Re: [PATCH] net: phy: fix autoneg invalid error state of GBSR register.

[Florian Fainelli]

On 9/1/2021 6:40 AM, 马强 wrote:
>  > > > It looks like you are using an old tree.
>  > > Yes, it is linux-4.19.y, since 4.19.y does not have 
> autoneg_complete flag,，
>  > > This patch adds the condition before
>  > > reading GBSR register to fix this error state.
>  >
>  > So you first need to fix it in net/master, and then backport it to
>  > older kernels.
>
> This patch is modified according to the contents of the latest kernels,
> the following is a reference:
> [ Upstream commit b6163f194c699ff75fa6aa4565b1eb8946c2c652 ]
> [ Upstream commit 4950c2ba49cc6f2b38dbedcfa0ff67acf761419a ]

Then you need to be extremely clear in the commit message which specific 
branch you are targeting, which commits you used as a reference, and how 
you are fixing the problem. Also, the register is commonly named BMSR 
(Basic Mode Status Register), no idea what GBSR means.
--
Florian