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| author | scottl <scottl@FreeBSD.org> | 2013-08-09 01:04:44 +0000 |
|---|---|---|
| committer | scottl <scottl@FreeBSD.org> | 2013-08-09 01:04:44 +0000 |
| commit | 40b11a17462845928214986df55e541227bdeda1 (patch) | |
| tree | f2d382eee3ec5ab86e7904346b82cffb986c684e | |
| parent | ccc3c4970e788379d0e1e21c2a8a5a56b6fb6d74 (diff) | |
| download | FreeBSD-src-40b11a17462845928214986df55e541227bdeda1.zip FreeBSD-src-40b11a17462845928214986df55e541227bdeda1.tar.gz | |
Add a helpful message that can help point to why a sysctl tree removal failed
Obtained from: Netflix
MFC after: 3 days
| -rw-r--r-- | sys/kern/kern_sysctl.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sys/kern/kern_sysctl.c b/sys/kern/kern_sysctl.c index 68bf453..416f85f 100644 --- a/sys/kern/kern_sysctl.c +++ b/sys/kern/kern_sysctl.c @@ -412,8 +412,12 @@ sysctl_remove_oid_locked(struct sysctl_oid *oidp, int del, int recurse) if (oidp->oid_refcnt == 1) { SLIST_FOREACH_SAFE(p, SYSCTL_CHILDREN(oidp), oid_link, tmp) { - if (!recurse) + if (!recurse) { + printf("Warning: failed attempt to " + "remove oid %s with child %s\n", + oidp->oid_name, p->oid_name); return (ENOTEMPTY); + } error = sysctl_remove_oid_locked(p, del, recurse); if (error) |
