From: Martin Schiller <ms@dev.tdt.de>
To: Xie He <xie.he.0141@gmail.com>
Cc: Jakub Kicinski <kuba@kernel.org>,
Andrew Hendry <andrew.hendry@gmail.com>,
"David S. Miller" <davem@davemloft.net>,
Linux X25 <linux-x25@vger.kernel.org>,
Linux Kernel Network Developers <netdev@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next v4 2/5] net/lapb: support netdev events
Date: Tue, 24 Nov 2020 06:29:44 +0100 [thread overview]
Message-ID: <39b6386b4ce7462f6cb4448020735ed5@dev.tdt.de> (raw)
In-Reply-To: <CAJht_EOA4+DSjnKYZX3udrXX9jGHRmFw3OQesUb3AncD2oowwA@mail.gmail.com>
On 2020-11-23 23:09, Xie He wrote:
> On Mon, Nov 23, 2020 at 11:36 AM Jakub Kicinski <kuba@kernel.org>
> wrote:
>>
>> > > From this point of view it will be the best to handle the NETDEV_UP in
>> > > the lapb event handler and establish the link analog to the
>> > > NETDEV_CHANGE event if the carrier is UP.
>> >
>> > Thanks! This way we can make sure LAPB would automatically connect in
>> > all situations.
>> >
>> > Since we'll have a netif_carrier_ok check in NETDEV_UP handing, it
>> > might make the code look prettier to also have a netif_carrier_ok
>> > check in NETDEV_GOING_DOWN handing (for symmetry). Just a suggestion.
>> > You can do whatever looks good to you :)
>>
>> Xie other than this the patches look good to you?
>>
>> Martin should I expect a respin to follow Xie's suggestion
>> or should I apply v4?
>
> There should be a respin because we need to handle the NETDEV_UP
> event. The lapbether driver (and possibly some HDLC WAN drivers)
> doesn't generate carrier events so we need to do auto-connect in the
> NETDEV_UP event.
I'll send a v5 with the appropriate change.
next prev parent reply other threads:[~2020-11-24 5:30 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-20 5:40 [PATCH net-next v4 0/5] net/x25: netdev event handling Martin Schiller
2020-11-20 5:40 ` [PATCH net-next v4 1/5] net/x25: handle additional netdev events Martin Schiller
2020-11-20 5:40 ` [PATCH net-next v4 2/5] net/lapb: support " Martin Schiller
2020-11-20 23:11 ` Xie He
2020-11-20 23:50 ` Xie He
2020-11-23 6:55 ` Martin Schiller
2020-11-23 8:31 ` Xie He
2020-11-23 9:00 ` Martin Schiller
2020-11-23 9:36 ` Xie He
2020-11-23 10:08 ` Xie He
2020-11-23 10:38 ` Martin Schiller
2020-11-23 11:17 ` Xie He
2020-11-23 19:36 ` Jakub Kicinski
2020-11-23 22:09 ` Xie He
2020-11-24 5:29 ` Martin Schiller [this message]
2020-11-20 5:40 ` [PATCH net-next v4 3/5] net/lapb: fix t1 timer handling for LAPB_STATE_0 Martin Schiller
2020-11-20 5:40 ` [PATCH net-next v4 4/5] net/x25: fix restart request/confirm handling Martin Schiller
2020-11-20 5:40 ` [PATCH net-next v4 5/5] net/x25: remove x25_kill_by_device() Martin Schiller
2020-11-20 22:40 ` [PATCH net-next v4 0/5] net/x25: netdev event handling Xie He
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