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mm/mm_checkcorruption: using mm_foreach to do mm_checkcorruption 

Signed-off-by: Jiuzhu Dong <dongjiuzhu1@xiaomi.com>
This commit is contained in:
Jiuzhu Dong 2022-01-24 20:15:20 +08:00 committed by Xiang Xiao
parent eba0323eae
commit b1a51a5b30
1 changed files with 27 additions and 58 deletions
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85
mm/mm_heap/mm_checkcorruption.c
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@ -33,6 +33,32 @@
#include "mm_heap/mm.h"
/****************************************************************************
* Private Functions
****************************************************************************/
static void checkcorruption_handler(FAR struct mm_allocnode_s *node,
FAR void *arg)
{
if ((node->preceding & MM_ALLOC_BIT) != 0)
{
assert(node->size >= SIZEOF_MM_ALLOCNODE);
}
else
{
FAR struct mm_freenode_s *fnode = (FAR void *)node;
assert(node->size >= SIZEOF_MM_FREENODE);
assert(fnode->blink->flink == fnode);
assert(fnode->blink->size <= fnode->size);
assert(fnode->flink == NULL ||
fnode->flink->blink == fnode);
assert(fnode->flink == NULL ||
fnode->flink->size == 0 ||
fnode->flink->size >= fnode->size);
}
}
/****************************************************************************
* Public Functions
****************************************************************************/
@ -47,62 +73,5 @@
void mm_checkcorruption(FAR struct mm_heap_s *heap)
{
FAR struct mm_allocnode_s *node;
FAR struct mm_allocnode_s *prev;
#if CONFIG_MM_REGIONS > 1
int region;
#else
# define region 0
#endif
/* Visit each region */
#if CONFIG_MM_REGIONS > 1
for (region = 0; region < heap->mm_nregions; region++)
#endif
{
prev = NULL;
/* Visit each node in the region
* Retake the semaphore for each region to reduce latencies
*/
if (mm_takesemaphore(heap) == false)
{
return;
}
for (node = heap->mm_heapstart[region];
node < heap->mm_heapend[region];
node = (FAR struct mm_allocnode_s *)
((FAR char *)node + node->size))
{
if ((node->preceding & MM_ALLOC_BIT) != 0)
{
assert(node->size >= SIZEOF_MM_ALLOCNODE);
}
else
{
FAR struct mm_freenode_s *fnode = (FAR void *)node;
assert(node->size >= SIZEOF_MM_FREENODE);
assert(fnode->blink->flink == fnode);
assert(fnode->blink->size <= fnode->size);
assert(fnode->flink == NULL ||
fnode->flink->blink == fnode);
assert(fnode->flink == NULL ||
fnode->flink->size == 0 ||
fnode->flink->size >= fnode->size);
}
assert(prev == NULL ||
prev->size == (node->preceding & ~MM_ALLOC_BIT));
prev = node;
}
assert(node == heap->mm_heapend[region]);
mm_givesemaphore(heap);
}
mm_foreach(heap, checkcorruption_handler, NULL);
}