Re: [PATCH 33/40] pnfs-submit wave3 remove CONFIG_NFS_V4 and V4_1 from nfs_read_data

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On Fri, Feb 4, 2011 at 4:33 PM,  <andros@xxxxxxxxxx> wrote:
> From: Andy Adamson <andros@xxxxxxxxxx>
>
> Signed-off-by: Andy Adamson <andros@xxxxxxxxxx>
> ---
>  include/linux/nfs_xdr.h |   12 ++++--------
>  1 files changed, 4 insertions(+), 8 deletions(-)
>
> diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
> index 3b2e488..1222aa9 100644
> --- a/include/linux/nfs_xdr.h
> +++ b/include/linux/nfs_xdr.h
> @@ -1016,15 +1016,11 @@ struct nfs_read_data {
>        unsigned int            npages; /* Max length of pagevec */
>        struct nfs_readargs args;
>        struct nfs_readres  res;
> -       struct pnfs_layout_segment *lseg;
> -       struct nfs_client       *ds_clp;   /* pNFS data server */
> -#ifdef CONFIG_NFS_V4
>        unsigned long           timestamp;      /* For lease renewal */
> -#endif
> -#if defined(CONFIG_NFS_V4_1)
> -       const struct rpc_call_ops *call_ops;
> -       __u64                   orig_offset; /* For filelayout dense stripe */
> -#endif /* CONFIG_NFS_V4_1 */
> +       struct pnfs_layout_segment *lseg;
> +       struct nfs_client       *ds_clp;        /* pNFS data server */
> +       const struct rpc_call_ops *call_ops;    /* For pNFS recovery to MDS */

The comment is misleading, as it is used for pretty much all file
layout calls, not just recovery.
Perhaps rename the field to mds_call_ops and drop the comment?

> +       __u64                   orig_offset;    /* Filelayout dense stripe */

Also here, mds_offset might be a better name.

Fred

>        struct page             *page_array[NFS_PAGEVEC_SIZE];
>  };
>
> --
> 1.6.6
>
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