netdev - Re: [PATCH net-next] net: phy: ar803x: disable extended next page bit

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Message-ID: <20210114153728.68749dcd@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com>
Date:   Thu, 14 Jan 2021 15:37:28 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Andrew Lunn <andrew@...n.ch>,
        Russell King <rmk+kernel@...linux.org.uk>
Cc:     Heiner Kallweit <hkallweit1@...il.com>,
        "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org
Subject: Re: [PATCH net-next] net: phy: ar803x: disable extended next page
 bit

On Thu, 14 Jan 2021 23:49:02 +0100 Andrew Lunn wrote:
> On Tue, Jan 12, 2021 at 10:59:43PM +0000, Russell King wrote:
> > This bit is enabled by default and advertises support for extended
> > next page support.  XNP is only needed for 10GBase-T and MultiGig
> > support which is not supported. Additionally, Cisco MultiGig switches
> > will read this bit and attempt 10Gb negotiation even though Next Page
> > support is disabled. This will cause timeouts when the interface is
> > forced to 100Mbps and auto-negotiation will fail. The interfaces are
> > only 1000Base-T and supporting auto-negotiation for this only requires
> > the Next Page bit to be set.
> > 
> > Taken from:
> > https://github.com/SolidRun/linux-stable/commit/7406c5244b7ea6bc17a2afe8568277a8c4b126a9
> > and adapted to mainline kernels by rmk.
> > 
> > Signed-off-by: Russell King <rmk+kernel@...linux.org.uk>  
> 
> Reviewed-by: Andrew Lunn <andrew@...n.ch>

Added missing 'm' to accommodate and applied, thanks!