[ewg] Re: [PATCH] IB/ipath - fix UC receive completion opcode

Vladimir Sokolovsky vlad at dev.mellanox.co.il
Sun May 18 05:43:34 PDT 2008


Ralph Campbell wrote:
> Vlad, please pull one small fix for OFED-1.3.1 that has been
> submitted and taken for 2.6.26.
> 
> git://git.openfabrics.org/~ralphc/linux-2.6/.git ofed_kernel
> 
> 
> When I fixed the RC receive completion opcode, I forgot to fix UC
> which had the same problem for RDMA write with immediate returning
> the wrong opcode.
> 
> Signed-off-by: Ralph Campbell <ralph.campbell at qlogic.com>
> 
> diff -up a/drivers/infiniband/hw/ipath/ipath_uc.c b/drivers/infiniband/hw/ipath/ipath_uc.c
> --- a/drivers/infiniband/hw/ipath/ipath_uc.c	2008-05-15 16:07:53.000000000 -0700
> +++ b/drivers/infiniband/hw/ipath/ipath_uc.c	2008-05-15 16:12:23.000000000 -0700
> @@ -408,12 +408,11 @@ void ipath_uc_rcv(struct ipath_ibdev *de
>  			dev->n_pkt_drops++;
>  			goto done;
>  		}
> -		/* XXX Need to free SGEs */
> +		wc.opcode = IB_WC_RECV;
>  	last_imm:
>  		ipath_copy_sge(&qp->r_sge, data, tlen);
>  		wc.wr_id = qp->r_wr_id;
>  		wc.status = IB_WC_SUCCESS;
> -		wc.opcode = IB_WC_RECV;
>  		wc.qp = &qp->ibqp;
>  		wc.src_qp = qp->remote_qpn;
>  		wc.slid = qp->remote_ah_attr.dlid;
> @@ -515,6 +514,7 @@ void ipath_uc_rcv(struct ipath_ibdev *de
>  			goto done;
>  		}
>  		wc.byte_len = qp->r_len;
> +		wc.opcode = IB_WC_RECV_RDMA_WITH_IMM;
>  		goto last_imm;
>  
>  	case OP(RDMA_WRITE_LAST):
> 
> 
> 

Done,

Regards,
Vladimir



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