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mem0mem.c:

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Add more diagnostic code to cath possible memory corruption
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heikki@donna.mysql.fi 2002-01-29 22:29:58 +02:00
parent 8a7ecfb9e0
commit 6202aa7c8e
1 changed files with 9 additions and 1 deletions
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10
innobase/mem/mem0mem.c
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@ -50,7 +50,7 @@ of the blocks stay the same. An exception is, of course, the case
where the caller requests a memory buffer whose size is
bigger than the threshold. In that case a block big enough must
be allocated.
The heap is physically arranged so that if the current block
becomes full, a new block is allocated and always inserted in the
chain of blocks as the last block.
@ -119,6 +119,10 @@ mem_heap_create_block(
ut_ad((type == MEM_HEAP_DYNAMIC) || (type == MEM_HEAP_BUFFER)
|| (type == MEM_HEAP_BUFFER + MEM_HEAP_BTR_SEARCH));
if (heap && heap->magic_n != MEM_BLOCK_MAGIC_N) {
mem_analyze_corruption((byte*)heap);
}
/* In dynamic allocation, calculate the size: block header + data. */
if (init_block != NULL) {
@ -251,6 +255,10 @@ mem_heap_block_free(
ulint len;
ibool init_block;
if (block->magic_n != MEM_BLOCK_MAGIC_N) {
mem_analyze_corruption((byte*)block);
}
UT_LIST_REMOVE(list, heap->base, block);
type = heap->type;