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Index: head/tests/sys/aio/Makefile
===================================================================
--- head/tests/sys/aio/Makefile
+++ head/tests/sys/aio/Makefile
@@ -3,12 +3,15 @@
TESTSDIR= ${TESTSBASE}/sys/aio
ATF_TESTS_C+= aio_test
+ATF_TESTS_C+= lio_test
TEST_METADATA.aio_test+= timeout="30"
+TEST_METADATA.lio_test+= timeout="10"
PLAIN_TESTS_C+= aio_kqueue_test
PLAIN_TESTS_C+= lio_kqueue_test
LIBADD.aio_test+= util rt
+LIBADD.lio_test+= rt
CFLAGS+= -I${.CURDIR:H:H}
Index: head/tests/sys/aio/lio_test.c
===================================================================
--- head/tests/sys/aio/lio_test.c
+++ head/tests/sys/aio/lio_test.c
@@ -0,0 +1,145 @@
+/*-
+ * Copyright (c) 2017 Spectra Logic Corp
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+#include <sys/param.h>
+#include <sys/event.h>
+
+#include <aio.h>
+#include <semaphore.h>
+
+#include <atf-c.h>
+
+#include "freebsd_test_suite/macros.h"
+
+static sem_t completions;
+
+
+static void
+handler(int sig __unused)
+{
+ ATF_REQUIRE_EQ(0, sem_post(&completions));
+}
+
+static void
+thr_handler(union sigval sv __unused)
+{
+ ATF_REQUIRE_EQ(0, sem_post(&completions));
+}
+
+/* With LIO_WAIT, an empty lio_listio should return immediately */
+ATF_TC_WITHOUT_HEAD(lio_listio_empty_wait);
+ATF_TC_BODY(lio_listio_empty_wait, tc)
+{
+ struct aiocb *list = NULL;
+
+ ATF_REQUIRE_EQ(0, lio_listio(LIO_WAIT, &list, 0, NULL));
+}
+
+/*
+ * With LIO_NOWAIT, an empty lio_listio should send completion notification
+ * immediately
+ */
+ATF_TC_WITHOUT_HEAD(lio_listio_empty_nowait_kevent);
+ATF_TC_BODY(lio_listio_empty_nowait_kevent, tc)
+{
+ struct aiocb *list = NULL;
+ struct sigevent sev;
+ struct kevent kq_returned;
+ int kq, result;
+ void *udata = (void*)0xdeadbeefdeadbeef;
+
+ atf_tc_expect_timeout("Bug 220398 - lio_listio(2) never sends"
+ " asynchronous notification if nent==0");
+ kq = kqueue();
+ ATF_REQUIRE(kq > 0);
+ sev.sigev_notify = SIGEV_KEVENT;
+ sev.sigev_notify_kqueue = kq;
+ sev.sigev_value.sival_ptr = udata;
+ ATF_REQUIRE_EQ(0, lio_listio(LIO_NOWAIT, &list, 0, &sev));
+ result = kevent(kq, NULL, 0, &kq_returned, 1, NULL);
+ ATF_REQUIRE_MSG(result == 1, "Never got completion notification");
+ ATF_REQUIRE_EQ((uintptr_t)list, kq_returned.ident);
+ ATF_REQUIRE_EQ(EVFILT_LIO, kq_returned.filter);
+ ATF_REQUIRE_EQ(udata, kq_returned.udata);
+}
+
+/*
+ * With LIO_NOWAIT, an empty lio_listio should send completion notification
+ * immediately
+ */
+ATF_TC_WITHOUT_HEAD(lio_listio_empty_nowait_signal);
+ATF_TC_BODY(lio_listio_empty_nowait_signal, tc)
+{
+ struct aiocb *list = NULL;
+ struct sigevent sev;
+
+ atf_tc_expect_timeout("Bug 220398 - lio_listio(2) never sends"
+ "asynchronous notification if nent==0");
+ ATF_REQUIRE_EQ(0, sem_init(&completions, false, 0));
+ sev.sigev_notify = SIGEV_SIGNAL;
+ sev.sigev_signo = SIGUSR1;
+ ATF_REQUIRE(SIG_ERR != signal(SIGUSR1, handler));
+ ATF_REQUIRE_EQ(0, lio_listio(LIO_NOWAIT, &list, 0, &sev));
+ ATF_REQUIRE_EQ(0, sem_wait(&completions));
+ ATF_REQUIRE_EQ(0, sem_destroy(&completions));
+}
+
+/*
+ * With LIO_NOWAIT, an empty lio_listio should send completion notification
+ * immediately
+ */
+ATF_TC_WITHOUT_HEAD(lio_listio_empty_nowait_thread);
+ATF_TC_BODY(lio_listio_empty_nowait_thread, tc)
+{
+ struct aiocb *list = NULL;
+ struct sigevent sev;
+
+ atf_tc_expect_fail("Bug 220459 - lio_listio(2) doesn't support"
+ " SIGEV_THREAD");
+ ATF_REQUIRE_EQ(0, sem_init(&completions, false, 0));
+ bzero(&sev, sizeof(sev));
+ sev.sigev_notify = SIGEV_THREAD;
+ sev.sigev_notify_function = thr_handler;
+ sev.sigev_notify_attributes = NULL;
+ ATF_REQUIRE_MSG(0 == lio_listio(LIO_NOWAIT, &list, 0, &sev),
+ "lio_listio: %s", strerror(errno));
+ ATF_REQUIRE_EQ(0, sem_wait(&completions));
+ ATF_REQUIRE_EQ(0, sem_destroy(&completions));
+}
+
+
+ATF_TP_ADD_TCS(tp)
+{
+
+ ATF_TP_ADD_TC(tp, lio_listio_empty_nowait_kevent);
+ ATF_TP_ADD_TC(tp, lio_listio_empty_nowait_signal);
+ ATF_TP_ADD_TC(tp, lio_listio_empty_nowait_thread);
+ ATF_TP_ADD_TC(tp, lio_listio_empty_wait);
+
+ return (atf_no_error());
+}

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