linux-kernel - Re: [PATCH stable 4.19 0/3] MMC timeout back ports

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Date:   Sat, 21 May 2022 16:40:44 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Florian Fainelli <f.fainelli@...il.com>
Cc:     stable@...r.kernel.org, Ulf Hansson <ulf.hansson@...aro.org>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Avri Altman <avri.altman@....com>,
        Bean Huo <beanhuo@...ron.com>,
        Nishad Kamdar <nishadkamdar@...il.com>,
        Christian Löhle <CLoehle@...erstone.com>,
        "open list:MULTIMEDIA CARD (MMC), SECURE DIGITAL (SD) AND..." 
        <linux-mmc@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>, alcooperx@...il.com,
        kdasu.kdev@...il.com
Subject: Re: [PATCH stable 4.19 0/3] MMC timeout back ports

On Thu, May 19, 2022 at 12:04:59PM -0700, Florian Fainelli wrote:
> 
> 
> On 5/19/2022 10:38 AM, Florian Fainelli wrote:
> > 
> > 
> > On 5/17/2022 11:22 AM, Florian Fainelli wrote:
> > > These 3 commits from upstream allow us to have more fine grained control
> > > over the MMC command timeouts and this solves the following timeouts
> > > that we have seen on our systems across suspend/resume cycles:
> > > 
> > > [   14.907496] usb usb2: root hub lost power or was reset
> > > [   15.216232] usb 1-1: reset high-speed USB device number 2 using
> > > xhci-hcd
> > > [   15.485812] bcmgenet 8f00000.ethernet eth0: Link is Down
> > > [   15.525328] mmc1: error -110 doing runtime resume
> > > [   15.531864] OOM killer enabled.
> > > 
> > > Thanks!
> > 
> > Looks like I managed to introduce a build warning due to the unused
> > timeout variable, let me submit a fresher version for 4.19, 4.14 and
> > 4.9.
> 
> Only v4.19 and v4.14 required a v2, you can find both here:
> 
> https://lore.kernel.org/lkml/20220519184536.370540-1-f.fainelli@gmail.com/T/#t
> 
> https://lore.kernel.org/lkml/20220519190030.377695-1-f.fainelli@gmail.com/T/#t
> 
> Sorry about that, I will build with W=1 in the future to notice those set
> but unused variable warnings.

I've queued up the updates now, thanks.

greg k-h