DIR1 on Fedora 17 and recent Ubuntu
abartlet at samba.org
Thu Nov 1 17:32:23 MDT 2012
On Thu, 2012-11-01 at 12:20 -0700, Jeremy Allison wrote:
> On Thu, Nov 01, 2012 at 12:53:26PM +0100, Jelmer Vernooij wrote:
> > On Thu, 2012-11-01 at 14:13 +1100, Andrew Bartlett wrote:
> > > I forget to mention this a while back, but the DIR1 test (as part of
> > > make test, eg "make test TESTS=DIR1" seems to get into an infinite loop
> > > on Fedora 17.
> > >
> > > What made me remember is that Jelmer mentioned it happens for him on
> > > Ubuntu. Presumably something has changed in the kernel, and I'm
> > > wondering if someone who groks the low level filesystem stuff could have
> > > a look into this?
> > Thanks for sending an email about this.
> > I'm actually using Debian, running Linux 3.5.5-1~experimental.1 at the moment.
> Is this with a 64-bit long ? I'm guessing this is the
> problem when the reply from telldir() exceeds 32-bits,
> which only hits clients doing the "old" SMBSearch calls
> (DOS clients essentially). The DIR1 test does this also.
> We have an outstanding bug on this but it's fiddly to
> fix (essentially we need to keep a mapping of 64-bit
> offsets to 32-bit indexes).
My filesystem is ext4 and I'm on 64 bit.
If it's unusual, hard, and difficult to fix, is there something we could
do to avoid the CPU spin in make test?
Andrew Bartlett http://samba.org/~abartlet/
Authentication Developer, Samba Team http://samba.org
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