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AK: Add global FlatPtr typedef. It's u32 or u64, based on sizeof(void*)

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Use this instead of uintptr_t throughout the codebase. This makes it
possible to pass a FlatPtr to something that has u32 and u64 overloads.
This commit is contained in:
Andreas Kling 2020-03-08 10:36:51 +01:00
parent b98d8ad5b0
commit b1058b33fb
36 changed files with 164 additions and 161 deletions
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2
Kernel/Heap/kmalloc.cpp
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@ -188,7 +188,7 @@ void kfree(void* ptr)
++g_kfree_call_count;
auto* a = (AllocationHeader*)((((u8*)ptr) - sizeof(AllocationHeader)));
uintptr_t start = ((uintptr_t)a - (uintptr_t)BASE_PHYSICAL) / CHUNK_SIZE;
FlatPtr start = ((FlatPtr)a - (FlatPtr)BASE_PHYSICAL) / CHUNK_SIZE;
for (size_t k = start; k < (start + a->allocation_size_in_chunks); ++k)
alloc_map[k / 8] &= ~(1 << (k % 8));