From nobody Tue Feb 10 08:28:07 2026 Received: from mail.codeweavers.com (mail.codeweavers.com [4.36.192.163]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B05AF79C4; Tue, 16 Apr 2024 01:10:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=4.36.192.163 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713229834; cv=none; b=oKapiQxFFWDf38Ml1Xtr1b/svuOp1UvbPYvzh+Z+3/lx8gCaFBwGcsEiZivjKTFPqLgxmAeuw2Or0LgtJPYB6hSfv/Qte6VsU0lCFUwGMMC/X6QCNAoPnfkkW+raJJqA/70HWDivXmTcu7ho338khanC1tgK15jrov49mU4IIx8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713229834; c=relaxed/simple; bh=L8d9LKUtIlHbbP7cxUNXa7f8ALBrZ7EKpjsLi7r052M=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ljWxszf+5s7gDY5rzRMi4wgoYVBKcOUea6qns37TKSsO+zsR3seCSjxVvNdKYBdlsjvUkyIrOVIvG0t7a7GHuwDYsi7SuL1esvLdbo7O/ZyMYGg69WeOkHn6hP8d3yC9rH3XeobHOgxp66XKwqK/k101tasw8fLCkfvbxTydF6U= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=codeweavers.com; spf=pass smtp.mailfrom=codeweavers.com; dkim=pass (2048-bit key) header.d=codeweavers.com header.i=@codeweavers.com header.b=h1dEF1wQ; arc=none smtp.client-ip=4.36.192.163 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=codeweavers.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=codeweavers.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=codeweavers.com header.i=@codeweavers.com header.b="h1dEF1wQ" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=codeweavers.com; s=s1; h=Message-ID:Date:Subject:Cc:To:From:Sender; bh=Y95uioGAPMdZZ0cAwPbXEkD4hHbWG+8pblZmeRY+GjA=; b=h1dEF1wQHR5ebkl5dYXsHZBsE9 9XgPpXMmJP+ZHSSGCImPZfQsHvHPxXHZyXhRP0qt2dA2vkOWEXi/R0Qbj1mKTa3nCXGXW4aFFJTRR UsdGJrLS2b3dBUaBjYK26lZFYXP1zNmBJQZFu9DXAe/l+oXifa7Fp3gIzLk+ty+ck/J7RYiQGoeMS VuPUhVwbcKf6n5jqsM7b3gZLYLoVybPKzmTdKM166+mY9gc9l3lWKwKf/QIIdJ4ZJURFK7SHBotLF N/kwIy0CB3CoX80fTVmtIW7aTtR+LFqMgVyUdRsyqcaMA9JYqfn0uujE5vwTTHB2Zzj+v1wpOHUsq J5N6w0sQ==; Received: from cw137ip160.mn.codeweavers.com ([10.69.137.160] helo=camazotz.mn.codeweavers.com) by mail.codeweavers.com with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1rwXL2-00FbQv-2i; Mon, 15 Apr 2024 20:10:21 -0500 From: Elizabeth Figura To: Arnd Bergmann , Greg Kroah-Hartman , Jonathan Corbet , Shuah Khan Cc: linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, wine-devel@winehq.org, =?UTF-8?q?Andr=C3=A9=20Almeida?= , Wolfram Sang , Arkadiusz Hiler , Peter Zijlstra , Andy Lutomirski , linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, Randy Dunlap , Ingo Molnar , Will Deacon , Waiman Long , Boqun Feng , Elizabeth Figura Subject: [PATCH v4 20/27] selftests: ntsync: Add some tests for manual-reset event state. Date: Mon, 15 Apr 2024 20:08:30 -0500 Message-ID: <20240416010837.333694-21-zfigura@codeweavers.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240416010837.333694-1-zfigura@codeweavers.com> References: <20240416010837.333694-1-zfigura@codeweavers.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Test event-specific ioctls NTSYNC_IOC_EVENT_SET, NTSYNC_IOC_EVENT_RESET, NTSYNC_IOC_EVENT_PULSE, NTSYNC_IOC_EVENT_READ for manual-reset events, and waiting on manual-reset events. Signed-off-by: Elizabeth Figura --- .../testing/selftests/drivers/ntsync/ntsync.c | 89 +++++++++++++++++++ 1 file changed, 89 insertions(+) diff --git a/tools/testing/selftests/drivers/ntsync/ntsync.c b/tools/testin= g/selftests/drivers/ntsync/ntsync.c index b77fb0b2c4b1..b6481c2b85cc 100644 --- a/tools/testing/selftests/drivers/ntsync/ntsync.c +++ b/tools/testing/selftests/drivers/ntsync/ntsync.c @@ -73,6 +73,27 @@ static int unlock_mutex(int mutex, __u32 owner, __u32 *c= ount) return ret; } =20 +static int read_event_state(int event, __u32 *signaled, __u32 *manual) +{ + struct ntsync_event_args args; + int ret; + + memset(&args, 0xcc, sizeof(args)); + ret =3D ioctl(event, NTSYNC_IOC_EVENT_READ, &args); + *signaled =3D args.signaled; + *manual =3D args.manual; + return ret; +} + +#define check_event_state(event, signaled, manual) \ + ({ \ + __u32 __signaled, __manual; \ + int ret =3D read_event_state((event), &__signaled, &__manual); \ + EXPECT_EQ(0, ret); \ + EXPECT_EQ((signaled), __signaled); \ + EXPECT_EQ((manual), __manual); \ + }) + static int wait_objs(int fd, unsigned long request, __u32 count, const int *objs, __u32 owner, __u32 *index) { @@ -353,6 +374,74 @@ TEST(mutex_state) close(fd); } =20 +TEST(manual_event_state) +{ + struct ntsync_event_args event_args; + __u32 index, signaled; + int fd, event, ret; + + fd =3D open("/dev/ntsync", O_CLOEXEC | O_RDONLY); + ASSERT_LE(0, fd); + + event_args.manual =3D 1; + event_args.signaled =3D 0; + event_args.event =3D 0xdeadbeef; + ret =3D ioctl(fd, NTSYNC_IOC_CREATE_EVENT, &event_args); + EXPECT_EQ(0, ret); + EXPECT_NE(0xdeadbeef, event_args.event); + event =3D event_args.event; + check_event_state(event, 0, 1); + + signaled =3D 0xdeadbeef; + ret =3D ioctl(event, NTSYNC_IOC_EVENT_SET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, signaled); + check_event_state(event, 1, 1); + + ret =3D ioctl(event, NTSYNC_IOC_EVENT_SET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(1, signaled); + check_event_state(event, 1, 1); + + ret =3D wait_any(fd, 1, &event, 123, &index); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, index); + check_event_state(event, 1, 1); + + signaled =3D 0xdeadbeef; + ret =3D ioctl(event, NTSYNC_IOC_EVENT_RESET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(1, signaled); + check_event_state(event, 0, 1); + + ret =3D ioctl(event, NTSYNC_IOC_EVENT_RESET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, signaled); + check_event_state(event, 0, 1); + + ret =3D wait_any(fd, 1, &event, 123, &index); + EXPECT_EQ(-1, ret); + EXPECT_EQ(ETIMEDOUT, errno); + + ret =3D ioctl(event, NTSYNC_IOC_EVENT_SET, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, signaled); + + ret =3D ioctl(event, NTSYNC_IOC_EVENT_PULSE, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(1, signaled); + check_event_state(event, 0, 1); + + ret =3D ioctl(event, NTSYNC_IOC_EVENT_PULSE, &signaled); + EXPECT_EQ(0, ret); + EXPECT_EQ(0, signaled); + check_event_state(event, 0, 1); + + close(event); + + close(fd); +} + TEST(test_wait_any) { int objs[NTSYNC_MAX_WAIT_COUNT + 1], fd, ret; --=20 2.43.0