On Wed, 2012-08-08 at 18:48 +0200, Tigran Mkrtchyan wrote:
> Hi,
>
> It's quite some time without kernel panic reports from me ....
>
> Observer on MDS and DS shutdown during IO.
>
> This is with 3.5.0-2.fc17.x86_64 kernel. Line in code:
>
> nfs4proc.c:6252 : BUG_ON(!list_empty(&lo->plh_segs));
>
If the server doesn't return a stateid, then that is supposed to
indicate that it thinks that it doesn't hold any more layout segments
for this file.
To me, that indicates that we should be calling
mark_matching_lsegs_invalid() rather than Oopsing.
Any dissenting voices from the pNFS crowd?
--
Trond Myklebust
Linux NFS client maintainer
NetApp
Trond.Myklebust@xxxxxxxxxx
www.netapp.com
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