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: <20211019080513.iryw6ixjh4mgatcy@linutronix.de>
Date:   Tue, 19 Oct 2021 10:05:13 +0200
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        netdev <netdev@...r.kernel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        "Ahmed S . Darwish" <a.darwish@...utronix.de>
Subject: Re: [PATCH net-next 2/2] net: sched: remove one pair of atomic
 operations

On 2021-10-18 17:34:02 [-0700], Eric Dumazet wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> __QDISC_STATE_RUNNING is only set/cleared from contexts owning qdisc lock.
> 
> Thus we can use less expensive bit operations, as we were doing
> before commit f9eb8aea2a1e ("net_sched: transform qdisc running bit into a seqcount")
> 
> Fixes: 29cbcd858283 ("net: sched: Remove Qdisc::running sequence counter")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Cc: Ahmed S. Darwish <a.darwish@...utronix.de>
> Cc: Sebastian Andrzej Siewior <bigeasy@...utronix.de>

Acked-by: Sebastian Andrzej Siewior <bigeasy@...utronix.de>

Sebastian

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ