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27f699ef0c
These types can be picked up by including <AK/Types.h>: * u8, u16, u32, u64 (unsigned) * i8, i16, i32, i64 (signed)
37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
#pragma once
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#include <AK/Types.h>
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//#define KMALLOC_DEBUG_LARGE_ALLOCATIONS
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void kmalloc_init();
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[[gnu::malloc, gnu::returns_nonnull, gnu::alloc_size(1)]] void* kmalloc_impl(size_t);
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[[gnu::malloc, gnu::returns_nonnull, gnu::alloc_size(1)]] void* kmalloc_eternal(size_t);
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[[gnu::malloc, gnu::returns_nonnull, gnu::alloc_size(1)]] void* kmalloc_page_aligned(size_t);
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[[gnu::malloc, gnu::returns_nonnull, gnu::alloc_size(1)]] void* kmalloc_aligned(size_t, size_t alignment);
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void kfree(void*);
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void kfree_aligned(void*);
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bool is_kmalloc_address(const void*);
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extern volatile size_t sum_alloc;
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extern volatile size_t sum_free;
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extern volatile size_t kmalloc_sum_eternal;
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extern volatile size_t kmalloc_sum_page_aligned;
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extern u32 g_kmalloc_call_count;
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extern u32 g_kfree_call_count;
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extern bool g_dump_kmalloc_stacks;
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inline void* operator new(size_t, void* p) { return p; }
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inline void* operator new[](size_t, void* p) { return p; }
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[[gnu::always_inline]] inline void* kmalloc(size_t size)
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{
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#ifdef KMALLOC_DEBUG_LARGE_ALLOCATIONS
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// Any kernel allocation >= 1M is 99.9% a bug.
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if (size >= 1048576)
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asm volatile("cli;hlt");
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#endif
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return kmalloc_impl(size);
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}
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