netdev - Re: [PATCH] net/tg3: fix race condition in tg3_reset_task

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: <09dbfd72-0efb-0275-9589-6178c9aca8a1@linux.vnet.ibm.com>
Date: Tue, 3 Oct 2023 17:05:51 -0500
From: Thinh Tran <thinhtr@...ux.vnet.ibm.com>
To: Michael Chan <michael.chan@...adcom.com>
Cc: netdev@...r.kernel.org, siva.kallam@...adcom.com, prashant@...adcom.com,
        mchan@...adcom.com, drc@...ux.vnet.ibm.com, pavan.chebbi@...adcom.com,
        Venkata Sai Duggi <venkata.sai.duggi@....com>
Subject: Re: [PATCH] net/tg3: fix race condition in tg3_reset_task_cancel()

Thanks for the review.

On 10/3/2023 4:37 AM, Michael Chan wrote:

> 
> tg3_flag_set() calls set_bit() which is atomic.  The same is true for
> tg3_flag_clear().  Maybe we just need some smp_mb__after_atomic() or
> similar memory barriers.
> 

I did not see it being used in this driver. I'll try that.

Thinh Tran