netdev - Re: [PATCH-net] af_packet / TX_RING not fully non-blocking (w/ MSG

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Message-Id: <20150510.194031.149375433174785061.davem@davemloft.net>
Date:	Sun, 10 May 2015 19:40:31 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	mathias.kretschmer@...us.fraunhofer.de
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH-net] af_packet / TX_RING not fully non-blocking (w/
 MSG_DONTWAIT). 

From: Mathias Kretschmer <mathias.kretschmer@...us.fraunhofer.de>
Date: Fri, 8 May 2015 15:44:37 +0200

> This patch fixes an issue where the send(MSG_DONTWAIT) call
> on a TX_RING is not fully non-blocking in cases where the device's sndBuf is
> full. We pass nonblock=true to sock_alloc_send_skb() and return any possibly
> occuring error code (most likely EGAIN) to the caller. As the fast-path stays
> as it is, we keep the unlikely() around skb == NULL. 
> 
> Signed-off-by: Mathias Kretschmer <mathias.kretschmer@...us.fraunhofer.de>

This looks correct to me, applied, thank you.
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