centos man page for atomic_add_negative

ATOMIC_ADD_NEGATIVE(9)						   Driver Basics					    ATOMIC_ADD_NEGATIVE(9)

NAME
       atomic_add_negative - add and test if negative

SYNOPSIS
       int atomic_add_negative(int i, atomic_t * v);

ARGUMENTS
       i
	   integer value to add

       v
	   pointer of type atomic_t

DESCRIPTION
       Atomically adds i to v and returns true if the result is negative, or false when result is greater than or equal to zero.

COPYRIGHT
Kernel Hackers Manual 3.10					     June 2014						    ATOMIC_ADD_NEGATIVE(9)