Date: Thu, 9 Apr 2009 14:25:59 +0100 (BST) From: Robert Watson <rwatson@FreeBSD.org> To: Luigi Rizzo <luigi@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r190865 - in head: sbin/ipfw sys/netinet Message-ID: <alpine.BSF.2.00.0904091424150.56456@fledge.watson.org> In-Reply-To: <200904091246.n39Ck05i004627@svn.freebsd.org> References: <200904091246.n39Ck05i004627@svn.freebsd.org>
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On Thu, 9 Apr 2009, Luigi Rizzo wrote: > Note- this commit changes the userland/kernel ABI for pipes > (but not for ordinary firewall rules) so you need to rebuild > kernel and /sbin/ipfw to use dummynet features. > > Please check the manpage for details on the new feature. > > The MFC would be trivial but it breaks the ABI, so it will > be postponed until after 7.2 is released. Under our more strict but relatively undocumented -STABLE ABI rules, this sort of change is no longer permitted. Is there really no way to do this without breaking the ABI for the purposes of making it more gently MFCable? Robert N M Watson Computer Laboratory University of Cambridge
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