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ATOMIC_DEC_AND_TEST(9) Driver Basics ATOMIC_DEC_AND_TEST(9)

NAME

atomic_dec_and_test - decrement and test

SYNOPSIS

int atomic_dec_and_test(atomic_t * v);

ARGUMENTS

v

pointer of type atomic_t

DESCRIPTION

Atomically decrements v by 1 and returns true if the result is 0, or false for all other cases.

COPYRIGHT

June 2024 Kernel Hackers Manual 3.10