netdev - Re: [PATCH v6 1/1] rps: Inspect PPTP encapsulated by GRE to get flow hash

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]

Date:	Tue, 9 Aug 2016 18:05:13 -0600
From:	Philp Prindeville <philipp@...fish-solutions.com>
To:	fgao@...vckh6395k16k5.yundunddos.com, davem@...emloft.net,
	stephen@...workplumber.org, pshelar@...ira.com,
	tom@...bertland.com, aduyck@...antis.com, netdev@...r.kernel.org
Cc:	gfree.wind@...il.com
Subject: Re: [PATCH v6 1/1] rps: Inspect PPTP encapsulated by GRE to get flow
 hash

On 08/08/2016 10:38 PM, fgao@...vckh6395k16k5.yundunddos.com wrote:
> From: Gao Feng <fgao@...ai8.com>
>
> The PPTP is encapsulated by GRE header with that GRE_VERSION bits
> must contain one. But current GRE RPS needs the GRE_VERSION must be
> zero. So RPS does not work for PPTP traffic.
>
> In my test environment, there are four MIPS cores, and all traffic
> are passed through by PPTP. As a result, only one core is 100% busy
> while other three cores are very idle. After this patch, the usage
> of four cores are balanced well.
>
> Signed-off-by: Gao Feng <fgao@...ai8.com>

Reviewed-by: Philip Prindeville <philipp@...fish-solutions.com>