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starnakin 2024-07-30 19:19:46 +02:00
parent 545c02c8f8
commit 9c4ca0c5a6
1 changed files with 5 additions and 18 deletions
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23
src/block.c
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@ -40,36 +40,23 @@ int add_new_block(chunk_t* chunk, size_t size, void *prev, bool is_used)
void destroy_block(chunk_t *chunk)
{
chunk_t chunk_prev, chunk_next, *first_chunk = chunk, *last_chunk = chunk;
chunk_t chunk_prev, chunk_next;
if (chunk->prev != NULL)
{
chunk_read(chunk->prev, &chunk_prev);
if (chunk_prev.block_id == chunk->block_id && chunk_prev.is_used == false)
chunk_merge(&chunk_prev, chunk);
first_chunk = &chunk_prev;
chunk_prev.next = chunk->next;
chunk_write(&chunk_prev);
}
if (chunk->next != NULL)
{
chunk_read(chunk->next, &chunk_next);
if (chunk_next.block_id == chunk->block_id && chunk_next.is_used == false)
chunk_merge(chunk, &chunk_next);
last_chunk = &chunk_next;
}
if (last_chunk != chunk)
{
last_chunk->prev = chunk->prev;
chunk_write(last_chunk);
}
chunk->is_used = false;
chunk_write(chunk);
if (first_chunk != chunk)
{
first_chunk->next = chunk->next;
chunk_write(first_chunk);
chunk_next.prev = chunk->prev;
chunk_write(&chunk_next);
}
munmap(chunk->current, get_physical_size(chunk));