NAME
eventfd_fget - Acquire a reference of an eventfd file descriptor.
SYNOPSIS
struct file * eventfd_fget(int fd);
ARGUMENTS
fd
[in] Eventfd file descriptor.
DESCRIPTION
Returns a pointer to the eventfd file structure in case of success, or the following error pointer:
-EBADF : Invalid fd file descriptor. -EINVAL : The fd file descriptor is not an eventfd file.