netdev - Re: [Patch net] net: invert the check of detecting hardware RX checksum fault

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: <CAM_iQpWyEr1xQ_c_yZf8NfULBsm=kv_-xN4PB0tT=RxCAz1c5A@mail.gmail.com>
Date:   Mon, 19 Nov 2018 17:42:10 -0800
From:   Cong Wang <xiyou.wangcong@...il.com>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     Herbert Xu <herbert@...dor.apana.org.au>,
        Linux Kernel Network Developers <netdev@...r.kernel.org>,
        Tom Herbert <tom@...bertland.com>,
        Eric Dumazet <edumazet@...gle.com>,
        Saeed Mahameed <saeedm@...lanox.com>
Subject: Re: [Patch net] net: invert the check of detecting hardware RX
 checksum fault

On Fri, Nov 16, 2018 at 12:15 PM Cong Wang <xiyou.wangcong@...il.com> wrote:
>
> On Thu, Nov 15, 2018 at 8:52 PM Eric Dumazet <eric.dumazet@...il.com> wrote:
> >
> > You could use trafgen to cook such a frame and confirm the theory.
> >
> > Something like :
>
> I will try it.

I just tried it, it doesn't make much difference, the warning only
shows up once after I ran the trafgen script for many times,
it could be triggered by other daemons running on the host too.