36 lines
1.2 KiB
Diff
36 lines
1.2 KiB
Diff
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 <tglx@linutronix.de>
|
|
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 <tglx@linutronix.de>
|
|
---
|
|
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
|
|
|