On Tue, Sep 09, 2014 at 10:49:55AM -0400, Anna Schumaker wrote:
> + struct nfs_server *server = NFS_SERVER(inode);
> + long ret = -EOPNOTSUPP;
> +
> + if (server->caps & NFS_CAP_ALLOCATE) {
> + ret = nfs42_proc_allocate(inode, stateid, offset, len);
> + if (ret == -EOPNOTSUPP)
> + server->caps &= ~NFS_CAP_ALLOCATE;
> + }
So if we want clients to allow this sort of optimization we can't return
NFSERR_PNOTSUPP if it's called on the "wrong" kind of file. Back to the
drawing board on that one.
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