acassis commented on code in PR #17847:
URL: https://github.com/apache/nuttx/pull/17847#discussion_r2683681122
##########
fs/procfs/fs_procfsiobinfo.c:
##########
@@ -223,6 +229,44 @@ static ssize_t iobinfo_read(FAR struct file *filep, FAR
char *buffer,
&offset);
totalsize += copysize;
+#ifdef CONFIG_IOB_OWNER_TRACKING
+ buffer += copysize;
+ buflen -= copysize;
+
+ irqstate_t flags = spin_lock_irqsave(&g_iob_lock);
+
+ for (unsigned int i = 0; i < CONFIG_IOB_NBUFFERS; i++)
+ {
+ FAR struct iob_s *iob = iob_get_iob_by_index(i);
+
+ /* Print: PID (or -1 for ISR) and flags in hex */
+
+ if (iob->io_owner_flags)
Review Comment:
```suggestion
if (iob->io_owner_flags != 0)
--
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