From: Sebastian Andrzej Siewior Date: Fri, 27 May 2016 15:11:51 +0200 Subject: [PATCH] locallock: add local_lock_on() Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/4.8/older/patches-4.8.14-rt9.tar.xz Signed-off-by: Sebastian Andrzej Siewior --- include/linux/locallock.h | 6 ++++++ 1 file changed, 6 insertions(+) --- a/include/linux/locallock.h +++ b/include/linux/locallock.h @@ -60,6 +60,9 @@ static inline void __local_lock(struct l #define local_lock(lvar) \ do { __local_lock(&get_local_var(lvar)); } while (0) +#define local_lock_on(lvar, cpu) \ + do { __local_lock(&per_cpu(lvar, cpu)); } while (0) + static inline int __local_trylock(struct local_irq_lock *lv) { if (lv->owner != current && spin_trylock_local(&lv->lock)) { @@ -98,6 +101,9 @@ static inline void __local_unlock(struct put_local_var(lvar); \ } while (0) +#define local_unlock_on(lvar, cpu) \ + do { __local_unlock(&per_cpu(lvar, cpu)); } while (0) + static inline void __local_lock_irq(struct local_irq_lock *lv) { spin_lock_irqsave(&lv->lock, lv->flags);