linux-kernel - Re: [PATCH v2 3/3] USB: Disable LPM on WD19's Realtek Hub

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Date:   Sat, 11 Jan 2020 20:23:53 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Kai-Heng Feng <kai.heng.feng@...onical.com>
Cc:     mathias.nyman@...el.com, stern@...land.harvard.edu,
        acelan.kao@...onical.com, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 3/3] USB: Disable LPM on WD19's Realtek Hub

On Fri, Jan 10, 2020 at 04:02:11PM +0800, Kai-Heng Feng wrote:
> Realtek Hub (0bda:0x0487) used in Dell Dock WD19 sometimes drops off the
> bus when bringing underlying ports from U3 to U0.
> 
> Disabling LPM on the hub during setting link state is not enough, so
> let's disable LPM completely for this hub.
> 
> Signed-off-by: Kai-Heng Feng <kai.heng.feng@...onical.com>
> ---
>  drivers/usb/core/quirks.c | 3 +++
>  1 file changed, 3 insertions(+)

What changed from v1?  Always put that below the --- line.

Also I only see 1 patch here, what happened to the first two?

Please resend the whole series, and properly document what went on, you
know this...

thanks,

greg k-h