netdev - Re: [PATCH net-next] liquidio: fix race condition in instruction completion processing

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] [day] [month] [year] [list]

Date:   Wed, 29 Aug 2018 19:48:19 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     felix.manlunas@...ium.com
Cc:     netdev@...r.kernel.org, raghu.vatsavayi@...ium.com,
        derek.chickles@...ium.com, satananda.burla@...ium.com,
        ricardo.farrington@...ium.com
Subject: Re: [PATCH net-next] liquidio: fix race condition in instruction
 completion processing

From: Felix Manlunas <felix.manlunas@...ium.com>
Date: Tue, 28 Aug 2018 11:32:55 -0700

> From: Rick Farrington <ricardo.farrington@...ium.com>
> 
> In lio_enable_irq, the pkt_in_done count register was being cleared to
> zero.  However, there could be some completed instructions which were not
> yet processed due to budget and limit constraints.
> So, only write this register with the number of actual completions
> that were processed.
> 
> Signed-off-by: Rick Farrington <ricardo.farrington@...ium.com>
> Signed-off-by: Felix Manlunas <felix.manlunas@...ium.com>

Applied.