netdev - Re: [PATCH v5] rfs: Receive Flow Steering

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: <20100427.151005.133889860.davem@davemloft.net>
Date:	Tue, 27 Apr 2010 15:10:05 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	therbert@...gle.com, netdev@...r.kernel.org
Subject: Re: [PATCH v5] rfs: Receive Flow Steering

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Wed, 28 Apr 2010 00:08:46 +0200

> Le mardi 27 avril 2010 à 14:59 -0700, David Miller a écrit :
>> net: Make RFS socket operations not be inet specific.
>> 
>> Idea from Eric Dumazet.
>> 
>> As for placement inside of struct sock, I tried to choose a place
>> that otherwise has a 32-bit hole on 64-bit systems.
>> 
>> Signed-off-by: David S. Miller <davem@...emloft.net>
> 
> Acked-by: Eric Dumazet <eric.dumazet@...il.com>
> 
> I tested same patch today (plus the skb->rxhash = sk->sk_rxhash) and got
> a very small speedup on my Nehalem machine, where get_rps_cpus() was
> using 1 % of cpu, now 0.25 %, on a tbench.

Great, I've added your ACK.

Thanks!
--
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