netdev - Re: python-eventlet test broken in 5.19 [was: Revert "tcp: change pingpong threshold to 3"]

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:   Wed, 17 Aug 2022 08:44:27 +0200
From:   Jiri Slaby <jirislaby@...nel.org>
To:     Neal Cardwell <ncardwell@...gle.com>
Cc:     Wei Wang <weiwan@...gle.com>, David Miller <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org,
        Soheil Hassas Yeganeh <soheil@...gle.com>,
        Yuchung Cheng <ycheng@...gle.com>,
        LemmyHuang <hlm3280@....com>, stable <stable@...r.kernel.org>,
        "torvalds@...ux-foundation.org" <torvalds@...ux-foundation.org>,
        temotor@...il.com, jakub@...siak.at
Subject: Re: python-eventlet test broken in 5.19 [was: Revert "tcp: change
 pingpong threshold to 3"]

On 17. 08. 22, 0:19, Neal Cardwell wrote:
> IMHO the best solution here is to tweak the test code so that it does
> not race and depend on the exact timing of TCP ACKs. One possible way
> to achieve this would be to have the client TCP connection use
> setsockopt(TCP_NODELAY) so that the body for the PUT /2 request is
> transmitted immediately, whether or not the server delays the ACK of
> the PUT /2 headers.

Thanks a lot, Neal! So for the time being, until this is resolved in 
eventlet, I pushed a change to disable the test in openSUSE.

thanks,
-- 
js