Re: [PATCH 02/15] RPC/RDMA: add data types and new FRMR memory registration enum.

[Trond Myklebust <trond.myklebust@fys.uio.no>]

On Wed, 2008-10-08 at 11:47 -0400, Tom Talpey wrote:
> Internal RPC/RDMA structure updates in preparation for FRMR support.
> 
> Signed-off-by: Tom Tucker <tom@opengridcomputing.com>
> Signed-off-by: Tom Talpey <talpey@netapp.com>

Shouldn't there be a

From: Tom Tucker <tom@opengridcomputing.com>

at the top of this email in order to indicate that Tom Tucker is the
author?

> ---
> 
>  net/sunrpc/xprtrdma/xprt_rdma.h |    8 +++++++-
>  1 files changed, 7 insertions(+), 1 deletions(-)
> 
> diff --git a/include/linux/sunrpc/xprtrdma.h b/include/linux/sunrpc/xprtrdma.h
> index 4de56b1..55a5d92 100644
> --- a/include/linux/sunrpc/xprtrdma.h
> +++ b/include/linux/sunrpc/xprtrdma.h
> @@ -78,6 +78,7 @@ enum rpcrdma_memreg {
>  	RPCRDMA_MEMWINDOWS,
>  	RPCRDMA_MEMWINDOWS_ASYNC,
>  	RPCRDMA_MTHCAFMR,
> +	RPCRDMA_FRMR,
>  	RPCRDMA_ALLPHYSICAL,
>  	RPCRDMA_LAST
>  };
> diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
> index 2427822..05b7898 100644
> --- a/net/sunrpc/xprtrdma/xprt_rdma.h
> +++ b/net/sunrpc/xprtrdma/xprt_rdma.h
> @@ -58,6 +58,8 @@ struct rpcrdma_ia {
>  	struct rdma_cm_id 	*ri_id;
>  	struct ib_pd		*ri_pd;
>  	struct ib_mr		*ri_bind_mem;
> +	u32			ri_dma_lkey;
> +	int			ri_have_dma_lkey;
>  	struct completion	ri_done;
>  	int			ri_async_rc;
>  	enum rpcrdma_memreg	ri_memreg_strategy;
> @@ -156,6 +158,10 @@ struct rpcrdma_mr_seg {		/* chunk descriptors */
>  			union {
>  				struct ib_mw	*mw;
>  				struct ib_fmr	*fmr;
> +				struct {
> +					struct ib_fast_reg_page_list *fr_pgl;
> +					struct ib_mr *fr_mr;
> +				} frmr;
>  			} r;
>  			struct list_head mw_list;
>  		} *rl_mw;
> @@ -198,7 +204,7 @@ struct rpcrdma_buffer {
>  	atomic_t	rb_credits;	/* most recent server credits */
>  	unsigned long	rb_cwndscale;	/* cached framework rpc_cwndscale */
>  	int		rb_max_requests;/* client max requests */
> -	struct list_head rb_mws;	/* optional memory windows/fmrs */
> +	struct list_head rb_mws;	/* optional memory windows/fmrs/frmrs */
>  	int		rb_send_index;
>  	struct rpcrdma_req	**rb_send_bufs;
>  	int		rb_recv_index;
> 
> --
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