ATOMIC64_DEC(9) Driver Basics ATOMIC64_DEC(9)

NAME atomic64_dec - decrement atomic64 variable

SYNOPSIS void atomic64_dec(atomic64_t * ptr);

ARGUMENTS ptr pointer to type atomic64_t

DESCRIPTION Atomically decrements ptr by 1.

COPYRIGHT Kernel Hackers Manual 2.6. January 2013 ATOMIC64_DEC(9)