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Re: mount -o extattr (extended attributes)

On Thu, Jun 16, 2011 at 05:10:18PM +0000, Emmanuel Dreyfus wrote:
> On Thu, Jun 16, 2011 at 01:03:48PM -0400, Thor Lancelot Simon wrote:
> > As you've observed, this poses an increased risk of filesystem corruption,
> > and this code is not sufficiently robust to handle such corruption on
> > system startup without crashing the kernel.
> With -o extattr it works fine, as the root is mounted without extended
> attributes, and remounted with EA eanbled after fsck. 

But since the extended attribute database isn't validated by fsck, the
kernel can still suddenly crash at that point, no?

> I understand that this implementation is weak, though. I do not have enough
> time to address the problems, so I will not argue for adding UFS_EXTATTR
> to generic kernels. I still think -o setattr can be be useful, as it 
> makes the thing a bit more usable. 

I know you didn't make the problems here -- you just inherited them.  Thanks
for working on this.


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