From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list.codeweavrs.com (list.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 9DCDC3E49DA; Thu, 23 Jul 2026 20:13:19 +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=1784837602; cv=none; b=lkg6RsiLbeBucAl1B9t8IFnrqOmfhrMYBf2D5TaO/JwRIMhDZ/LN6gbxtyqU8JJlw1nT74/YApLmxVQZsqcp9hAqTMwJMtudoqq2mtrqPt1u6iGV+z2SjciwEPbAEvv1ncfuHaGYZkpyomzMFzg53eUtdotKuViXSn0KoW5VdsM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784837602; c=relaxed/simple; bh=ZMX51YCuRs8+LU8uPn8Ix3iTH+1eAKuiIIdEyh65wfE=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=Fqjdj3P0v70/4LHPf21YG89LX9GUcZjjL+p3RVU0vcq0jJjXK84FejWwkVforI2FsSt+J4WZv2IVTuXZu+n4p5YiycObT8Vh8fkmMQHTnFu2KPeyM88ATxvexyQ5robwVmfiBGr99o+EU20k5um45UBdR3FpVgtjpAJcYN7pMaU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=codeweavers.com; spf=pass smtp.mailfrom=codeweavers.com; dkim=pass (2048-bit key) header.d=list.codeweavers.com header.i=@list.codeweavers.com header.b=n44c1Q3q; arc=none smtp.client-ip=4.36.192.163 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject 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=list.codeweavers.com header.i=@list.codeweavers.com header.b="n44c1Q3q" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=list.codeweavers.com; s=list; h=Content-Transfer-Encoding:Content-Type: MIME-Version:Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=Gnn6Un8y8QGuiSUKAgWv2QEw40SpxAJITg03jxDlhmE=; b=n44c1Q3qQVrbJUXLj6qRXaA8xo Epdf4SrIgNzIhhiOuzjV0au7h3BOUeej58jIyX5UQa6ZLj037bouNTlawr4w3lRlSY43vXylrTDBF E3EegVdnoiG7Zq7eFgWU8VGNlY//QyfCKG0KzUTWYMXIOGSJ0pKy8UqZKqknlo+y8VFHny52x2qN4 FOgnB/uvBZmsvTavzGOeHvl4or4uhNDmXTG+8sOGSNyYtsFuBR5zn6YGLga/zKun3/oP6JUmPU6g0 od9KC0EVgpPkYpyc3qRJ2NHRYrdkOVhQ/RBR6V8Pr6A0MS8pYmErSkBlNgRO7noRWKJv/f5UrC4W2 w/Py26Vw==; Received: from cw137ip160.mn.codeweavers.com ([10.69.137.160] helo=camazotz.mn.codeweavers.com) by list.codeweavrs.com with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wmzn6-00AV4U-1Z; Thu, 23 Jul 2026 15:13:12 -0500 From: Elizabeth Figura To: Arnd Bergmann , Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, wine-devel@list.winehq.org, linux-kselftest@vger.kernel.org, linux-doc@vger.kernel.org, =?UTF-8?q?Iv=C3=A1n=20Ezequiel=20Rodriguez?= , Elizabeth Figura Subject: [PATCH v2 0/5] ntsync miscellaneous patches Date: Thu, 23 Jul 2026 15:12:56 -0500 Message-ID: <20260723201301.11826-1-zfigura@codeweavers.com> X-Mailer: git-send-email 2.53.0 Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This is a resend of a series originally submitted as [1], combined with two patches originally sent as [2]. This supersedes a previous set of patches sent as [3]. The following is the original cover letter sent with the series at [1]. [1] https://lore.kernel.org/all/20260628024239.152852-1-ivanrwcm25@gmail.com/ [2] https://lore.kernel.org/all/20260720175402.44338-1-ivanrwcm25@gmail.com/ [3] https://lore.kernel.org/all/20260720171740.447035-1-zfigura@codeweavers.com/ === This series improves ntsync without changing wait/wake semantics: 1/4 — Align Documentation/userspace-api/ntsync.rst with include/uapi/linux/ntsync.h (ioctl macro names and struct layout). 2/4 — Fix wake_all selftest: CREATE_EVENT returns an fd, not zero. 3/4 — Add selftests for documented EINVAL cases (zero owner, non-zero pad, cross-instance object use). 4/4 — Reject wait ioctls when owner is zero, matching the documented uAPI (3/4 depends on 4/4 for the owner tests). Patch 4/4 closes a spec gap: Documentation/userspace-api/ntsync.rst requires EINVAL when wait owner is zero, but setup_wait() only validated pad and flags. Unlock/kill mutex ioctls already reject owner == 0. Testing: - scripts/checkpatch.pl --strict --no-tree: clean (4/4 patches) - make headers && make -C tools/testing/selftests TARGETS=drivers/ntsync - Kernel 7.1.0-ntsync-test+ (CONFIG_NTSYNC=y), QEMU x86_64 initramfs: tools/testing/selftests/drivers/ntsync/ntsync — 12/12 PASS, including wake_all and wait_args_validation - On 6.17.0-35-generic with the distro ntsync.ko (without patch 4/4): wait_args_validation fails on owner==0 (wait proceeds instead of EINVAL), confirming the gap this series fixes Iván Ezequiel Rodriguez (5): selftests: ntsync: fix wake_all CREATE_EVENT fd expectation selftests: ntsync: add wait argument validation tests ntsync: reject wait ioctls with zero owner docs: ntsync: align ioctl names and struct layouts with uapi selftests: ntsync: test absolute MONOTONIC waits under time namespaces Documentation/userspace-api/ntsync.rst | 33 ++--- drivers/misc/ntsync.c | 3 + .../testing/selftests/drivers/ntsync/ntsync.c | 133 +++++++++++++++++- 3 files changed, 152 insertions(+), 17 deletions(-) base-commit: 2cedf2272f1bb42471e646868ac572cc5752bd91 -- 2.53.0