nice, although I wish [[gnu::always_inline]] implied inline. Also "gnu::" is kind of a wart, but whatcha gonna do.
33 lines
1.1 KiB
C
33 lines
1.1 KiB
C
#pragma once
|
|
|
|
#include <AK/Types.h>
|
|
|
|
//#define KMALLOC_DEBUG_LARGE_ALLOCATIONS
|
|
|
|
void kmalloc_init();
|
|
[[gnu::malloc, gnu::returns_nonnull, gnu::alloc_size(1)]] void* kmalloc_impl(size_t);
|
|
[[gnu::malloc, gnu::returns_nonnull, gnu::alloc_size(1)]] void* kmalloc_eternal(size_t);
|
|
[[gnu::malloc, gnu::returns_nonnull, gnu::alloc_size(1)]] void* kmalloc_page_aligned(size_t);
|
|
[[gnu::malloc, gnu::returns_nonnull, gnu::alloc_size(1)]] void* kmalloc_aligned(size_t, size_t alignment);
|
|
void kfree(void*);
|
|
void kfree_aligned(void*);
|
|
|
|
bool is_kmalloc_address(const void*);
|
|
|
|
extern volatile size_t sum_alloc;
|
|
extern volatile size_t sum_free;
|
|
extern volatile size_t kmalloc_sum_eternal;
|
|
extern volatile size_t kmalloc_sum_page_aligned;
|
|
|
|
inline void* operator new(size_t, void* p) { return p; }
|
|
inline void* operator new[](size_t, void* p) { return p; }
|
|
|
|
[[gnu::always_inline]] inline void* kmalloc(size_t size)
|
|
{
|
|
#ifdef KMALLOC_DEBUG_LARGE_ALLOCATIONS
|
|
// Any kernel allocation >= 1M is 99.9% a bug.
|
|
if (size >= 1048576)
|
|
asm volatile("cli;hlt");
|
|
#endif
|
|
return kmalloc_impl(size);
|
|
}
|