netdev - Re: [PATCHv3 net-next 03/31] cxgb4: Rectify emitting messages about SGE Ingress DMA channels being potentially stuck

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Date:	Tue, 04 Mar 2014 09:43:55 -0800
From:	Joe Perches <joe@...ches.com>
To:	Hariprasad Shenai <hariprasad@...lsio.com>
Cc:	netdev@...r.kernel.org, linux-rdma@...r.kernel.org,
	davem@...emloft.net, roland@...estorage.com, kumaras@...lsio.com,
	dm@...lsio.com, swise@...ngridcomputing.com, leedom@...lsio.com,
	santosh@...lsio.com, nirranjan@...lsio.com
Subject: Re: [PATCHv3 net-next 03/31] cxgb4: Rectify emitting messages about
 SGE Ingress DMA channels being potentially stuck

On Tue, 2014-03-04 at 18:11 +0530, Hariprasad Shenai wrote:
> From: Kumar Sanghvi <kumaras@...lsio.com>
> 
> Based on original work by Casey Leedom <leedom@...lsio.com>

trivial comments:

> diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c

> @@ -2031,21 +2041,65 @@ static void sge_rx_timer_cb(unsigned long data)
[]
> +		if (idma_same_state_cnt[i] < s->idma_1s_thresh) {
> +			if (s->idma_stalled[i] >= SGE_IDMA_WARN_THRESH)
> +				CH_WARN(adap, "SGE idma%d, queue%u,resumed after %d sec",

Missing terminating '\n', probably better as:

				CH_WARN(adap, "SGE idma%d, queue%u, resumed after %d sec\n",

> +		CH_WARN(adap, "SGE idma%u, queue%u, maybe stuck state%u %dsecs"
> +			" (debug0=%#x, debug11=%#x)\n",

Probably better with the format coalesced:

		CH_WARN(adap, "SGE idma%u, queue%u, maybe stuck state%u %dsecs (debug0=%#x, debug11=%#x)\n",


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