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ASoC: make ops a pointer in 'struct snd_soc_dai'
[pandora-kernel.git]
/
Documentation
/
atomic_ops.txt
diff --git
a/Documentation/atomic_ops.txt
b/Documentation/atomic_ops.txt
index
f20c10c
..
4ef2450
100644
(file)
--- a/
Documentation/atomic_ops.txt
+++ b/
Documentation/atomic_ops.txt
@@
-186,7
+186,8
@@
If the atomic value v is not equal to u, this function adds a to v, and
returns non zero. If v is equal to u then it returns zero. This is done as
an atomic operation.
returns non zero. If v is equal to u then it returns zero. This is done as
an atomic operation.
-atomic_add_unless requires explicit memory barriers around the operation.
+atomic_add_unless requires explicit memory barriers around the operation
+unless it fails (returns 0).
atomic_inc_not_zero, equivalent to atomic_add_unless(v, 1, 0)
atomic_inc_not_zero, equivalent to atomic_add_unless(v, 1, 0)