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procfs/meminfo: free delaylist for PROTECTED 

This triggers `mm_free_delaylist()` before dumping status in PROTECTED
build, otherwise the `free` command still shows delaylist as `used`.

Signed-off-by: Yanfeng Liu <yfliu2008@qq.com>
This commit is contained in:
Yanfeng Liu 2024-07-01 19:05:57 +08:00 committed by Xiang Xiao
parent cafee0e086
commit 160ca004ac
1 changed files with 7 additions and 0 deletions
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7
fs/procfs/fs_procfsmeminfo.c
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@ -314,6 +314,13 @@ static ssize_t meminfo_read(FAR struct file *filep, FAR char *buffer,
buffer += copysize; buffer += copysize;
buflen -= copysize; buflen -= copysize;
/* Trigger reclamation of delay list otherwise they will be
* counted as used, which often confuses people like memory
* leakages. see pull/12817 for more information.
*/
mm_free_delaylist(entry->heap);
/* Show heap information */ /* Show heap information */
info = mm_mallinfo(entry->heap); info = mm_mallinfo(entry->heap);