linux-kernel - Re: [PATCH] irq: Add node_affinity CPU masks for smarter irqbalance hints

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Message-Id: <20091124.105442.06273019.davem@davemloft.net>
Date:	Tue, 24 Nov 2009 10:54:42 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	peter.p.waskiewicz.jr@...el.com, peterz@...radead.org,
	arjan@...ux.intel.com, yong.zhang0@...il.com,
	linux-kernel@...r.kernel.org, arjan@...ux.jf.intel.com,
	netdev@...r.kernel.org
Subject: Re: [PATCH] irq: Add node_affinity CPU masks for smarter
 irqbalance hints

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Tue, 24 Nov 2009 19:26:15 +0100

> It seems complex to me, maybe optimal thing would be to use a NUMA policy to
> spread vmalloc() allocations to all nodes to get a good bandwidth...

vmalloc() and sk_buff's don't currently mix and I really don't see us
every allowing them to :-)
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