netdev - Re: [PATCH iproute2-next] rdma: Update device capabilities flags

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Date:   Thu, 8 Mar 2018 10:20:45 -0700
From:   David Ahern <dsahern@...il.com>
To:     Leon Romanovsky <leon@...nel.org>
Cc:     Leon Romanovsky <leonro@...lanox.com>,
        netdev <netdev@...r.kernel.org>,
        Stephen Hemminger <stephen@...workplumber.org>,
        RDMA mailing list <linux-rdma@...r.kernel.org>
Subject: Re: [PATCH iproute2-next] rdma: Update device capabilities flags

On 3/7/18 2:05 AM, Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro@...lanox.com>
> 
> In kernel commit e1d2e8873369 ("IB/core: Add PCI write
> end padding flags for WQ and QP"), we introduced new
> device capability to advertise PCI write end padding.
> 
> PCI write end padding is the device's ability to pad the ending of
> incoming packets (scatter) to full cache line such that the last
> upstream write generated by an incoming packet will be a full cache
> line.
> 
> This commit updates RDMAtool to present this field.
> 
> Signed-off-by: Leon Romanovsky <leonro@...lanox.com>
> ---
>  rdma/dev.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/rdma/dev.c b/rdma/dev.c
> index 03ab8683..e2eafe47 100644
> --- a/rdma/dev.c
> +++ b/rdma/dev.c
> @@ -53,7 +53,8 @@ static const char *dev_caps_to_str(uint32_t idx)
>  	x(SG_GAPS_REG, 32) \
>  	x(VIRTUAL_FUNCTION, 33) \
>  	x(RAW_SCATTER_FCS, 34) \
> -	x(RDMA_NETDEV_OPA_VNIC, 35)
> +	x(RDMA_NETDEV_OPA_VNIC, 35) \
> +	x(PCI_WRITE_END_PADDING, 36)
>  
>  	enum { RDMA_DEV_FLAGS(RDMA_BITMAP_ENUM) };
>  
> 

applied to iproute2-next