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authorLennert Buytenhek <buytenh@wantstofly.org>2006-09-16 05:47:18 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2006-09-25 05:25:24 -0400
commit8dd5c845bbc26c3517398abc3e5477b4b42e7176 (patch)
tree76f9a6d4aba323653a65a4354bf7fe65805a7808 /include/asm-arm
parent34148c6990d2f0107b53fe4ddf29b1ba30e613d3 (diff)
[ARM] 3810/1: switch atomic helpers over to raw_local_irq_{save,restore}
Now that we have raw_* variants of local_irq_$FOO(), switch the atomic helpers over to use those raw_* variants. This is necessary when using lockdep on pre-ARMv6 hardware, as lockdep uses atomic_t counters in the trace_hardirqs_off() path. Signed-off-by: Lennert Buytenhek <buytenh@wantstofly.org> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm')
-rw-r--r--include/asm-arm/atomic.h16
1 files changed, 8 insertions, 8 deletions
diff --git a/include/asm-arm/atomic.h b/include/asm-arm/atomic.h
index 4b0ce3e7de9a..ea88aa6bfc78 100644
--- a/include/asm-arm/atomic.h
+++ b/include/asm-arm/atomic.h
@@ -128,10 +128,10 @@ static inline int atomic_add_return(int i, atomic_t *v)
128 unsigned long flags; 128 unsigned long flags;
129 int val; 129 int val;
130 130
131 local_irq_save(flags); 131 raw_local_irq_save(flags);
132 val = v->counter; 132 val = v->counter;
133 v->counter = val += i; 133 v->counter = val += i;
134 local_irq_restore(flags); 134 raw_local_irq_restore(flags);
135 135
136 return val; 136 return val;
137} 137}
@@ -141,10 +141,10 @@ static inline int atomic_sub_return(int i, atomic_t *v)
141 unsigned long flags; 141 unsigned long flags;
142 int val; 142 int val;
143 143
144 local_irq_save(flags); 144 raw_local_irq_save(flags);
145 val = v->counter; 145 val = v->counter;
146 v->counter = val -= i; 146 v->counter = val -= i;
147 local_irq_restore(flags); 147 raw_local_irq_restore(flags);
148 148
149 return val; 149 return val;
150} 150}
@@ -154,11 +154,11 @@ static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
154 int ret; 154 int ret;
155 unsigned long flags; 155 unsigned long flags;
156 156
157 local_irq_save(flags); 157 raw_local_irq_save(flags);
158 ret = v->counter; 158 ret = v->counter;
159 if (likely(ret == old)) 159 if (likely(ret == old))
160 v->counter = new; 160 v->counter = new;
161 local_irq_restore(flags); 161 raw_local_irq_restore(flags);
162 162
163 return ret; 163 return ret;
164} 164}
@@ -167,9 +167,9 @@ static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr)
167{ 167{
168 unsigned long flags; 168 unsigned long flags;
169 169
170 local_irq_save(flags); 170 raw_local_irq_save(flags);
171 *addr &= ~mask; 171 *addr &= ~mask;
172 local_irq_restore(flags); 172 raw_local_irq_restore(flags);
173} 173}
174 174
175#endif /* __LINUX_ARM_ARCH__ */ 175#endif /* __LINUX_ARM_ARCH__ */