netdev - Re: [PATCH v3 net] net: solve a NAPI race

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: <1488301053.9415.258.camel@edumazet-glaptop3.roam.corp.google.com>
Date:   Tue, 28 Feb 2017 08:57:33 -0800
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     Stephen Hemminger <stephen@...workplumber.org>
Cc:     David Miller <davem@...emloft.net>, netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH v3 net] net: solve a NAPI race

On Tue, 2017-02-28 at 08:17 -0800, Stephen Hemminger wrote:

> Maybe just as simple as using irqsave/irqrestore in driver.


CPU can be differents.

irqsave will not help.