reservation_object_wait_timeout

reservation_object_wait_timeout_rcu
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reservation_object_wait_timeout_rcu — Wait on reservation's objects shared and/or exclusive fences.

`long reservation_object_wait_timeout_rcu (`	struct reservation_object * `obj`,
	bool `wait_all`,
	bool `intr`,
	unsigned long `timeout)`;

obj: the reservation object
wait_all: if true, wait on all fences, else wait on just exclusive fence
intr: if true, do interruptible wait
timeout: timeout value in jiffies or zero to return immediately

RETURNS Returns -ERESTARTSYS if interrupted, 0 if the wait timed out, or greater than zer on success.

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