From owner-freebsd-net@freebsd.org Sun May 12 09:22:24 2019 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 571C315922C5 for ; Sun, 12 May 2019 09:22:24 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id E39B78F67E for ; Sun, 12 May 2019 09:22:23 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id A792C15922C3; Sun, 12 May 2019 09:22:23 +0000 (UTC) Delivered-To: net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 953BB15922C2 for ; Sun, 12 May 2019 09:22:23 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mxrelay.ysv.freebsd.org (mxrelay.ysv.freebsd.org [IPv6:2001:1900:2254:206a::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.ysv.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 2E7048F677 for ; Sun, 12 May 2019 09:22:23 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.ysv.freebsd.org (Postfix) with ESMTPS id 42AEB191F7 for ; Sun, 12 May 2019 09:22:22 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id x4C9MMpn080707 for ; Sun, 12 May 2019 09:22:22 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from www@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id x4C9MMTH080698 for net@FreeBSD.org; Sun, 12 May 2019 09:22:22 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: www set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: net@FreeBSD.org Subject: [Bug 237843] arp: Skips all name lookups if first fail with TRY_AGAIN Date: Sun, 12 May 2019 09:22:21 +0000 X-Bugzilla-Reason: CC AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: 12.0-STABLE X-Bugzilla-Keywords: needs-qa X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: pete@twisted.org.uk X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: net@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 12 May 2019 09:22:24 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D237843 --- Comment #3 from pete@twisted.org.uk --- Wasn't supposed to be a patch, as its not a real fix - its removing intended functionality to let me debug what was going on, which is not a great way to proceed, but for reference the diff looks like this: --- arp.c 2019-05-12 10:20:57.920473000 +0100 +++ /usr/src/usr.sbin/arp/arp.c 2018-11-11 17:59:35.794752000 +0000 @@ -605,8 +605,11 @@ hp =3D 0; if (hp) host =3D hp->h_name; - else + else { host =3D "?"; + if (h_errno =3D=3D TRY_AGAIN) + nflag =3D 1; + } xo_emit("{:hostname/%s} ({:ip-address/%s}) at ", host, inet_ntoa(addr->sin_addr)); if (sdl->sdl_alen) { --=20 You are receiving this mail because: You are on the CC list for the bug. You are the assignee for the bug.=