ATOMIC_ADD_NEGATIVE(9) Driver Basics ATOMIC_ADD_NEGATIVE(9)NAMEatomic_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.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 ATOMIC_ADD_NEGATIVE(9)