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-rw-r--r--lib/debugobjects.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 9e14ae02306b..337d797a7141 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
/*
* Generic infrastructure for lifetime debugging of objects.
*
- * Started by Thomas Gleixner
- *
* Copyright (C) 2008, Thomas Gleixner <tglx@linutronix.de>
- *
- * For licencing details see kernel-base/COPYING
*/
#define pr_fmt(fmt) "ODEBUG: " fmt
@@ -557,7 +554,12 @@ __debug_object_init(void *addr, const struct debug_obj_descr *descr, int onstack
struct debug_obj *obj;
unsigned long flags;
- fill_pool();
+ /*
+ * On RT enabled kernels the pool refill must happen in preemptible
+ * context:
+ */
+ if (!IS_ENABLED(CONFIG_PREEMPT_RT) || preemptible())
+ fill_pool();
db = get_bucket((unsigned long) addr);