On 2017-09-05 11:17:13 [+0200], To Jacek Konieczny wrote:
> I'm sorry, I missed that. What about this on-top?
>
> diff --git a/include/linux/locallock.h b/include/linux/locallock.h
> index eeb1a66df402..298afcd8e219 100644
> --- a/include/linux/locallock.h
> +++ b/include/linux/locallock.h
> @@ -61,6 +61,9 @@ static inline int __local_trylock(struct local_irq_lock *lv)
> lv->owner = current;
> lv->nestcnt = 1;
> return 1;
> + } else if (lv->owner == current) {
> + lv->nestcnt++;
> + return 1;
> }
> return 0;
> }
I am going to split up that part out in a separate patch and also add
the !RT part to it.
--- a/include/linux/locallock.h
+++ b/include/linux/locallock.h
@@ -68,6 +68,9 @@ static inline int __local_trylock(struct
lv->owner = current;
lv->nestcnt = 1;
return 1;
+ } else if (lv->owner == current) {
+ lv->nestcnt++;
+ return 1;
}
return 0;
}
@@ -238,6 +241,12 @@ static inline int __local_unlock_irqrest
static inline void local_irq_lock_init(int lvar) { }
+#define local_trylock(lvar) \
+ ({ \
+ preempt_disable(); \
+ 1; \
+ })
+
#define local_lock(lvar) preempt_disable()
#define local_unlock(lvar) preempt_enable()
#define local_lock_irq(lvar) local_irq_disable()
--
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