From nobody Sun Jul 12 14:25:43 2026 X-Original-To: dev-commits-doc-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4gynsz6gWWz6lRTQ for ; Sun, 12 Jul 2026 14:25:43 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "YR1" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4gynsz5bWvz3qZs for ; Sun, 12 Jul 2026 14:25:43 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1783866343; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=aFWL919lDU89I7+YZTZxCmcLMyO3TydHq0FT540sXKQ=; b=RojZQIIPmCMrHTWO6SHakB7iQPZinaOubEVMqOvXvDofJQn0bKA7TRy6TiZ/EgVbw6hwUE lWCB2GiOUQa/zy9oEwA1kzwwDFnZgVMaMPuOY9xz/mFJNSYQmlgLQAMeAqn/ywZxWTHjWz Nzcaqerjgo6sfTaxeKX24HHNYxKlwm/nFINJIOTnJWHQbgh3Uz5jAc1cF5KOTIEILKiIT5 veHnTzY108qzb6/4j8Dz8fXslhcAa4zA2+oI0vVg44qAXtIsWzxdKMGhfcLlnnngjUG/bn 6/KSnUjnnh7yae4tE6nEzX7s5h6e0SWworGMxli4JL8Ob1s76d30bflIVTW5yg== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1783866343; a=rsa-sha256; cv=none; b=MfIDsI1KFKk9gSaoNCJsTc7Xcp0Bk85eCbi8HST15ZR/c3xuCKmZye83Ph0DvMWi81TdrH QAS4RxqhAz7uoAMUT3VohhbIeff5qk86vAk0dbeRlOv5Jidqnz5jVSoxfldr63lhRX5hI6 qCujtcd62XgvBMsVFijg1Ifcqta9WiZmsuXMS6Y5ytDxyis72yqoVx19ynQ4BjrjPyrVeC jXmnS9ZvyUJvy2USTY5NPpylaCIWH8DAuS3nmAfDal5fA+5OYWoWKlNYw+a+fbNUlBybDV KKdAaNkVlz1Kc0L1iECoOSNeEM7YuKj/wMQ5dqG6xRvy1uKicucjH0BwBEsc9w== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1783866343; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=aFWL919lDU89I7+YZTZxCmcLMyO3TydHq0FT540sXKQ=; b=Vj9CJLzHXwPYIFpZEzAusW8m8qQZlwm3HjzvoCWSJK/cx/siREjsWTAcxOrWJVJh8gNGzr KI2kLgIZ1mz9/rkYzRV2Tw1yQaSZI6VmPM1Uj0lS0rEJiwCDe/5tkThRS912V5PXM/j3w9 97aWbNOtY/ovgWpCZ5sT+/y6x+dC22cE4f6i/vBIhTiDdRstTDyq7oG5eMgv60ikG8zfyD y3fsxluCcBJEXGQU3Otga6As7Y6wTlBqK9mxTkzYx2RqInyybrBilzEtkaNXGjMde9N4ic h/08lC3emjLkSY1XT9eXgYm6mEJtvfowOSKnRf/E7ZERxuAjF/me5ziX0cphRg== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4gynsz4968z111 for ; Sun, 12 Jul 2026 14:25:43 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 382ad by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Sun, 12 Jul 2026 14:25:43 +0000 To: doc-committers@FreeBSD.org, dev-commits-doc-all@FreeBSD.org From: Konstantin Belousov Subject: git: 66feafd5df - main - ntsync(9) report List-Id: Commit messages for all branches of the doc repository List-Archive: https://lists.freebsd.org/archives/dev-commits-doc-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-doc-all@freebsd.org Sender: owner-dev-commits-doc-all@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kib X-Git-Repository: doc X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 66feafd5df132bd49618f2a3f57e8e6182eeb5fc Auto-Submitted: auto-generated Date: Sun, 12 Jul 2026 14:25:43 +0000 Message-Id: <6a53a3e7.382ad.39bd28e2@gitrepo.freebsd.org> The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/doc/commit/?id=66feafd5df132bd49618f2a3f57e8e6182eeb5fc commit 66feafd5df132bd49618f2a3f57e8e6182eeb5fc Author: Konstantin Belousov AuthorDate: 2026-06-09 01:14:06 +0000 Commit: Konstantin Belousov CommitDate: 2026-07-12 14:25:17 +0000 ntsync(9) report Reviewed by: salvadore Sponsored by: The FreeBSD Foundation Differential revision: https://reviews.freebsd.org/D57932 --- .../en/status/report-2026-04-2026-06/ntsync.adoc | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/website/content/en/status/report-2026-04-2026-06/ntsync.adoc b/website/content/en/status/report-2026-04-2026-06/ntsync.adoc new file mode 100644 index 0000000000..bd1beb8086 --- /dev/null +++ b/website/content/en/status/report-2026-04-2026-06/ntsync.adoc @@ -0,0 +1,17 @@ +=== NTSYNC(9) + +Contact: Konstantin Belousov + +Recently there was a stream of articles hyping the Linux driver ntsync which implemented a helper for Wine to accelerate Windows NT synchronization primitives. +The substrates to implement semaphores, mutexes, and events from the Win32 land are provided by it. +The driver represents each NT object as a file descriptor, which has the set of the ioctls defined that directly map into the Win32 operations. + +The project implemented the driver providing the compatible ntsync interface as specified in the Linux 7.0-rc3 document Documentation/userspace-api/ntsync.rst. +Both native FreeBSD interface, and the Linu ABI compatibility layers, are written. + +To test the driver, a minimal version of the Linux kernel test harness was ported. +FreeBSD driver follows the interface details as encoded by the tests, when a discrepancy between Linux documentation and tests was found. + +Both the driver and its man page man:ntsync(4) were written from scratch, without consulting the Linux source code. + +Sponsor: The FreeBSD Foundation