From: Kyle Switch <kyle.switch@motor-comm.com>
To: Andrew Lunn <andrew@lunn.ch>
Cc: olteanv@gmail.com, davem@davemloft.net, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, mmyangfl@gmail.com,
horms@kernel.org, linux@armlinux.org.uk, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, ming.xu@motor-comm.com,
xiaolin.xu@motor-comm.com, jianmin.wang@motor-comm.com,
wei.zhang@gl-inet.com, sijia.huang@gl-inet.com
Subject: Re: [PATCH net-next v5 4/6] net: dsa: motorcomm: introduce mib_init to control MIB polling initialization
Date: Sun, 6 Sep 2026 10:00:04 +0800 [thread overview]
Message-ID: <21081f00-e258-4fdc-98e8-32c53b5db812@motor-comm.com> (raw)
In-Reply-To: <47d2ccc3-c138-4691-8019-2bddbe9a548f@lunn.ch>
On 9/4/26 21:45, Andrew Lunn wrote:
> On Fri, Sep 04, 2026 at 05:54:14PM +0800, Kyle Switch wrote:
>> Add a mib_init flag to indicate whether MIB polling has been
>> successfully initialized. This prevents the driver from attempting
>> to clean up MIB-related resources on removal for switch families
>> that do not support MIB polling, which would otherwise trigger
>> errors or crashes.
> This one i'm not convinced about. At some point, you are going to make
> initialisation of MIBs conditional. Why not use that condition to
> control removal as well a setup? Why do you need both a conditional
> and this pp->mib_init state flag?
>
>> @@ -4771,6 +4772,7 @@ static void yt921x_mdio_remove(struct mdio_device *mdiodev)
>> for (size_t i = ARRAY_SIZE(priv->ports); i-- > 0; ) {
>> struct yt921x_port *pp = &priv->ports[i];
>>
>> + if (pp->mib_init)
>> disable_delayed_work_sync(&pp->mib_read);
> This looks odd. When adding an if (), you would expect the next line
> to require an additional indent. Was the indentation already wrong?
Ans: In the next version, we will modify patches 3/6 and 4/6 of this series.
> Andrew
>
> ---
> pw-bot: cr
next prev parent reply other threads:[~2026-09-06 2:00 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-04 9:54 [PATCH net-next v5 1/6] net: dsa: motorcomm: refactor registration path for upcoming switch families Kyle Switch
2026-09-04 9:54 ` [PATCH net-next v5 2/6] net: dsa: motorcomm: use max_ports from series_info for port bounds checking Kyle Switch
2026-09-04 13:32 ` Andrew Lunn
2026-09-06 1:47 ` Kyle Switch
2026-09-04 9:54 ` [PATCH net-next v5 3/6] net: dsa: motorcomm: relocate MIB polling initialization to dsa_setup() Kyle Switch
2026-09-04 13:37 ` Andrew Lunn
2026-09-06 1:56 ` Kyle Switch
2026-09-04 13:48 ` Andrew Lunn
2026-09-06 1:54 ` Kyle Switch
2026-09-04 17:13 ` David Yang
2026-09-06 2:12 ` Kyle Switch
2026-09-04 9:54 ` [PATCH net-next v5 4/6] net: dsa: motorcomm: introduce mib_init to control MIB polling initialization Kyle Switch
2026-09-04 13:45 ` Andrew Lunn
2026-09-06 2:00 ` Kyle Switch [this message]
2026-09-04 9:54 ` [PATCH net-next v5 5/6] net: dsa: tag_922x: add support for Motorcomm YT922x tags Kyle Switch
2026-09-04 17:22 ` David Yang
2026-09-04 13:14 ` [PATCH net-next v5 1/6] net: dsa: motorcomm: refactor registration path for upcoming switch families Andrew Lunn
2026-09-04 17:03 ` David Yang
2026-09-06 2:08 ` Kyle Switch
2026-09-06 18:31 ` David Yang
2026-09-07 3:00 ` Andrew Lunn
2026-09-07 6:44 ` Kyle Switch
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