1ATOMIC64_DEC(9)                  Driver Basics                 ATOMIC64_DEC(9)
2
3
4

NAME

6       atomic64_dec - decrement atomic64 variable
7

SYNOPSIS

9       void atomic64_dec(atomic64_t * ptr);
10

ARGUMENTS

12       ptr
13           pointer to type atomic64_t
14

DESCRIPTION

16       Atomically decrements ptr by 1.
17

COPYRIGHT

19Kernel Hackers Manual 2.6.         June 2019                   ATOMIC64_DEC(9)