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ATOMIC_SUB_RETURN(9) Driver Basics ATOMIC_SUB_RETURN(9)

NAME

atomic_sub_return - subtract integer and return

SYNOPSIS

int atomic_sub_return(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 v - i

COPYRIGHT

January 2017 Kernel Hackers Manual 4.8.