linux-kernel - Re: [PATCH 1/2] 3c59x: Add dma error checking and recovery

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Message-Id: <20140919.162919.2196253287493171915.davem@davemloft.net>
Date:	Fri, 19 Sep 2014 16:29:19 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	nhorman@...driver.com
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	mroos@...ux.ee
Subject: Re: [PATCH 1/2] 3c59x: Add dma error checking and recovery

From: Neil Horman <nhorman@...driver.com>
Date: Wed, 17 Sep 2014 09:04:44 -0400

> Noted that 3c59x has no checks on transmit for failed DMA mappings, and no
> ability to unmap fragments when a single map fails in the middle of a transmit.
> This patch provides error checking to ensure that dma mappings work properly,
> and unrolls an skb mapping if a fragmented skb transmission has a mapping
> failure to prevent leaks.
> 
> Signed-off-by: Neil Horman <nhorman@...driver.com>
> CC: Linux Kernel list <linux-kernel@...r.kernel.org>
> CC: "David S. Miller" <davem@...emloft.net>
> CC: Meelis Roos <mroos@...ux.ee>
> Tested-by: Meelis Roos <mroos@...ux.ee>

Applied.
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