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memdump: add dump for the orphan nodes(neighbor of free node)

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Signed-off-by: buxiasen <buxiasen@xiaomi.com>
This commit is contained in:
buxiasen
2024-07-26 21:36:45 +08:00
committed by GUIDINGLI
parent fd9a9f67cc
commit 9f2b08a91a
3 changed files with 31 additions and 1 deletions
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mm/mm_heap/mm_memdump.c
+20
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@@ -146,6 +146,15 @@ static void memdump_handler(FAR struct mm_allocnode_s *node, FAR void *arg)
{
memdump_allocnode(node);
}
else if(dump->pid == PID_MM_ORPHAN && MM_DUMP_SEQNO(dump, node))
{
FAR struct mm_allocnode_s *next = (FAR struct mm_allocnode_s *)
((FAR char *)node + nodesize);
if (MM_PREVNODE_IS_FREE(node) || MM_NODE_IS_FREE(next))
{
memdump_allocnode(node);
}
}
#if CONFIG_MM_HEAP_BIGGEST_COUNT > 0
else if (dump->pid == PID_MM_BIGGEST && MM_DUMP_SEQNO(dump, node))
{
@@ -231,6 +240,17 @@ void mm_memdump(FAR struct mm_heap_s *heap,
# endif
}
#endif
else if (dump->pid == PID_MM_ORPHAN)
{
syslog(LOG_INFO, "Dump allocated orphan nodes\n");
# if CONFIG_MM_BACKTRACE < 0
syslog(LOG_INFO, "%12s%*s\n", "Size", BACKTRACE_PTR_FMT_WIDTH,
"Address");
# else
syslog(LOG_INFO, "%6s%12s%12s%*s %s\n", "PID", "Size", "Sequence",
BACKTRACE_PTR_FMT_WIDTH, "Address", "Backtrace");
# endif
}
#ifdef CONFIG_MM_HEAP_MEMPOOL
mempool_multiple_memdump(heap->mm_mpool, dump);