linux-kernel - Re: [PATCH v2 1/7] vmw_balloon: fix inflation of 64-bit GFNs

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Date:   Thu, 14 Jun 2018 07:50:42 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Nadav Amit <namit@...are.com>
Cc:     Xavier Deguillard <xdeguillard@...are.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Arnd Bergmann <arnd@...db.de>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>
Subject: Re: [PATCH v2 1/7] vmw_balloon: fix inflation of 64-bit GFNs

On Thu, Jun 14, 2018 at 05:41:01AM +0000, Nadav Amit wrote:
> at 10:23 PM, Greg Kroah-Hartman <gregkh@...uxfoundation.org> wrote:
> 
> > On Wed, Jun 13, 2018 at 06:54:06AM -0700, Nadav Amit wrote:
> >> When balloon batching is not supported by the hypervisor, the guest
> >> frame number (GFN) must fit in 32-bit. However, due to a bug, this check
> >> was mistakenly ignored. In practice, when total RAM is greater than
> >> 16TB, the balloon does not work currently, making this bug unlikely to
> >> happen.
> >> 
> >> Fixes: ef0f8f112984 ("VMware balloon: partially inline vmballoon_reserve_page.")
> >> 
> >> Cc: stable@...r.kernel.org
> > 
> > Again, no blank line between these things.
> > 
> > Also, please break this up into two different patch series.  One for
> > 4.18-final and one for 4.19-rc1.  You should always split up bugfixes
> > from new features/cleanups as that is what I have to do when sending
> > them to Linus.
> 
> I have only sent what I thought is appropriate for 4.18 (cleanup/features 
> will be sent separately):
> 
> * 5 bug fixes (1-5/7)
> * 1 update the maintainer list (7/7)
> * 1 update to the comment to prevent checkpatch from complaining (6/7)
> 
> If you think any patch is unsuitable to 4.18 - please say which.

How do I know which patch goes to which branch?  Please make it so
obvious I can not get it wrong.  Remember, I get 1000 emails a day, you
don't want me to have to make a judgement call about anything, as I will
mess it up  :)

thanks,

greg k-h