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    SubjectRe: [PATCH net-next 2/2] net: phy: at803x: use proper locking in at803x_aneg_done()
    On Sun, Feb 14, 2021 at 03:18:49AM +0100, Michael Walle wrote:
    > Am 14. Februar 2021 02:57:33 MEZ schrieb Vladimir Oltean <olteanv@gmail.com>:
    > >Hi Michael,
    > >
    > >On Sun, Feb 14, 2021 at 02:04:05AM +0100, Michael Walle wrote:
    > >> at803x_aneg_done() checks if auto-negotiation is completed on the
    > >SGMII
    > >> side. This doesn't take the mdio bus lock and the page switching is
    > >> open-coded. Now that we have proper page support, just use
    > >> phy_read_paged(). Also use phydev->interface to check if we have an
    > >> SGMII link instead of reading the mode register and be a bit more
    > >> precise on the warning message.
    > >>
    > >> Signed-off-by: Michael Walle <michael@walle.cc>
    > >> ---
    > >
    > >How did you test this patch?
    >
    > I'm afraid it's just compile time tested.

    I'm asking because at803x_aneg_done has been dead code for more than 2
    years now. Unreachable. And while it was reachable it was buggy and an
    abuse of the phylib API. So you might want to just delete this function
    instead. Context:
    https://lkml.org/lkml/2020/5/30/375

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