From owner-freebsd-net@FreeBSD.ORG Thu Apr 16 11:48:44 2015 Return-Path: Delivered-To: freebsd-net@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 2A40AA04 for ; Thu, 16 Apr 2015 11:48:44 +0000 (UTC) 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 mx1.freebsd.org (Postfix) with ESMTPS id 10529D6D for ; Thu, 16 Apr 2015 11:48:44 +0000 (UTC) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.14.9/8.14.9) with ESMTP id t3GBmhhI009392 for ; Thu, 16 Apr 2015 11:48:43 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-net@FreeBSD.org Subject: [Bug 199136] [if_tap] Added down_on_close sysctl variable to tap(4) Date: Thu, 16 Apr 2015 11:48:43 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 10.1-RELEASE X-Bugzilla-Keywords: patch X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: glebius@FreeBSD.org X-Bugzilla-Status: Open X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-net@FreeBSD.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: mfc-stable10? X-Bugzilla-Changed-Fields: bug_status cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit 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: 2.1.20 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 16 Apr 2015 11:48:44 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=199136 Gleb Smirnoff changed: What |Removed |Added ---------------------------------------------------------------------------- Status|New |Open CC| |glebius@FreeBSD.org --- Comment #7 from Gleb Smirnoff --- I'm strongly against the sysctl, and reasons are same as before. Sysctl knob is global. You can make it per-vnet, but your patch lacks that. You could even make it per-interface, but that would require quite a lot of extra code. The IFF_LINK flag is a lesser patch, and immediately gives you a per-interface configuration granularity, which of course implies per-vnet. Setting flag in rc.conf requires same efforts as putting a line in sysctl.conf. Changing the default is different question, and should be discussed separately. -- You are receiving this mail because: You are the assignee for the bug.