linux-kernel - RE: [PATCH] rtsx: pci: fix device aspm state bug

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Date:   Thu, 21 Jan 2021 10:07:47 +0000
From:   吳昊澄 Ricky <ricky_wu@...ltek.com>
To:     "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>
CC:     "arnd@...db.de" <arnd@...db.de>,
        "ricky_wu@...ltek.corp-partner.google.com" 
        <ricky_wu@...ltek.corp-partner.google.com>,
        "sashal@...nel.org" <sashal@...nel.org>,
        "levinale@...gle.com" <levinale@...gle.com>,
        "keitasuzuki.park@...ab.ics.keio.ac.jp" 
        <keitasuzuki.park@...ab.ics.keio.ac.jp>,
        "kdlnx@...h.eu" <kdlnx@...h.eu>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] rtsx: pci: fix device aspm state bug

> -----Original Message-----
> From: gregkh@...uxfoundation.org <gregkh@...uxfoundation.org>
> Sent: Thursday, January 21, 2021 4:28 PM
> To: 吳昊澄 Ricky <ricky_wu@...ltek.com>
> Cc: arnd@...db.de; ricky_wu@...ltek.corp-partner.google.com;
> sashal@...nel.org; levinale@...gle.com; keitasuzuki.park@...ab.ics.keio.ac.jp;
> kdlnx@...h.eu; linux-kernel@...r.kernel.org
> Subject: Re: [PATCH] rtsx: pci: fix device aspm state bug
> 
> On Thu, Jan 21, 2021 at 08:15:46AM +0000, 吳昊澄 Ricky wrote:
> > > -----Original Message-----
> > > From: gregkh@...uxfoundation.org <gregkh@...uxfoundation.org>
> > > Sent: Thursday, January 21, 2021 4:07 PM
> > > To: 吳昊澄 Ricky <ricky_wu@...ltek.com>
> > > Cc: arnd@...db.de; ricky_wu@...ltek.corp-partner.google.com;
> > > sashal@...nel.org; levinale@...gle.com;
> > > keitasuzuki.park@...ab.ics.keio.ac.jp;
> > > kdlnx@...h.eu; linux-kernel@...r.kernel.org
> > > Subject: Re: [PATCH] rtsx: pci: fix device aspm state bug
> > >
> > > On Thu, Jan 21, 2021 at 07:33:03AM +0000, 吳昊澄 Ricky wrote:
> > > > Hi Greg kh,
> > > >
> > > > This patch to fix misc: rtsx bug for kernel 5.4
> > >
> > > I do not understand what this means, sorry.  Can you please explain it?
> > >
> > On the newest upstream we don’t set config space for en/disable aspm,
> > so it will not happen this issue but on kernel 5.4 longterm version we
> > need to fix it
> 
> Please read
>     https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html
> for how to submit patches to the stable tree properly.
> 
> And if this is not an issue in Linus's tree, why not just backport the commits
> that fixed this issue?  That's the best way to do this.
> 
Thanks your advice
We discuss it internally

 
> ------Please consider the environment before printing this e-mail.