From: Andi Kleen <ak@suse.de>
To: "Haruki Dai-r35557" <Dai.Haruki@freescale.com>
Cc: netdev@vger.kernel.org,
"Fleming Andy-afleming" <afleming@freescale.com>,
"Kumar Gala" <galak@kernel.crashing.org>
Subject: Re: [PATCH] Gianfar SKB Recycling Support
Date: Thu, 18 May 2006 00:55:30 +0200 [thread overview]
Message-ID: <200605180055.31051.ak@suse.de> (raw)
In-Reply-To: <18AEF66AFDF06F4CAAA1D419D000FD33524B79@az33exm24.fsl.freescale.net>
On Thursday 18 May 2006 00:45, Haruki Dai-r35557 wrote:
> This patch improves the IP forwarding throughput of
> the Freescale TSEC/eTSEC Gianfar driver. By recycling
> the Socket buffer and Data buffer, reduce the unnecessary
> memory allocation and de-allocation in the forwarding
> processing chain.
Seems very hackish because it only works inside the driver.
Also there is a reason why Linux doesn't support this normally -
it wrecks the unified memory management because you won't free
your pools on memory pressure.
-Andi
next prev parent reply other threads:[~2006-05-17 22:55 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-17 22:45 [PATCH] Gianfar SKB Recycling Support Haruki Dai-r35557
2006-05-17 22:49 ` Stephen Hemminger
2006-05-17 22:55 ` Andi Kleen [this message]
2006-05-19 17:47 ` Stephen Hemminger
-- strict thread matches above, loose matches on Subject: below --
2006-05-18 2:01 Haruki Dai-r35557
2006-05-18 10:11 ` Andi Kleen
2006-05-18 2:03 Haruki Dai-r35557
2006-05-22 1:38 Haruki Dai-r35557
2006-05-22 1:38 ` Haruki Dai-r35557
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