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: <1271743164.3845.128.camel@edumazet-laptop>
Date:	Tue, 20 Apr 2010 07:59:24 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Changli Gao <xiaosuo@...il.com>
Cc:	David Miller <davem@...emloft.net>, therbert@...gle.com,
	netdev@...r.kernel.org
Subject: Re: [PATCH v5] rfs: Receive Flow Steering

Le mardi 20 avril 2010 à 07:38 +0800, Changli Gao a écrit :

> Does this problem has relationship with your patch? No. If the rxhash
> isn't provided by hardware, we can get more throughput from you patch,
> and on the other side, we don't lose anything but potential more hash
> collision.
> 

I am not sure what you call hash collision. There is no hash chain here.

This 32bit hash is a jhash one, and we only need 1 to 12 bits in it, I
am pretty sure its OK.



--
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