Fix: Please help to cherry-pick patch "bdi: Do not use freezable workqueue" to stable tree

Greg Kroah-Hartman gregkh at linuxfoundation.org
Thu Jul 15 04:03:58 PDT 2021


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



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