1WAKE_UP_ATOMIC_T(9)              Driver Basics             WAKE_UP_ATOMIC_T(9)
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NAME

6       wake_up_atomic_t - Wake up a waiter on a atomic_t
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SYNOPSIS

9       void wake_up_atomic_t(atomic_t * p);
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ARGUMENTS

12       p
13           The atomic_t being waited on, a kernel virtual address
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DESCRIPTION

16       Wake up anyone waiting for the atomic_t to go to zero.
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18       Abuse the bit-waker function and its waitqueue hash table set (the
19       atomic_t check is done by the waiter's wake function, not the by the
20       waker itself).
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23Kernel Hackers Manual 3.10         June 2019               WAKE_UP_ATOMIC_T(9)
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