Date: Tue, 3 Feb 2026 16:16:49 -0500 From: Mark Johnston <markj@freebsd.org> To: Gleb Smirnoff <glebius@freebsd.org> Cc: src-committers@freebsd.org, dev-commits-src-all@freebsd.org, dev-commits-src-main@freebsd.org Subject: Re: git: 349fcf079ca3 - main - net: add ifnet_rename_event EVENTHANDLER(9) for interface renaming Message-ID: <aYJlwbaLGRMF1Tgl@nuc> In-Reply-To: <6948abb4.37a66.71609f61@gitrepo.freebsd.org>
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On Mon, Dec 22, 2025 at 02:23:48AM +0000, Gleb Smirnoff wrote: > The branch main has been updated by glebius: > > URL: https://cgit.FreeBSD.org/src/commit/?id=349fcf079ca32d5c93e45366d2b27638747affeb > > commit 349fcf079ca32d5c93e45366d2b27638747affeb > Author: Gleb Smirnoff <glebius@FreeBSD.org> > AuthorDate: 2025-12-21 21:31:43 +0000 > Commit: Gleb Smirnoff <glebius@FreeBSD.org> > CommitDate: 2025-12-22 02:23:14 +0000 > > net: add ifnet_rename_event EVENTHANDLER(9) for interface renaming > > and don't trigger ifnet_arrival_event and ifnet_departure_event for a > rename, as the interface isn't being detached from any protocol. The > consumers of the arrival/departure events are divided into a few > categories: > - which indeed need to do the same actions as if interface was fully > detached and attached: routing socket and netlink notifications to > userland and the Linux sysfs. All addressed by this commit. > - which build their logic based on an interface name, but should actually > update their database on rename: packet filters. This commit leaves > them with the old behavior - emulate full detach & attach, but this > should be improved. > - which shouldn't do anything on rename, not touched by the commit. > - ng_ether and if_tuntap, that are special and will be addressed by > separate commits. Can we get rid of the IFF_RENAMING flag now? IIUC all of its uses are in ifnet_departure_event handlers to short-circuit the handler because the interface is not actually going away.home | help
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