Re: NFS on little-endian platform - Microblaze

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On Wed, 2011-02-16 at 14:16 +0100, Michal Simek wrote: 
> Hi again,
> 
> I forget to cc linux-nfs mailing list.
> 
> Michal
> 
> P.S.: Tested on kernels 2.6.38-rc4, 2.6.37 and 2.6.36
> 
> Michal Simek wrote:
> > Hi All,
> > 
> > I am trying to understand one problem which we have found.
> > The problem is that I can't on Microblaze little-endian platform
> > mount nfs without -o nolock options. (Log below)
> > Selecting tcp or udp has no effect.
> > I am using emaclite driver and there is no problem on big endian 
> > microblaze.
> > 
> > ping, telnet, http, ftp, iperf, netperf work well.
> > 
> > That's why I have a question if there is any endian specific option for 
> > NFS?
> > 
> > Thanks,
> > Michal
> > 
> > ~ # mount -t nfs 192.168.0.101:/tftpboot/nfs /mnt
> > svc: failed to register lockdv1 RPC service (errno 13).
> > lockd_up: makesock failed, error=-13
> > svc: failed to register lockdv1 RPC service (errno 13).
> > ~ # mount -t nfs -o nolock 192.168.0.101:/tftpboot/nfs /mnt
> > ~ # mount
> > rootfs on / type rootfs (rw)
> > proc on /proc type proc (rw,relatime)
> > none on /var type ramfs (rw,relatime)
> > none on /sys type sysfs (rw,relatime)
> > none on /etc/config type ramfs (rw,relatime)
> > none on /dev/pts type devpts (rw,relatime,mode=600)
> > 192.168.0.101:/tftpboot/nfs on /mnt type nfs 
> > (rw,relatime,vers=3,rsize=32768,wsize=32768,namlen=255,hard,nolock,proto=udp,port=65535,timeo=7,retrans=3,sec=sys,local_lock=all,addr=192.168.0.101) 
> > 
> > ~ #
> > ~ # ps
> > PID   USER     TIME   COMMAND
> >     1 root       0:02 init
> >     2 root       0:00 [kthreadd]
> >     3 root       0:00 [ksoftirqd/0]
> >     4 root       0:00 [kworker/0:0]
> >     5 root       0:00 [kworker/u:0]
> >     6 root       0:00 [khelper]
> >     7 root       0:00 [sync_supers]
> >     8 root       0:00 [bdi-default]
> >     9 root       0:00 [kblockd]
> >    10 root       0:00 [rpciod]
> >    11 root       0:00 [kworker/0:1]
> >    12 root       0:00 [kswapd0]
> >    13 root       0:00 [fsnotify_mark]
> >    14 root       0:00 [aio]
> >    15 root       0:00 [nfsiod]
> >    16 root       0:00 [kworker/u:1]
> >    58 root       0:00 udhcpc -R -n -p /var/run/udhcpc.eth0.pid -i eth0
> >    62 1          0:00 /bin/portmap
> >    64 root       0:00 /bin/inetd /etc/inetd.conf
> >    65 root       0:01 -sh
> >    66 root       0:00 /bin/syslogd -n
> >    67 root       0:00 /bin/flatfsd
> >    68 root       0:00 [kworker/0:2]
> >    91 root       0:00 ps

Where is rpc.statd? Without it, the above behaviour is 100% expected.

Trond

-- 
Trond Myklebust
Linux NFS client maintainer

NetApp
Trond.Myklebust@xxxxxxxxxx
www.netapp.com

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