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Date:   Wed, 13 Jun 2018 18:27:22 +0000
From:   Nadav Amit <>
To:     Greg Kroah-Hartman <>
CC:     Xavier Deguillard <>,
        "" <>,
        Arnd Bergmann <>
Subject: Re: [PATCH 3/7] vmw_balloon: fix inflation of 64-bit GFNs

at 11:21 AM, Greg Kroah-Hartman <> wrote:

> On Wed, Jun 13, 2018 at 04:03:55AM -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.")
> Why have a bugfix as the 3rd patch of the series?  Please put it first,
> so that it can get into Linus's tree sooner.
> Also, no need to line-wrap this, and drop the blank line.
> And finally, does this need to go to the stable kernels?  If so, please
> add the correct line for that.

I will fix the message. Patches 3-7 deal with minor bugs, some of which have
been there since day one, so I didn’t put a “Fixes” tag.

I’ll follow your direction and put patches 1-2 at the end.

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