netdev - Re: [PATCH net-next v2] unix: add read side socket memory accounting for dgram sockets

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Message-Id: <20140219.144927.1558282069067885839.davem@davemloft.net>
Date:	Wed, 19 Feb 2014 14:49:27 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	hannes@...essinduktion.org
Cc:	netdev@...r.kernel.org, yannick@...hler.name,
	eric.dumazet@...il.com, xiyou.wangcong@...il.com, dan@...dstab.net
Subject: Re: [PATCH net-next v2] unix: add read side socket memory
 accounting for dgram sockets

From: Hannes Frederic Sowa <hannes@...essinduktion.org>
Date: Mon, 17 Feb 2014 14:03:53 +0100

> We still allocate dgram packets with sock_alloc_send_pskb, which now
> does normally not block if the socket has too many packets in flight.

It seems like it does to me, it does sock_wait_for_wmem(), right?

Or are you trying to say that usually this is not the point at which
we block, but rather it's when we check the peer's receive queue?
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