On Sun, Feb 12, 2006 at 06:06:01PM +0000, Al Viro wrote:
> On Fri, Feb 10, 2006 at 07:31:07PM -0800, Linda Walsh wrote:
> > The maximum number of followed symlinks seems to be set to 5.
> >
> > This seems small when compared to other filesystem limits.
> > Is there some objection to it being raised? Should it be
> > something like Glib's '20' or '255'?
>
> 20 or 255 - not feasible (we'll get stack overflow from hell).
> 8 - probably can be switched already; anybody who hadn't converted their
> fs ->follow_link() to new model will just lose; in-tree instances are
> already OK with that and out-of-tree folks had at least half a year
> of warning.
>
> Unless anybody yells right now, I'm switching it to 8 in post-2.6.16.
FWIW, Fedora/RHEL4 has done this for a long time.
I don't think I've ever seen any problems arise, but then symlink
mazes are thankfully somewhat rare.
Dave
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