Re: [PATCH 3/7] vmw_balloon: fix inflation of 64-bit GFNs

From: Greg Kroah-Hartman
Date: Wed Jun 13 2018 - 14:22:11 EST

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.


greg k-h