From nobody Wed Dec 3 04:40:51 2025 X-Original-To: dev-commits-src-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 4dLlM773XTz6JpWw for ; Wed, 03 Dec 2025 04:40:51 +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 "R12" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4dLlM76RTlz47Ml for ; Wed, 03 Dec 2025 04:40:51 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1764736851; 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=/oZt6h6fVTa4/rQD9jkS7ASM77OY0eBcG1bWxd18vWQ=; b=pYoM20aLjMbAED283j4i4CRLAKpyAio/Uguv8hIitZMaMqMXQ4m1xBSqf1p7LSFmkf6fm+ 1oLFKsCUdhuYBS1zxrv90VH8BZ85GxZfeBIcReagw1foRLdEmMr6wdrQxN4GtBj+y80wwI 9s1WO8OP/befTMcUtBxk2yvmH2LUdQBQZQZF5zqPeLSJ1iqfySCRfCMZlGSZAStLLvlra7 PRHFMRTsSHBq7toGvmg4bSTFrv+EJbLbD2HBfvwe5qXcXXkgQM/4el9dbkMqgw01Pi7fiU 6hETPkctkDCrw8kQ4Z4yMEC8jRAXO8NIaGR7G4EeANCeQ3g48CSWlGDC8JuTnA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1764736851; 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=/oZt6h6fVTa4/rQD9jkS7ASM77OY0eBcG1bWxd18vWQ=; b=a22ohOAIG4fZqwH7UWpCTvXI8UisCBqSlbIxx6/+VaN7YlUrwMs9ticcPncr313iKlvisv fK4fhSR4ZYS6ZhW5ZfoyJU3MMhT4PmzRtN+MO0VEhYjf5s7APGN5gyxU6j7Zmk2Yt/T+cn 58DQslp2jAqXkWWnL2pqRqrTg25VOZXcN5Rsy54SBJKaVt55Ik+uzyab4FOxBo06MHRbUW ltk/mBxbFoSP2EPGYolFlzp3ok7MkOSwTiay2qKsNsV6kYN3r/nKf9qGXqzN+5Q5nXRZlo DwvttHSG6tuP0lRcoXpzZk0/C9un7WVQ/V0B/r3gcf7XG2T5Zln3XxnVVtSUTA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1764736851; a=rsa-sha256; cv=none; b=g1PzP5+WrgW2e3ixM9gwItklkfclmJjZOM34iVDB69utxloDjxDo9nT164fOqtHQtNVo8k ZDq8uXCFlgd8X6+GO4tbziF3XXJYTEXFASWLlVVw8na/nnyEuKupIPN06aJb+hwRMivkDA CfRB+a2j7e8HkWtBkQToTzx1L/0kVWu5drHBFSQvt2NicsXvpbtFWOfnlhvUP6SRXQAzSN pkOl8zsKP+9fhL0WhSfVPGsjFZ2nNBHSvN6daN2Xdpmn9+7Kk1hjdk7gQz/Hj+QRvxgRpM fnGi+aLIIuGLLJ8f3o/U/LqHldrGnM4rwYLR65IHPEql+YZmv+rdOmVfM5i1yQ== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4dLlM75zlcz70c for ; Wed, 03 Dec 2025 04:40:51 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 3d6b9 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Wed, 03 Dec 2025 04:40:51 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Warner Losh Subject: git: 618347747494 - main - kqueue(9): document f_copy List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: imp X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 618347747494f0c0842edbdfe29bacf533b10d0f Auto-Submitted: auto-generated Date: Wed, 03 Dec 2025 04:40:51 +0000 Message-Id: <692fbf53.3d6b9.17cac8b2@gitrepo.freebsd.org> The branch main has been updated by imp: URL: https://cgit.FreeBSD.org/src/commit/?id=618347747494f0c0842edbdfe29bacf533b10d0f commit 618347747494f0c0842edbdfe29bacf533b10d0f Author: Warner Losh AuthorDate: 2025-12-03 04:40:47 +0000 Commit: Warner Losh CommitDate: 2025-12-03 04:40:47 +0000 kqueue(9): document f_copy f_copy controls whether and how a knote is inherited by the child process. Sponsored by: Netflix Reviewed by: kib Differential Revision: https://reviews.freebsd.org/D53845 --- share/man/man9/kqueue.9 | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/share/man/man9/kqueue.9 b/share/man/man9/kqueue.9 index 8214d7c01673..bc73530226f0 100644 --- a/share/man/man9/kqueue.9 +++ b/share/man/man9/kqueue.9 @@ -22,7 +22,7 @@ .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" -.Dd December 18, 2023 +.Dd December 2, 2025 .Dt KQUEUE 9 .Os .Sh NAME @@ -197,6 +197,18 @@ function of the that the .Va knote was added to. +.It Va f_copy +The +.Va f_copy +function is called to copy notes when the process forks. +When +.Dv NULL , +the current node is not duplicated to the child process. +Filter might set +.Dv f_copy +to +.Fn knote_triv_copy +if there is no additional handling required, besides shallow copying of the knote itself. .El .Pp The function