From: jschopp <jschopp@austin.ibm.com>
To: Linas Vepstas <linas@austin.ibm.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
netdev@vger.kernel.org, James K Lewis <jklewis@us.ibm.com>,
linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org,
Jens Osterkamp <Jens.Osterkamp@de.ibm.com>
Subject: Re: [PATCH 0/4]: powerpc/cell spidernet ethernet driver fixes
Date: Fri, 11 Aug 2006 12:42:39 -0500 [thread overview]
Message-ID: <44DCC18F.3030201@austin.ibm.com> (raw)
In-Reply-To: <20060811170337.GH10638@austin.ibm.com>
Linas Vepstas wrote:
> The following series of patches implement some fixes and performance
> improvements for the Spedernet ethernet device driver. The high point
> of the patch series is some code to implement a low-watermark interrupt
> on the transmit queue. The bundle of patches raises transmit performance
> from some embarassingly low value to a reasonable 730 Megabits per
> second for 1500 byte packets.
>
> Please note that the spider is an ethernet controller that is
> integrated into the south bridge, and is thus available only on
> Cell-based platforms.
>
> These have been well-tested over the last few weeks. Please apply.
With these patches the spidernet driver performance goes from bad to usable. They are all
good changes. I'd expect some more bottlnecks to be identified now that these are
cleared. Maybe Jim and Linas can get the driver performance up from usable to good next.
Acked-by: Joel Schopp <jschopp@austin.ibm.com>
next prev parent reply other threads:[~2006-08-11 17:42 UTC|newest]
Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-11 17:03 [PATCH 0/4]: powerpc/cell spidernet ethernet driver fixes Linas Vepstas
2006-08-11 17:06 ` [PATCH 1/4]: powerpc/cell spidernet burst alignment patch Linas Vepstas
2006-08-11 17:08 ` [PATCH 2/4]: powerpc/cell spidernet low watermark patch Linas Vepstas
2006-08-16 23:43 ` Benjamin Herrenschmidt
2006-08-18 19:23 ` Linas Vepstas
2006-08-18 21:25 ` David Miller
2006-08-18 22:46 ` Linas Vepstas
2006-08-18 22:51 ` David Miller
2006-08-18 23:29 ` Linas Vepstas
2006-08-18 23:45 ` Linas Vepstas
2006-08-19 4:33 ` Benjamin Herrenschmidt
2006-08-22 0:13 ` Linas Vepstas
2006-08-22 0:30 ` David Miller
2006-08-19 4:31 ` Benjamin Herrenschmidt
2006-08-11 17:09 ` [PATCH 3/4]: powerpc/cell spidernet stop error printing patch Linas Vepstas
2006-08-11 17:11 ` [PATCH 4/4]: powerpc/cell spidernet ethtool -i version number info Linas Vepstas
2006-08-11 18:00 ` Olof Johansson
2006-08-11 18:50 ` James K Lewis
2006-08-11 19:46 ` Linas Vepstas
2006-08-15 19:05 ` Olof Johansson
2006-08-16 0:29 ` Michael Ellerman
2006-08-11 17:42 ` jschopp [this message]
2006-08-11 17:44 ` [PATCH 0/4]: powerpc/cell spidernet ethernet driver fixes Sam Ravnborg
2006-08-11 19:31 ` Linas Vepstas
2006-08-11 20:27 ` Arnd Bergmann
2006-08-16 16:18 ` [PATCH 1/2]: powerpc/cell spidernet bottom half Linas Vepstas
2006-08-16 16:30 ` Jeff Garzik
2006-08-16 20:30 ` Linas Vepstas
2006-08-16 20:34 ` Jeff Garzik
2006-08-16 20:46 ` David Miller
2006-08-16 21:24 ` Arnd Bergmann
2006-08-16 21:32 ` David Miller
2006-08-16 22:16 ` Arnd Bergmann
2006-08-16 22:29 ` David Miller
2006-08-16 22:47 ` Arnd Bergmann
2006-08-16 23:30 ` Linas Vepstas
2006-08-16 23:32 ` David Miller
2006-08-17 0:23 ` Linas Vepstas
2006-08-16 23:24 ` Linas Vepstas
2006-08-16 22:55 ` Linas Vepstas
2006-08-16 23:03 ` Arnd Bergmann
2006-08-16 23:47 ` Linas Vepstas
2006-08-16 23:08 ` Rick Jones
2006-08-16 21:58 ` Linas Vepstas
2006-08-16 16:23 ` [PATCH 2/2]: powerpc/cell spidernet refine locking Linas Vepstas
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