netdev - Re: [PATCH net 3/3] eet: ena: invoke netif_carrier

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Message-ID: <20171229000943.218cb691@cakuba.netronome.com>
Date:   Fri, 29 Dec 2017 00:09:43 -0800
From:   Jakub Kicinski <kubakici@...pl>
To:     "Belgazal, Netanel" <netanel@...zon.com>
Cc:     "davem@...emloft.net" <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "Woodhouse, David" <dwmw@...zon.co.uk>,
        "Machulsky, Zorik" <zorik@...zon.com>,
        "Matushevsky, Alexander" <matua@...zon.com>,
        "Bshara, Saeed" <saeedb@...zon.com>,
        "Wilson, Matt" <msw@...zon.com>,
        "Liguori, Anthony" <aliguori@...zon.com>,
        "Bshara, Nafea" <nafea@...zon.com>,
        "Schmeilin, Evgeny" <evgenys@...zon.com>,
        "Tzalik, Guy" <gtzalik@...zon.com>
Subject: Re: [PATCH net 3/3] eet: ena: invoke netif_carrier_off() only after
 netdev registered

On Fri, 29 Dec 2017 08:00:33 +0000, Belgazal, Netanel wrote:
> Yes, I mean in my driver.
> netif_carrier_off() have no effect when netdev is uninitialized.

Please look at the implementation again, test_*and_set*_bit().

> So I must call it after register_netdev().

Is there a user-visible problem you're trying to solve here?