Re: [PATCH] nfsd: default to kernel default for minorversion 1

Steve Dickson
2010-02-12T19:58:26Z

On 02/05/2010 03:05 PM, J. Bruce Fields wrote:
> From: J. Bruce Fields <bfields@citi.umich.edu>
>
> The current kernel code should not be enabled by default, because it
> does not yet attempt to be a conform completely to the rfc; for example,
> some required pieces of protocol are missing.
>
> Therefore the kernel defaults to leaving minorversion1 off. When the
> code matures sufficiently, that default will change.
>
> That kernel default becomes meaningless if nfs-utils always explicitly
> turns 4.1 on or off. So, nfs-utils should by default do nothing.
>
> Early adopters that want to turn on NFSv4.1 explicitly can still do so
> using
>
> echo "+4.1" >/proc/fs/nfsd/versions
>
When I write to /proc/fs/nfsd/versions I'm getting
write error: Device or resource busy

What did you do to make the file writeable?

steved.