diff options
Diffstat (limited to 'features/rt/debugobjects-Make-RT-aware.patch')
| -rw-r--r-- | features/rt/debugobjects-Make-RT-aware.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/features/rt/debugobjects-Make-RT-aware.patch b/features/rt/debugobjects-Make-RT-aware.patch new file mode 100644 index 00000000..59a4e281 --- /dev/null +++ b/features/rt/debugobjects-Make-RT-aware.patch @@ -0,0 +1,31 @@ +From e4cdd4565da1b21cf7b71738d85a794dab064aa5 Mon Sep 17 00:00:00 2001 +From: Thomas Gleixner <tglx@linutronix.de> +Date: Sun, 17 Jul 2011 21:41:35 +0200 +Subject: [PATCH 140/191] debugobjects: Make RT aware + +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 9e14ae02306b..083882a3cf2f 100644 +--- a/lib/debugobjects.c ++++ b/lib/debugobjects.c +@@ -557,7 +557,10 @@ __debug_object_init(void *addr, const struct debug_obj_descr *descr, int onstack + struct debug_obj *obj; + unsigned long flags; + +- fill_pool(); ++#ifdef CONFIG_PREEMPT_RT ++ if (preempt_count() == 0 && !irqs_disabled()) ++#endif ++ fill_pool(); + + db = get_bucket((unsigned long) addr); + +-- +2.19.1 + |