Module: xenomai-2.6
Branch: master
Commit: 62901f432fec42af28b9696268bb4d365fc3cad8
URL:
http://git.xenomai.org/?p=xenomai-2.6.git;a=commit;h=62901f432fec42af28b9696268bb4d365fc3cad8
Author: Gilles Chanteperdrix <gilles.chanteperd...@xenomai.org>
Date: Mon Apr 7 23:39:31 2014 +0200
hal/arm: open code xnarch_atomic_clear_mask
for pre-v6 processors. It disappeared from Linux 3.14.
---
include/asm-arm/atomic_asm.h | 12 ++++++++++--
1 file changed, 10 insertions(+), 2 deletions(-)
diff --git a/include/asm-arm/atomic_asm.h b/include/asm-arm/atomic_asm.h
index af280b5..bea9ebb 100644
--- a/include/asm-arm/atomic_asm.h
+++ b/include/asm-arm/atomic_asm.h
@@ -255,14 +255,22 @@ xnarch_atomic_set_mask(unsigned long *addr, unsigned long
mask)
local_irq_restore_hw(flags);
}
+static inline void
+xnarch_atomic_clear_mask(unsigned long *addr, unsigned long mask)
+{
+ unsigned long flags;
+
+ local_irq_save_hw(flags);
+ *addr &= ~mask;
+ local_irq_restore_hw(flags);
+}
+
#define xnarch_memory_barrier() smp_mb()
#define xnarch_atomic_xchg(ptr,x) xchg(ptr,x)
#define xnarch_atomic_inc(pcounter) \
atomic_inc((atomic_t *)pcounter)
#define xnarch_atomic_dec(pcounter) \
atomic_dec((atomic_t *)pcounter)
-#define xnarch_atomic_clear_mask(addr, mask) \
- atomic_clear_mask((mask), (addr))
#define xnarch_atomic_cmpxchg(pcounter, oldval, newval) \
atomic_cmpxchg((atomic_t *)(pcounter), (oldval), (newval))
#define xnarch_atomic_inc_and_test(pcounter) \
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