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Message-ID: <20060904203346.GA6646@elf.ucw.cz> Date: Mon, 4 Sep 2006 22:33:46 +0200 From: Pavel Machek <pavel@....cz> To: Shaya Potter <spotter@...columbia.edu> Cc: Josef Sipek <jsipek@...sunysb.edu>, linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org, hch@...radead.org, akpm@...l.org, viro@....linux.org.uk Subject: Re: [PATCH 00/22][RFC] Unionfs: Stackable Namespace Unification Filesystem On Mon 2006-09-04 09:28:26, Shaya Potter wrote: > On Sun, 2006-09-03 at 11:05 +0000, Pavel Machek wrote: > > Hi! > > > > > - Modifying a Unionfs branch directly, while the union is mounted, is > > > currently unsupported. Any such change may cause Unionfs to oops and it > > > can even result in data loss! > > > > I'm not sure if that is acceptable. Even root user should be unable to > > oops the kernel using 'normal' actions. > > As I said in the other case. imagine ext2/3 on a a san file system > where 2 systems try to make use of it. Will they not have issues? They probably will have issues (altrough I'm not sure, perhaps ext2 has been debugged enough), but they'll fix them (as opposed to document that oopses are okay). Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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