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Fix spelling errors in block_allocator

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This commit is contained in:
Gwilym Kuiper 2022-11-17 21:03:32 +00:00
parent 55c7541386
commit b37ce0b9b6
1 changed files with 20 additions and 20 deletions
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40
agb/src/agb_alloc/block_allocator.rs
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@ -67,9 +67,9 @@ impl BlockAllocator {
let mut count = 0; let mut count = 0;
let mut list_ptr = &mut state.first_free_block; let mut list_ptr = &mut state.first_free_block;
while let Some(mut curr) = list_ptr { while let Some(mut current) = list_ptr {
count += 1; count += 1;
list_ptr = &mut curr.as_mut().next; list_ptr = &mut current.as_mut().next;
} }
count count
@ -89,18 +89,18 @@ impl BlockAllocator {
let mut list_ptr = &mut state.first_free_block; let mut list_ptr = &mut state.first_free_block;
while let Some(mut curr) = list_ptr { while let Some(mut current) = list_ptr {
if let Some(next_elem) = curr.as_mut().next { if let Some(next_elem) = current.as_mut().next {
let difference = next_elem let difference = next_elem
.as_ptr() .as_ptr()
.cast::<u8>() .cast::<u8>()
.offset_from(curr.as_ptr().cast::<u8>()); .offset_from(current.as_ptr().cast::<u8>());
let usize_difference: usize = difference let usize_difference: usize = difference
.try_into() .try_into()
.expect("distances in alloc'd blocks must be positive"); .expect("distances in alloc'd blocks must be positive");
if usize_difference == curr.as_mut().size { if usize_difference == current.as_mut().size {
let current = curr.as_mut(); let current = current.as_mut();
let next = next_elem.as_ref(); let next = next_elem.as_ref();
current.size += next.size; current.size += next.size;
@ -108,7 +108,7 @@ impl BlockAllocator {
continue; continue;
} }
} }
list_ptr = &mut curr.as_mut().next; list_ptr = &mut current.as_mut().next;
} }
}); });
} }
@ -128,18 +128,18 @@ impl BlockAllocator {
// This iterates the free list until it either finds a block that // This iterates the free list until it either finds a block that
// is the exact size requested or a block that can be split into // is the exact size requested or a block that can be split into
// one with the desired size and another block header. // one with the desired size and another block header.
while let Some(mut curr) = current_block { while let Some(mut current) = current_block {
let curr_block = curr.as_mut(); let block_to_examine = current.as_mut();
if curr_block.size == full_layout.size() { if block_to_examine.size == full_layout.size() {
*list_ptr = curr_block.next; *list_ptr = block_to_examine.next;
return Some(curr.cast()); return Some(current.cast());
} else if curr_block.size >= block_after_layout.size() { } else if block_to_examine.size >= block_after_layout.size() {
// can split block // can split block
let split_block = Block { let split_block = Block {
size: curr_block.size - block_after_layout_offset, size: block_to_examine.size - block_after_layout_offset,
next: curr_block.next, next: block_to_examine.next,
}; };
let split_ptr = curr let split_ptr = current
.as_ptr() .as_ptr()
.cast::<u8>() .cast::<u8>()
.add(block_after_layout_offset) .add(block_after_layout_offset)
@ -147,10 +147,10 @@ impl BlockAllocator {
*split_ptr = split_block; *split_ptr = split_block;
*list_ptr = NonNull::new(split_ptr).map(SendNonNull); *list_ptr = NonNull::new(split_ptr).map(SendNonNull);
return Some(curr.cast()); return Some(current.cast());
} }
current_block = curr_block.next; current_block = block_to_examine.next;
list_ptr = &mut curr_block.next; list_ptr = &mut block_to_examine.next;
} }
self.new_block(layout, key) self.new_block(layout, key)