1ATOMIC_DEC(9)                    Driver Basics                   ATOMIC_DEC(9)
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NAME

6       atomic_dec - decrement atomic variable
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SYNOPSIS

9       void atomic_dec(atomic_t * v);
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ARGUMENTS

12       v
13           pointer of type atomic_t
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DESCRIPTION

16       Atomically decrements v by 1.
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19Kernel Hackers Manual 2.6.       November 2011                   ATOMIC_DEC(9)
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