ATOMIC_SUB_AND_TEST
Section: Driver Basics (9)
Updated: February 2011
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NAME
atomic_sub_and_test - subtract value from variable and test result
SYNOPSIS
-
int atomic_sub_and_test(int i, atomic_t * v);
ARGUMENTS
i
-
- integer value to subtract
v
-
pointer of type atomic_t
DESCRIPTION
Atomically subtracts
i
from
v
and returns true if the result is zero, or false for all other cases.
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