Esempi in C++ (Cpp) per mdeg_get_client

Esempio n. 1

File: mdeg.c Progetto: apprisi/illumos-gate

int
mdeg_unregister(mdeg_handle_t hdl)
{
	mdeg_clnt_t	*clnt;
	mdeg_handle_t	mdh;

	/* should never be called from a callback */
	ASSERT(!taskq_member(mdeg.taskq, curthread));

	rw_enter(&mdeg.rwlock, RW_WRITER);

	/* lookup the client */
	if ((clnt = mdeg_get_client(hdl)) == NULL) {
		rw_exit(&mdeg.rwlock);
		return (MDEG_FAILURE);
	}

	MDEG_DBG("client unregistered (0x%lx):\n", hdl);
	MDEG_DUMP_CLNT(clnt);

	/* save the handle to prevent reuse */
	mdh = clnt->hdl;
	bzero(clnt, sizeof (mdeg_clnt_t));

	clnt->hdl = mdh;

	mdeg.nclnts--;

	rw_exit(&mdeg.rwlock);

	return (MDEG_SUCCESS);
}

Esempio n. 2

File: mdeg.c Progetto: andreiw/polaris

int
mdeg_unregister(mdeg_handle_t hdl)
{
	mdeg_clnt_t	*clnt;
	mdeg_handle_t	mdh;

	/*
	 * If the RW lock is held, a client is calling
	 * unregister from its own callback.
	 */
	if (RW_LOCK_HELD(&mdeg.rwlock)) {
		MDEG_DBG("mdeg_unregister: rwlock already held\n");
		return (MDEG_FAILURE);
	}

	/* lookup the client */
	if ((clnt = mdeg_get_client(hdl)) == NULL) {
		return (MDEG_FAILURE);
	}

	rw_enter(&mdeg.rwlock, RW_WRITER);

	MDEG_DBG("client unregistered (0x%lx):\n", hdl);
	MDEG_DUMP_CLNT(clnt);

	/* save the handle to prevent reuse */
	mdh = clnt->hdl;
	bzero(clnt, sizeof (mdeg_clnt_t));

	clnt->hdl = mdh;

	mdeg.nclnts--;

	rw_exit(&mdeg.rwlock);

	return (MDEG_SUCCESS);
}