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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Macpaul Lin <macpaul.lin@mediatek.com>
Cc: linux-stable <stable@vger.kernel.org>,
	Mika Westerberg <mika.westerberg@linux.intel.com>,
	Ainge Hsu <ainge.hsu@mediatek.com>,
	Eddie Hung <eddie.hung@mediatek.com>,
	Miles Chen <miles.chen@mediatek.com>,
	Kuohong Wang <kuohong.wang@mediatek.com>,
	linux-mediatek <linux-mediatek@lists.infradead.org>,
	Macpaul Lin <macpaul.lin@gmail.com>,
	linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
	linux-usb <linux-usb@vger.kernel.org>,
	AceLan Kao <acelan.kao@canonical.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
	Jens Axboe <axboe@kernel.dk>,
	Mediatek WSD Upstream <wsd_upstream@mediatek.com>
Subject: Re: Fix: Please help to cherry-pick patch "bdi: Do not use freezable workqueue" to stable tree
Date: Thu, 15 Jul 2021 13:03:58 +0200	[thread overview]
Message-ID: <YPAWHugJQhNMOpYN@kroah.com> (raw)
In-Reply-To: <1626323319.18118.17.camel@mtkswgap22>

On Thu, Jul 15, 2021 at 12:28:39PM +0800, Macpaul Lin wrote:
> Dear Greg,
> 
> Our customers have feedback some similar issues as below link on Android
> kernel-4.14 and kernel-4.19.
>   Link: https://marc.info/?l=linux-kernel&m=138695698516487
> 
> They've reported system become abnormal when OTG U-disk has been plugged
> out after the system has been suspended.
> After debugging, we've found the root cause is the same of the issue
> (link) has been reported. We've also tested the patch "bdi: Do not use
> freezable workqueue" is worked.
>   Link: https://lkml.org/lkml/2019/10/4/176
>   commit id in Linus tree: a2b90f11217790ec0964ba9c93a4abb369758c26
> 
> However, we've checked that patch seems hasn't been applied to stable
> tree (We've checked 4.14 and 4.19). Would you please help to cherry-pick
> this patch to stable trees (and to Android trees)?

Now queued up to the stable kernel trees.  If you need something in
Android kernel trees, please contact google or submit a patch to AOSP
for the needed branches.

thanks,

greg k-h

      reply	other threads:[~2021-07-15 11:04 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-15  4:28 Fix: Please help to cherry-pick patch "bdi: Do not use freezable workqueue" to stable tree Macpaul Lin
2021-07-15 11:03 ` Greg Kroah-Hartman [this message]

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