Messages in this thread | | | Subject | Re: [NFS] attempt to use V1 mount protocol on V3 server | From | Trond Myklebust <> | Date | 03 Sep 2003 19:33:31 -0400 |
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>>>>> " " == Pascal Schmidt <der.eremit@email.de> writes:
> a) when unmounting an NFS volume, the server gets sent an umount > request indicating version 1 of the protocol, sending a > version 3 umount is not even attempted
> b) when something goes wrong during the NFSv3 mount, the kernel > seems to fall back to NFSv2, re-attempting the mount with > mount protocol version 1
> I think both of this should not be done when the remote side > does not advertise mount protocol version 1 support.
> Question: is this a problem of the user-space mount utility or > is it an in-kernel problem?
a) Is a feature of the 'mount' program. An NFS server should in any case not rely on the umount being sent: a client may have crashed or been firewalled, or whatever...
b) Is a kernel feature which will never trigger if you are passing a correct filehandle from your mountd.
Cheers, Trond - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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