From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Rostedt Subject: [PATCH RT 1/5] locallock: add local_lock_on() Date: Tue, 12 Jul 2016 10:21:54 -0400 Message-ID: <20160712142214.503512985@goodmis.org> References: <20160712142153.609204728@goodmis.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Cc: Thomas Gleixner , Carsten Emde , Sebastian Andrzej Siewior , John Kacur , Paul Gortmaker To: linux-kernel@vger.kernel.org, linux-rt-users Return-path: Content-Disposition: inline; filename=0001-locallock-add-local_lock_on.patch Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-rt-users.vger.kernel.org 4.4.12-rt20-rc1 stable review patch. If anyone has any objections, please let me know. ------------------ From: Sebastian Andrzej Siewior Signed-off-by: Sebastian Andrzej Siewior Signed-off-by: Steven Rostedt --- include/linux/locallock.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/include/linux/locallock.h b/include/linux/locallock.h index 6fe5928fc2ab..e572a3971631 100644 --- a/include/linux/locallock.h +++ b/include/linux/locallock.h @@ -66,6 +66,9 @@ static inline void __local_lock(struct local_irq_lock *lv) #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)) { @@ -104,6 +107,9 @@ static inline void __local_unlock(struct local_irq_lock *lv) 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); -- 2.8.1