netdev - Re: [PATCH net-next v2] net: phy: remove parameter new_link from phy_mac

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Message-ID: <7f9da022-98c8-50bd-ec64-395252ac5665@gmail.com>
Date:   Thu, 11 Jan 2018 17:20:38 -0800
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Heiner Kallweit <hkallweit1@...il.com>,
        Andrew Lunn <andrew@...n.ch>, Doug Berger <opendmb@...il.com>,
        David Miller <davem@...emloft.net>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next v2] net: phy: remove parameter new_link from
 phy_mac_interrupt()

On 01/10/2018 12:21 PM, Heiner Kallweit wrote:
> I see two issues with parameter new_link:
> 
> 1. It's not needed. See also phy_interrupt(), works w/o this parameter.
>    phy_mac_interrupt sets the state to PHY_CHANGELINK and triggers the
>    state machine which then calls phy_read_status. And phy_read_status
>    updates the link state.
> 
> 2. phy_mac_interrupt is used in interrupt context and getting the link
>    state may sleep (at least when having to access the PHY registers
>    via MDIO bus).
> 
> So let's remove it.
> 
> Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>

Reviewed-by: Florian Fainelli <f.fainelli@...il.com>
Tested-by: Florian Fainelli <f.fainelli@...il.com>

Thanks!
-- 
Florian