ATOMIC_SUB(9) Driver Basics ATOMIC_SUB(9)NAMEatomic_sub - subtract integer from atomic variable
SYNOPSIS
void atomic_sub(int i, atomic_t * v);
ARGUMENTS
i
integer value to subtract
v
pointer of type atomic_t
DESCRIPTION
Atomically subtracts i from v.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 ATOMIC_SUB(9)