From nobody Fri Apr 3 15:27:30 2026 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 4fnMzR0SSHz6Ygh4 for ; Fri, 03 Apr 2026 15:27:31 +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" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4fnMzQ3pjgz3hf9 for ; Fri, 03 Apr 2026 15:27:30 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1775230050; 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=Pb4Et2gTpR2IIhbqoSHCzEM8n8RFRjva+D7l8Mt9jPM=; b=MUG4nbpqEjkqnScNtnswLms64GHFTXV6iWLK5x9diB8P3NLE7v0NeqSk5/Qjxid4GUD4ws l5WtyuyKiBvDq0qGw2BMhlLk5kNy8OM/zawTF17KOxRcry1co0hDo/OKSXcK08R3sTGtQt 2a5RztufQwKgK03wtqlbdA6rG0aZhr/ogzmdpBzXwv8h5QAzR7jaz3aRml1SjK9u6Hpc44 VpcBOtPlvUQKOiN5/t5baAPkE94POxL4Nrbtl938v6EpSD7GkbK0T86anmtHpRvAlZLRlP Hm4ZrYhO3x/V6fODTAm31txvcmdBCUlM8LpEjA310Qn+zC2hkYKA3z2ledlR8w== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1775230050; a=rsa-sha256; cv=none; b=MHdtEx5rpJ9XX+zBRLPxFbJ9hozUwnl52AjviTDPI+O8s6T28TfHCjPCdsg/R0qHhiNG+1 9mXLTXrksnwXKJV22PEAMzysmKyxTSUn0ZB6p0Rc/VKiEAqE3mtlWHJ4gHDh2v51ePhFOU aVDJBpVBA8nN3XaRV7bGm8XD+b9NYvnvo+NsAq2XI0qP4YOwL/sqjyiNBAw4USp2Ef2MYO gwVzAvlardpLxjwcYndlARk3yzdn4eofNGclaE7sz5Fr3dKuOOK6wPGFNJEzkzBNPInsPS nCoYvebq4vsLDPgP2H93JIXjUy8uUICWMJBcTRoAJJis/Wu0F199h0jfcPq+EA== 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=1775230050; 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=Pb4Et2gTpR2IIhbqoSHCzEM8n8RFRjva+D7l8Mt9jPM=; b=Mxa8XpQoJrlmOAwgWasXM0H2uQe6X7rYUzfRsoiUTI2hOhBu6/ICpEuc9dll05j9GnFTwe OqikepIPi9s6WLXnNdzsrbMIX35ylngv/XgZUp5lDbqNFoge00pYaVwCd/lb9+kgm/plFI gEFGFaD3tRIg47y4EnGtqO71rNyWaJAqpQxhzoEfNN7p9lu24xrXrlWlB0x2clT6LJcNMk Ky2mNdl7DiNHjD6GE4ao9atQodPMBWdFUlP/oAvfkqa7aCYKFLoy5ECmwUcdK3guZolOLd oxn33iGNFQVtkLW5zjLuIk1kM1jHE0fLE/eZKIQUSjUW3oA3J0ZjUEnS9CNN1w== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4fnMzQ3P0Zzv1V for ; Fri, 03 Apr 2026 15:27:30 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 40eb5 by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Fri, 03 Apr 2026 15:27:30 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Jake Freeland Subject: git: c10591e45071 - stable/14 - timerfd: Suppress kqueue readability after jump read 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: jfree X-Git-Repository: src X-Git-Refname: refs/heads/stable/14 X-Git-Reftype: branch X-Git-Commit: c10591e45071e0f4b2a596b41ea38b1aa3aa0748 Auto-Submitted: auto-generated Date: Fri, 03 Apr 2026 15:27:30 +0000 Message-Id: <69cfdc62.40eb5.2025b63f@gitrepo.freebsd.org> The branch stable/14 has been updated by jfree: URL: https://cgit.FreeBSD.org/src/commit/?id=c10591e45071e0f4b2a596b41ea38b1aa3aa0748 commit c10591e45071e0f4b2a596b41ea38b1aa3aa0748 Author: Jake Freeland AuthorDate: 2026-03-20 06:34:15 +0000 Commit: Jake Freeland CommitDate: 2026-04-03 15:26:56 +0000 timerfd: Suppress kqueue readability after jump read Do not report EVFILT_READ after reading a discontinuous clock jump. This makes the kqueue filter consistent with Linux epoll behavior and timerfd_poll(), which already checks tfd_jumped != TFD_READ before reporting POLLIN. MFC after: 2 weeks (cherry picked from commit 33345b8834859cf1ad7f1256f3a34b4a7c83e8e8) --- sys/kern/sys_timerfd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sys/kern/sys_timerfd.c b/sys/kern/sys_timerfd.c index e4d00f224505..22e6a30faa21 100644 --- a/sys/kern/sys_timerfd.c +++ b/sys/kern/sys_timerfd.c @@ -290,7 +290,7 @@ filt_timerfdread(struct knote *kn, long hint) mtx_assert(&tfd->tfd_lock, MA_OWNED); kn->kn_data = (int64_t)tfd->tfd_count; - return (tfd->tfd_count > 0); + return (tfd->tfd_count > 0 && tfd->tfd_jumped != TFD_READ); } static const struct filterops timerfd_rfiltops = {