From: David Miller <davem@davemloft.net>
To: peter.p.waskiewicz.jr@intel.com
Cc: krkumar2@in.ibm.com, netdev@vger.kernel.org, jeffrey.t.kirsher@intel.com
Subject: Re: ixgbe: [RFC] [PATCH] Fix return of invalid txq
Date: Fri, 12 Feb 2010 11:55:52 -0800 (PST) [thread overview]
Message-ID: <20100212.115552.166740353.davem@davemloft.net> (raw)
In-Reply-To: <F86E8680A7D9D74A99DC6345E35A6929501BA2CA@orsmsx503.amr.corp.intel.com>
From: "Waskiewicz Jr, Peter P" <peter.p.waskiewicz.jr@intel.com>
Date: Sat, 16 Jan 2010 02:53:15 -0800
> Either way works though. I still think the table is the better way
> to go, because of the determinism for any system and NIC
> configuration/layout. The overhead of configuring the table is
> taken during open(), so it's not in the hotpath at all.
How many minus operations can your cpu perform in the same amount
of time it takes to access memory? :-)
next prev parent reply other threads:[~2010-02-12 19:55 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-15 5:31 ixgbe: [RFC] [PATCH] Fix return of invalid txq Krishna Kumar
2010-01-15 7:58 ` Waskiewicz Jr, Peter P
2010-01-15 8:44 ` David Miller
2010-01-15 9:00 ` Peter P Waskiewicz Jr
2010-01-15 9:06 ` David Miller
2010-01-16 10:53 ` Waskiewicz Jr, Peter P
2010-02-12 19:55 ` David Miller [this message]
2010-02-12 20:12 ` Peter P Waskiewicz Jr
2010-01-15 8:43 ` David Miller
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