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malloc: Add call counters for malloc, free, realloc

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Add counters to track the number of calls to malloc(), free(), and
realloc(). These are displayed by the 'malloc info' command and
accessible via malloc_get_info().

Co-developed-by: Claude <noreply@anthropic.com>
Signed-off-by: Simon Glass <simon.glass@canonical.com>
This commit is contained in:
Simon Glass
2025-11-28 09:28:21 -07:00
parent cfbee94582
commit d8b19014d7
5 changed files with 41 additions and 6 deletions
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7
cmd/malloc.c
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@@ -21,8 +21,11 @@ static int do_malloc_info(struct cmd_tbl *cmdtp, int flag, int argc,
if (ret)
return CMD_RET_FAILURE;
printf("total bytes = %s\n", format_size(buf, info.total_bytes));
printf("in use bytes = %s\n", format_size(buf, info.in_use_bytes));
printf("total bytes = %s\n", format_size(buf, info.total_bytes));
printf("in use bytes = %s\n", format_size(buf, info.in_use_bytes));
printf("malloc count = %lu\n", info.malloc_count);
printf("free count = %lu\n", info.free_count);
printf("realloc count = %lu\n", info.realloc_count);
return 0;
}