From owner-freebsd-bugs Wed Jun 20 7: 5:54 2001 Delivered-To: freebsd-bugs@freebsd.org Received: from ringworld.nanolink.com (sentinel.office1.bg [195.24.48.182]) by hub.freebsd.org (Postfix) with SMTP id CCA2937B403 for ; Wed, 20 Jun 2001 07:05:13 -0700 (PDT) (envelope-from roam@orbitel.bg) Received: (qmail 1546 invoked by uid 1000); 20 Jun 2001 14:02:51 -0000 Date: Wed, 20 Jun 2001 17:02:51 +0300 From: Peter Pentchev To: Jeroen Ruigrok/Asmodai Cc: Ian Dowse , freebsd-bugs@FreeBSD.org Subject: Re: kern/765: umount -f can`t umount a NFS filesystem in use Message-ID: <20010620170251.B794@ringworld.oblivion.bg> Mail-Followup-To: Jeroen Ruigrok/Asmodai , Ian Dowse , freebsd-bugs@FreeBSD.org References: <200106201315.f5KDFZB73481@freefall.freebsd.org> <200106201427.aa85395@salmon.maths.tcd.ie> <20010620155109.G49400@daemon.ninth-circle.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <20010620155109.G49400@daemon.ninth-circle.org>; from asmodai@FreeBSD.org on Wed, Jun 20, 2001 at 03:51:09PM +0200 Sender: owner-freebsd-bugs@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org On Wed, Jun 20, 2001 at 03:51:09PM +0200, Jeroen Ruigrok/Asmodai wrote: > -On [20010620 15:31], Ian Dowse (iedowse@maths.tcd.ie) wrote: > >In message <200106201315.f5KDFZB73481@freefall.freebsd.org>, asmodai@FreeBSD.or > >g writes: > >>Synopsis: umount -f can`t umount a NFS filesystem in use > >> > >>Responsible-Changed-From-To: asmodai->freebsd-bugs > > > >This has been fixed in -current (revision 1.312 of vfs_subr.c and > >associated changes), but is still a problem in -stable. A direct > >MFC would require the recompilation of all filesystem modules, and > >minor source changes to any filesystems maintained outside the > >tree. > > > >Is this likely to cause problems? If so, an alternative would be > >a workaround that would just fix the NFS case. I'd prefer to reduce > >rather than increase the differences between the branches if possible > >though. > > I'd prefer to have this fixed as well, rather than documented as a > caveat. > > Since it seems to counterproductive to not being able to use umount -f > on NFS mounts. I know I have had to use this in the past due to > networks bouncing up and down. > > And a recompile is worth it in my opinion. > > I am interested in good arguments _NOT_ to fix this. I'd love to have umount -f functionality. I'd absolutely LOVE to. (think NFS server on a laptop, and hung NFS mounts after the laptop is physically removed..) However, people might start speaking about ABI changes in -stable :( G'luck, Peter -- If wishes were fishes, the antecedent of this conditional would be true. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-bugs" in the body of the message