lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  PHC 
Open Source and information security mailing list archives
 
Hash Suite for Android: free password hash cracker in your pocket
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date:	Fri, 12 Feb 2010 12:12:55 -0800
From:	Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@...el.com>
To:	David Miller <davem@...emloft.net>
Cc:	"krkumar2@...ibm.com" <krkumar2@...ibm.com>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
	"Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>
Subject: Re: ixgbe: [RFC] [PATCH] Fix return of invalid txq

On Fri, 2010-02-12 at 12:55 -0700, David Miller wrote:
> From: "Waskiewicz Jr, Peter P" <peter.p.waskiewicz.jr@...el.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? :-)

Touche. :)

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Powered by blists - more mailing lists