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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