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feat(malloc): Optimize Memory magic.

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MacRsh
2025-07-29 22:51:29 +08:00
parent 55fbafb268
commit 52cb7d8aad
1 changed files with 4 additions and 1 deletions
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5
libc/malloc.c
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@@ -141,6 +141,9 @@ void mr_free(void *mem) {
/* Check the block */
blk = (mr_memblk_t *)((mr_uint8_t *)mem - sizeof(mr_memblk_t));
if (blk->magic == MR_MEMBLK_MAGIC) {
/* Mark the block as free */
blk->magic = ~MR_MEMBLK_MAGIC;
/* Insert the free block */
heap_insert_block(blk);
}
@@ -219,7 +222,7 @@ void mr_libc_malloc_init(void) {
size = sizeof(__heap) - sizeof(mr_memblk_t);
blk->size = size - offset;
blk->next = MR_NULL;
blk->magic = MR_MEMBLK_MAGIC;
blk->magic = ~MR_MEMBLK_MAGIC;
__blk_head.next = blk;
__blk_head.size = 0;
}