From: Thomas Gleixner Date: Sun, 17 Jul 2011 21:41:35 +0200 Subject: [PATCH 194/353] debugobjects: Make RT aware Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=ea8b8fccf490497fd4c70ae38e1d97c32676ac45 Avoid filling the pool / allocating memory with irqs off(). Signed-off-by: Thomas Gleixner --- lib/debugobjects.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/lib/debugobjects.c b/lib/debugobjects.c index 14afeeb7d6ef..e28481c402ae 100644 --- a/lib/debugobjects.c +++ b/lib/debugobjects.c @@ -376,7 +376,10 @@ __debug_object_init(void *addr, struct debug_obj_descr *descr, int onstack) struct debug_obj *obj; unsigned long flags; - fill_pool(); +#ifdef CONFIG_PREEMPT_RT_FULL + if (preempt_count() == 0 && !irqs_disabled()) +#endif + fill_pool(); db = get_bucket((unsigned long) addr);