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Kernel: Tweak SlabAllocator size classes

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Shrink the 52 class down to 48 since it was mostly made for Region,
and Region just shrank to 48 :^)
This commit is contained in:
Andreas Kling 2019-09-27 14:22:42 +02:00
parent 7f9a33dba1
commit c58455fb63
Notes: sideshowbarker 2024-07-19 11:58:55 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/c58455fb631
1 changed files with 7 additions and 7 deletions
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14
Kernel/Heap/SlabAllocator.cpp
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@ -64,9 +64,9 @@ private:
static SlabAllocator<8> s_slab_allocator_8; static SlabAllocator<8> s_slab_allocator_8;
static SlabAllocator<16> s_slab_allocator_16; static SlabAllocator<16> s_slab_allocator_16;
static SlabAllocator<32> s_slab_allocator_32; static SlabAllocator<32> s_slab_allocator_32;
static SlabAllocator<52> s_slab_allocator_52; static SlabAllocator<48> s_slab_allocator_48;
static_assert(sizeof(Region) <= s_slab_allocator_52.slab_size()); static_assert(sizeof(Region) <= s_slab_allocator_48.slab_size());
template<typename Callback> template<typename Callback>
void for_each_allocator(Callback callback) void for_each_allocator(Callback callback)
@ -74,7 +74,7 @@ void for_each_allocator(Callback callback)
callback(s_slab_allocator_8); callback(s_slab_allocator_8);
callback(s_slab_allocator_16); callback(s_slab_allocator_16);
callback(s_slab_allocator_32); callback(s_slab_allocator_32);
callback(s_slab_allocator_52); callback(s_slab_allocator_48);
} }
void slab_alloc_init() void slab_alloc_init()
@ -92,8 +92,8 @@ void* slab_alloc(size_t slab_size)
return s_slab_allocator_16.alloc(); return s_slab_allocator_16.alloc();
if (slab_size <= 32) if (slab_size <= 32)
return s_slab_allocator_32.alloc(); return s_slab_allocator_32.alloc();
if (slab_size <= 52) if (slab_size <= 48)
return s_slab_allocator_52.alloc(); return s_slab_allocator_48.alloc();
ASSERT_NOT_REACHED(); ASSERT_NOT_REACHED();
} }
@ -105,8 +105,8 @@ void slab_dealloc(void* ptr, size_t slab_size)
return s_slab_allocator_16.dealloc(ptr); return s_slab_allocator_16.dealloc(ptr);
if (slab_size <= 32) if (slab_size <= 32)
return s_slab_allocator_32.dealloc(ptr); return s_slab_allocator_32.dealloc(ptr);
if (slab_size <= 52) if (slab_size <= 48)
return s_slab_allocator_52.dealloc(ptr); return s_slab_allocator_48.dealloc(ptr);
ASSERT_NOT_REACHED(); ASSERT_NOT_REACHED();
} }