146 lines
4.5 KiB
C
146 lines
4.5 KiB
C
/*-
|
|
* 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_timeout("Bug 220398 - lio_listio(2) never sends"
|
|
" asynchronous notification if nent==0");
|
|
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());
|
|
}
|