From 448b9b989ad53c93f9826add2bbd630e092c4fc2 Mon Sep 17 00:00:00 2001 Message-Id: <448b9b989ad53c93f9826add2bbd630e092c4fc2.1601675152.git.zanussi@kernel.org> In-Reply-To: <5b5a156f9808b1acf1205606e03da117214549ea.1601675151.git.zanussi@kernel.org> References: <5b5a156f9808b1acf1205606e03da117214549ea.1601675151.git.zanussi@kernel.org> From: Thomas Gleixner Date: Sun, 17 Jul 2011 21:41:35 +0200 Subject: [PATCH 194/333] debugobjects: Make RT aware Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.148-rt64.tar.xz 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); -- 2.17.1