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https://github.com/RGBCube/serenity
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3ac977f50b
I'm still somewhat okay throwing InterruptDisabler at races as they screw me. Eventually I'm gonna have to devise a different strategy though.
27 lines
842 B
C
27 lines
842 B
C
#pragma once
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void kmalloc_init();
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void* kmalloc_impl(dword size) __attribute__ ((malloc));
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void* kmalloc_eternal(size_t) __attribute__ ((malloc));
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void* kmalloc_page_aligned(size_t) __attribute__ ((malloc));
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void* kmalloc_aligned(size_t, size_t alignment) __attribute__ ((malloc));
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void kfree(void*);
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void kfree_aligned(void*);
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bool is_kmalloc_address(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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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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ALWAYS_INLINE void* kmalloc(size_t size)
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{
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// Any kernel allocation >= 32K is very suspicious, catch them.
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if (size >= 0x8000)
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asm volatile("cli;hlt");
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return kmalloc_impl(size);
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}
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