netdev - Re: [PATCH] Improved network performance by balancing Rx against other work

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 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20100321.212449.85412927.davem@davemloft.net>
Date:	Sun, 21 Mar 2010 21:24:49 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	peter.chubb@...ta.com.au
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] Improved network performance by balancing Rx against
 other work

From: Peter Chubb <peter.chubb@...ta.com.au>
Date: Mon, 22 Mar 2010 15:19:54 +1100

> David> It's one of the best drivers in the locking area.
> 
> It looked good from that aspect, but used too many features of NAPI
> for me to modify quickly, and still have a simple and
> easy-to-understand patch.

What's so complicated about it?  All of the NAPI logic is
locks into a wrapper function that encapsulates all of
the top-level budget and interrupt masking logic.

> Anyway, I'm intending to try to reproduce the results with a different
> driver, as I said.

Well, you do so at your own peril.  tg3 is the best, whereas
r8169 is really awful and people report NAPI wedges with it
all the time.
--
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