From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Rostedt Subject: [PATCH RT 10/25][RFC 3.0.23-rt39-rc1] seqlock: Remove unused functions Date: Tue, 06 Mar 2012 11:16:46 -0500 Message-ID: <20120306161947.062672228@goodmis.org> References: <20120306161636.491172179@goodmis.org> Cc: Thomas Gleixner , Carsten Emde , John Kacur , stable-rt@vger.kernel.org To: linux-kernel@vger.kernel.org, linux-rt-users Return-path: Content-Disposition: inline; filename=0010-seqlock-Remove-unused-functions.patch Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-rt-users.vger.kernel.org From: Thomas Gleixner Signed-off-by: Thomas Gleixner Cc: stable-rt@vger.kernel.org Signed-off-by: Steven Rostedt --- include/linux/seqlock.h | 21 --------------------- 1 files changed, 0 insertions(+), 21 deletions(-) diff --git a/include/linux/seqlock.h b/include/linux/seqlock.h index c6db9fb..b990f6e 100644 --- a/include/linux/seqlock.h +++ b/include/linux/seqlock.h @@ -69,17 +69,6 @@ static inline void write_sequnlock(seqlock_t *sl) spin_unlock(&sl->lock); } -static inline int write_tryseqlock(seqlock_t *sl) -{ - int ret = spin_trylock(&sl->lock); - - if (ret) { - ++sl->sequence; - smp_wmb(); - } - return ret; -} - /* Start of read calculation -- fetch last complete writer token */ static __always_inline unsigned read_seqbegin(const seqlock_t *sl) { @@ -248,14 +237,4 @@ static inline void write_seqcount_barrier(seqcount_t *s) #define write_sequnlock_bh(lock) \ do { write_sequnlock(lock); local_bh_enable(); } while(0) -#define read_seqbegin_irqsave(lock, flags) \ - ({ local_irq_save(flags); read_seqbegin(lock); }) - -#define read_seqretry_irqrestore(lock, iv, flags) \ - ({ \ - int ret = read_seqretry(lock, iv); \ - local_irq_restore(flags); \ - ret; \ - }) - #endif /* __LINUX_SEQLOCK_H */ -- 1.7.8.3