2018-08-27 14:32:32 +00:00
|
|
|
From: Thomas Gleixner <tglx@linutronix.de>
|
|
|
|
Date: Sun, 17 Jul 2011 21:41:35 +0200
|
2019-11-25 00:04:39 +00:00
|
|
|
Subject: [PATCH 195/290] debugobjects: Make RT aware
|
|
|
|
Origin: https://git.kernel.org/cgit/linux/kernel/git/rt/linux-stable-rt.git/commit?id=51f4d617b46bda60b9220ca45de034aab6c76877
|
2018-08-27 14:32:32 +00:00
|
|
|
|
|
|
|
Avoid filling the pool / allocating memory with irqs off().
|
|
|
|
|
|
|
|
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
|
|
|
|
---
|
2019-04-08 23:49:20 +00:00
|
|
|
lib/debugobjects.c | 5 ++++-
|
2018-08-27 14:32:32 +00:00
|
|
|
1 file changed, 4 insertions(+), 1 deletion(-)
|
|
|
|
|
2019-04-08 23:49:20 +00:00
|
|
|
diff --git a/lib/debugobjects.c b/lib/debugobjects.c
|
|
|
|
index 14afeeb7d6ef..e28481c402ae 100644
|
2018-08-27 14:32:32 +00:00
|
|
|
--- a/lib/debugobjects.c
|
|
|
|
+++ b/lib/debugobjects.c
|
2019-04-08 23:49:20 +00:00
|
|
|
@@ -376,7 +376,10 @@ __debug_object_init(void *addr, struct debug_obj_descr *descr, int onstack)
|
2018-08-27 14:32:32 +00:00
|
|
|
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);
|
|
|
|
|