From 64a6b61b00e8d28a51171b6461134ce12cb70b28 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Sun, 17 Jul 2011 21:41:35 +0200 Subject: [PATCH 194/325] debugobjects: Make RT aware Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.19/older/patches-4.19.115-rt48.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); -- 2.25.1