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Dump PMEM usage in out of memory cases for debugging

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(cherry picked from commit 87e533f5a605e5fa99f84aeb8869d5f084369c6d)

Change-Id: I0f4b99c115b36144587cc770cb3722b89d7cffbd
This commit is contained in:
Neti Ravi Kumar 2011-12-28 10:31:23 +05:30 committed by Andrew Sutherland
parent c616c48fc5
commit 8ac7719437
1 changed files with 30 additions and 0 deletions
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30
libgralloc/pmem_bestfit_alloc.cpp
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@ -125,6 +125,36 @@ ssize_t SimpleBestFitAllocator::alloc(size_t size, uint32_t flags)
}
return (free_chunk->start)*kMemoryAlign;
}
// we are out of PMEM. Print pmem stats
// check if there is any leak or fragmentation
LOGD (" Out of PMEM. Dumping PMEM stats for debugging");
LOGD (" ------------- PRINT PMEM STATS --------------");
cur = mList.head();
static uint32_t node_count;
static uint64_t allocated, free_space;
while (cur) {
LOGD (" Node %d -> Start Address : %u Size %u Free info %d",\
node_count++, cur->start, cur->size, cur->free);
// if cur-> free is 1 , the node is free
// calculate the total allocated and total free stats also
if (cur->free)
free_space += cur->size;
else
allocated += cur->size;
// read next node
cur = cur->next;
}
LOGD (" Total Allocated: %l Total Free: %l", allocated, free_space );
node_count = 0;
allocated = 0;
free_space = 0;
LOGD ("----------------------------------------------");
return -ENOMEM;
}