netdev - Re: [PATCH net v4] bnxt_en: reset PHC frequency in free-running mode

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:   Fri, 10 Mar 2023 21:28:02 +0530
From:   Pavan Chebbi <pavan.chebbi@...adcom.com>
To:     Vadim Fedorenko <vadfed@...a.com>
Cc:     Jakub Kicinski <kuba@...nel.org>,
        Andy Gospodarek <andrew.gospodarek@...adcom.com>,
        Michael Chan <michael.chan@...adcom.com>,
        Richard Cochran <richardcochran@...il.com>,
        Vadim Fedorenko <vadim.fedorenko@...ux.dev>,
        netdev@...r.kernel.org
Subject: Re: [PATCH net v4] bnxt_en: reset PHC frequency in free-running mode

On Fri, Mar 10, 2023 at 8:44 PM Vadim Fedorenko <vadfed@...a.com> wrote:
>
> When using a PHC in shared between multiple hosts, the previous
> frequency value may not be reset and could lead to host being unable to
> compensate the offset with timecounter adjustments. To avoid such state
> reset the hardware frequency of PHC to zero on init. Some refactoring is
> needed to make code readable.
>
> Fixes: 85036aee1938 ("bnxt_en: Add a non-real time mode to access NIC clock")
> Signed-off-by: Vadim Fedorenko <vadfed@...a.com>
> ---

Thank you.
Reviewed-by: Pavan Chebbi <pavan.chebbi@...adcom.com>

Download attachment "smime.p7s" of type "application/pkcs7-signature" (4209 bytes)