From c9339d1b2f9b87c4e72277e27effecbbc13e28b6 Mon Sep 17 00:00:00 2001 From: Adam Rutkowski Date: Mon, 2 Sep 2019 15:53:44 -0400 Subject: [PATCH] Add spin_trylock to environment Signed-off-by: Adam Rutkowski --- modules/cas_cache/ocf_env.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/modules/cas_cache/ocf_env.h b/modules/cas_cache/ocf_env.h index 46239f7..f14a474 100644 --- a/modules/cas_cache/ocf_env.h +++ b/modules/cas_cache/ocf_env.h @@ -431,6 +431,11 @@ static inline void env_spinlock_lock(env_spinlock *l) spin_lock(l); } +static inline int env_spinlock_trylock(env_spinlock *l) +{ + return spin_trylock(l) ? 0 : -OCF_ERR_NO_LOCK; +} + static inline void env_spinlock_unlock(env_spinlock *l) { spin_unlock(l);