Date: Fri, 24 Mar 2000 12:27:12 -0500 (EST) From: Kenneth W Cochran <kwc@world.std.com> To: "Daniel C. Sobral" <dcs@newsguy.com> Cc: freebsd-stable@freebsd.org Subject: Re: Linux ext2 fs support changes in -stable Message-ID: <200003241727.MAA06724@world.std.com> References: <200003221548.KAA05168@world.std.com>
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>From dcs@newsguy.com Wed Mar 22 20:35:12 2000 >Date: Thu, 23 Mar 2000 10:31:51 +0900 >CC: freebsd-stable@FreeBSD.ORG >Subject: Re: Linux ext2 fs support changes in -stable > >Kenneth W Cochran wrote: >> Somewhat all-of-a-sudden, I am unable to r/w mount a Linux ext2 >> filesystem on the same hdd with my BSD. I get in my syslog (& >> on console): >> /kernel: WARNING: R/W mount of dev 0xe040a denied due to >> unsupported optional features > >This is telling you that this file system has features (put in >the by a recent version of Linux, most likely) which our ext2fs >code does not understand. Since we don't understand it, allowing >a R/W mount is dangerous. Makes sense... Interesting that this does not happen on my other hdd; I bet I made those filesystems under a previous Linux version... >You can read more about this using the cvsweb to check the commit >logs for the ext2fs files. This was bde's (Bruce Evans) changes. > >I can see the point in wanting to force a R/W mount, on the >grounds that you know more about your setup than the software >does (which is the whole point of the software denying you R/W >access in the first place :), but you'll need to convince Bruce, >not me, of that. > >Convincing Bruce is easy, as long as he agrees with you to begin >with. If he doesn't... I must assume that Bruce had Good Reason for changing this behavior... >-- >Daniel C. Sobral (8-DCS) >dcs@newsguy.com >dcs@freebsd.org >capo@zurichgnomes.bsdconspiracy.net I hope this is "temporary" & gets "fixed" soon; I've found *BSD's support of ext2 to be much more reliable than Linux's support for ufs... -kc To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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