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From: "John W. Linville" <linville@tuxdriver.com>
To: Felix Fietkau <nbd@openwrt.org>
Cc: linux-wireless@vger.kernel.org, lrodriguez@atheros.com,
	Jouni Malinen <jouni.malinen@atheros.com>
Subject: Re: [PATCH] ath9k: use split rx buffers to get rid of order-1 skb allocations
Date: Thu, 27 Jan 2011 16:31:05 -0500	[thread overview]
Message-ID: <20110127213105.GC2271@tuxdriver.com> (raw)
In-Reply-To: <1296062607-97934-1-git-send-email-nbd@openwrt.org>

On Wed, Jan 26, 2011 at 06:23:27PM +0100, Felix Fietkau wrote:
> With this change, less CPU time is spent trying to look for consecutive
> pages for rx skbs. This also reduces the socket memory required for IP/UDP
> reassembly.
> Only two buffers per frame are supported. Frames spanning more buffers
> will be dropped, but the buffer size is enough to handle the required
> AMSDU size.
> 
> Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
> Signed-off-by: Felix Fietkau <nbd@openwrt.org>

Will this address https://bugzilla.kernel.org/show_bug.cgi?id=26652 ?

John
-- 
John W. Linville		Someday the world will need a hero, and you
linville@tuxdriver.com			might be all we have.  Be ready.

  reply	other threads:[~2011-01-27 21:45 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-01-26 17:23 [PATCH] ath9k: use split rx buffers to get rid of order-1 skb allocations Felix Fietkau
2011-01-27 21:31 ` John W. Linville [this message]
2011-01-27 21:58   ` Felix Fietkau

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