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Date: Mon, 23 Jan 2017 15:16:34 +0100
From: Greg KH <greg@kroah.com>
To: colyli@suse.de
Cc: stable@vger.kernel.org, Kent Overstreet <kent.overstreet@gmail.com>
Subject: Re: [PATCH] bcache: Make gc wakeup sane, remove set_task_state()
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On Mon, Jan 23, 2017 at 09:20:12PM +0800, colyli@suse.de wrote:
> Hi stable maintainers,
> 
> This patch is from Kent, upstream commit ID is be628be09563.
> Olav Reinert <seroton10@gmail.com> reports a kerenl crash from
> bcache (boo#1021260) and Oliver Nuekum points out this patch fixes the problem. 

"boo"?

> I send this patch to stable@kernel.vger.org, hope this patch can be taken care
> in stable kernels.
> 
> Thanks in advance.
> 
> Coly Li
> 
> Here I attach the original patch, just FYI.
> ---
> From: Kent Overstreet <kent.overstreet@gmail.com>
> Date: Wed, 26 Oct 2016 20:31:17 -0700
> Subject: [PATCH] bcache: Make gc wakeup sane, remove set_task_state()
> 
> Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>

No changelog text?  Worst short changelog description ever?

This gives me no context of what is going on here.  Why does this fix a
bug?  What kernel(s) should it be backported to?

I need some more help here please.

thanks,

greg k-h