From: "David S. Miller" <davem@davemloft.net>
To: greearb@candelatech.com
Cc: mchan@broadcom.com, netdev@oss.sgi.com
Subject: Re: BCM5704 performance questions.
Date: Fri, 10 Jun 2005 15:43:32 -0700 (PDT) [thread overview]
Message-ID: <20050610.154332.122616684.davem@davemloft.net> (raw)
In-Reply-To: <42AA15B7.8050407@candelatech.com>
From: Ben Greear <greearb@candelatech.com>
Date: Fri, 10 Jun 2005 15:35:35 -0700
> Michael Chan wrote:
> > On Fri, 2005-06-10 at 14:09 -0700, Ben Greear wrote:
>
> >>I commented out the code and ran the pktgen test again. It may be a small
> >>bit better, but not much: 770Mbps in one direction, 750Mbps in the other.
> >>
>
> > The latest tg3 driver will print out the dma_rwctrl at probe time. Can
> > you check the value to make sure ONE_DMA is disabled? Bit 14 sets
> > ONE_DMA.
>
> I don't see any printout in /var/log/messages that looks like it
> relates to the dma_rwctrl. I'm using the driver in 2.6.11..maybe
> it is not recent enough to print this information out?
Yes, your driver is too old. The one in Linus's current GIT
tree has this, along with many other enhancements.
next prev parent reply other threads:[~2005-06-10 22:43 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-10 0:38 BCM5704 performance questions Ben Greear
2005-06-09 23:56 ` Michael Chan
2005-06-10 1:24 ` Ben Greear
2005-06-10 0:37 ` Michael Chan
2005-06-10 21:09 ` Ben Greear
2005-06-10 21:16 ` Michael Chan
2005-06-10 22:35 ` Ben Greear
2005-06-10 22:43 ` David S. Miller [this message]
2005-06-10 21:33 ` Rick Jones
2005-06-10 21:56 ` Ben Greear
2005-06-10 22:03 ` Rick Jones
2005-06-10 22:25 ` Ben Greear
2005-06-10 14:03 ` Jason Lunz
2005-06-10 0:54 ` David S. Miller
2005-06-10 1:20 ` Ben Greear
2005-06-10 1:29 ` David S. Miller
2005-06-10 2:28 ` Ben Greear
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