ATOMIC_SUB(9)                             Driver Basics                             ATOMIC_SUB(9)



NAME
       atomic_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.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                             ATOMIC_SUB(9)