Messages in this thread Patch in this message | ![/](/images/icornerl.gif) | | From | Thomas Gleixner <> | Subject | [GIT pull] core/debugobjects for v6.5-rc1 | Date | Mon, 26 Jun 2023 14:13:47 +0200 (CEST) |
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Linus,
please pull the latest core/debugobjects branch from:
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core-debugobjects-2023-06-26
up to: 8b64d420fe24: debugobjects: Recheck debug_objects_enabled before reporting
A single update for debug objects:
- Recheck whether debug objects is enabled before reporting a problem to avoid spamming the logs with messages which are caused by a concurrent OOM.
Thanks,
tglx
------------------> Tetsuo Handa (1): debugobjects: Recheck debug_objects_enabled before reporting
lib/debugobjects.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/lib/debugobjects.c b/lib/debugobjects.c index 984985c39c9b..a517256a270b 100644 --- a/lib/debugobjects.c +++ b/lib/debugobjects.c @@ -498,6 +498,15 @@ static void debug_print_object(struct debug_obj *obj, char *msg) const struct debug_obj_descr *descr = obj->descr; static int limit; + /* + * Don't report if lookup_object_or_alloc() by the current thread + * failed because lookup_object_or_alloc()/debug_objects_oom() by a + * concurrent thread turned off debug_objects_enabled and cleared + * the hash buckets. + */ + if (!debug_objects_enabled) + return; + if (limit < 5 && descr != descr_test) { void *hint = descr->debug_hint ? descr->debug_hint(obj->object) : NULL;
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