On Wed, Sep 14, 2022 at 03:07:00AM -0400, Enguerrand de Ribaucourt wrote:
> > From: "Greg KH" <gregkh@xxxxxxxxxxxxxxxxxxx>
> > To: "Enguerrand de Ribaucourt" <enguerrand.de-ribaucourt@xxxxxxxxxxxxxxxxxxxx>
> > Cc: "stable" <stable@xxxxxxxxxxxxxxx>, "Andrew Lunn" <andrew@xxxxxxx>, "Jakub Kicinski" <kuba@xxxxxxxxxx>
> > Sent: Tuesday, September 13, 2022 1:30:26 PM
> > Subject: Re: [PATCH v3] net: dp83822: disable rx error interrupt
>
> > On Tue, Sep 13, 2022 at 10:17:48AM +0200, Enguerrand de Ribaucourt wrote:
> > > Some RX errors, notably when disconnecting the cable, increase the RCSR
> > > register. Once half full (0x7fff), an interrupt flood is generated. I
> > > measured ~3k/s interrupts even after the RX errors transfer was
> > > stopped.
>
> > > Since we don't read and clear the RCSR register, we should disable this
> > > interrupt.
>
> > > Fixes: 87461f7a58ab ("net: phy: DP83822 initial driver submission")
> >> Signed-off-by: Enguerrand de Ribaucourt
> > > <enguerrand.de-ribaucourt@xxxxxxxxxxxxxxxxxxxx>
> > > Reviewed-by: Andrew Lunn <andrew@xxxxxxx>
> > > Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
> > > [backport of 5.10 commit 0e597e2affb90d6ea48df6890d882924acf71e19]
>
> > Backport to what? This is already in 5.10, where do you want this
> > commit applied to?
>
> > thanks,
>
> > greg k-h
>
> Hi,
>
> I would like this commit to be applied to 5.4. It should also apply to 4.19.
Now queued up, thanks.
greg k-h
