netdev - Re: [PATCH net-next 3/3] nfp: add support restart of link auto-negotiation

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:   Thu, 22 Sep 2022 17:54:53 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Simon Horman <simon.horman@...igine.com>
Cc:     David Miller <davem@...emloft.net>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org,
        oss-drivers@...igine.com, Fei Qin <fei.qin@...igine.com>
Subject: Re: [PATCH net-next 3/3] nfp: add support restart of link
 auto-negotiation

On Wed, 21 Sep 2022 14:12:35 +0200 Simon Horman wrote:
> +	err = nfp_port_configure(netdev, false);
> +	if (err) {
> +		netdev_info(netdev, "Link down failed: %d\n", err);
> +		return err;
> +	}
> +
> +	err = nfp_port_configure(netdev, true);
> +	if (err) {
> +		netdev_info(netdev, "Link up failed: %d\n", err);
> +		return err;
> +	}
> +
> +	netdev_info(netdev, "Link reset succeeded\n");
> +	return 0;

This will not do anything if the port is forced up by multi host
or NC-SI.