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Re: [Bug-tar] xattr support on Linux

From: Joerg Schilling
Subject: Re: [Bug-tar] xattr support on Linux
Date: Wed, 10 Oct 2012 13:49:30 +0200
User-agent: nail 11.22 3/20/05

Pavel Raiskup <address@hidden> wrote:

> > AFAIK, the Linux xattr names are not living in the filesystem but inside 
> > files, 
> > so I would assume that there are other rules for them.
> AFAIK, they resides in the filesystem on Linux.  Thats the reason why
> linux xattrs have this low size limits comparing to NFSv4 standard.

If they did live in the filesystem, therw would not be a low size limit.

> > A related OS implementation should from my view disallow '=' inside a the 
> > name 
> > of a name=value pair, but if this conceptional problem is not fixable at 
> > the 
> > right location anymore, I would prefer to just encode '=' and '%'.
> There is probably no need to disallow '=' inside extended attributes
> keywords as the '=' may be encoded also inside separate files?  The linux
> xattrs api would be able to encode/decode this informations...
> > I would prefer to just encode '=' and '%'.
> So do you think this solution is good enough?  I also think that encode
> the whole keyword is not necessary.  Would you be able to fix this also in
> star in future?



 EMail:address@hidden (home) Jörg Schilling D-13353 Berlin
       address@hidden                (uni)  
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