netdev - RE: [PATCH net v5 2/7] cxgb4i: fix credit check for tx_data

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Date:	Wed, 10 Dec 2014 16:27:22 +0000
From:	Karen Xie <kxie@...lsio.com>
To:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
	"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
CC:	Hariprasad S <hariprasad@...lsio.com>,
	Anish Bhatt <anish@...lsio.com>,
	"hch@...radead.org" <hch@...radead.org>,
	"James.Bottomley@...senPartnership.com" 
	<James.Bottomley@...senPartnership.com>,
	"michaelc@...wisc.edu" <michaelc@...wisc.edu>,
	"davem@...emloft.net" <davem@...emloft.net>
Subject: RE: [PATCH net v5 2/7] cxgb4i: fix credit check for tx_data_wr

Thanks for the review. V6 has been submitted to address this.

-----Original Message-----
From: Sergei Shtylyov [mailto:sergei.shtylyov@...entembedded.com] 
Sent: Wednesday, December 10, 2014 6:09 AM
To: Karen Xie; linux-scsi@...r.kernel.org; netdev@...r.kernel.org
Cc: Hariprasad S; Anish Bhatt; hch@...radead.org; James.Bottomley@...senPartnership.com; michaelc@...wisc.edu; davem@...emloft.net
Subject: Re: [PATCH net v5 2/7] cxgb4i: fix credit check for tx_data_wr

Hello.

On 12/10/2014 4:43 AM, Karen Xie wrote:

> [PATCH net v5 2/7] cxgb4i: fix credit check for tx_data_wr

> From: Karen Xie <kxie@...lsio.com>

> make sure any tx credit related checking is done before adding the wr header.

> Signed-off-by: Karen Xie <kxie@...lsio.com>
> ---
>   drivers/scsi/cxgbi/cxgb4i/cxgb4i.c |    9 +++++----
>   1 files changed, 5 insertions(+), 4 deletions(-)

> diff --git a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c 
> b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
> index f119a67..56dbd25 100644
> --- a/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
> +++ b/drivers/scsi/cxgbi/cxgb4i/cxgb4i.c
> @@ -547,15 +547,16 @@ static inline void make_tx_data_wr(struct 
> cxgbi_sock *csk, struct sk_buff *skb,
[...]
>   		req->op_to_immdlen = htonl(FW_WR_OP(FW_OFLD_TX_DATA_WR) |
> -					FW_WR_COMPL(1) |
> -					FW_WR_IMMDLEN(dlen));
> +					   FW_WR_COMPL(1) |
> +					   FW_WR_IMMDLEN(dlen));
>   		req->flowid_len16 = htonl(FW_WR_FLOWID(csk->tid) |
> -						FW_WR_LEN16(credits));
> +					  FW_WR_LEN16(credits));

    The above looks like unrelated cleanup, worth putting in a separate net-next patch...

WBR, Sergei

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