WAKE_UP_ATOMIC_T(9) Driver Basics WAKE_UP_ATOMIC_T(9)NAMEwake_up_atomic_t - Wake up a waiter on a atomic_t
SYNOPSIS
void wake_up_atomic_t(atomic_t * p);
ARGUMENTS
p
The atomic_t being waited on, a kernel virtual address
DESCRIPTION
Wake up anyone waiting for the atomic_t to go to zero.
Abuse the bit-waker function and its waitqueue hash table set (the
atomic_t check is done by the waiter's wake function, not the by the
waker itself).
COPYRIGHTKernel Hackers Manual 3.11 November 2013 WAKE_UP_ATOMIC_T(9)