From: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: stable-rt@xxxxxxxxxxxxxxx
Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
---
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
--
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