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SubjectRe: [PATCH] xen/balloon: fix balloon initialization for PVH Dom0
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On 08/08/18 13:46, Roger Pau Monne wrote:
> The current balloon code tries to calculate a delta factor for the
> balloon target when running in HVM mode in order to account for memory
> used by the firmware.
>
> This workaround for memory accounting doesn't work properly on a PVH
> Dom0, that has a static-max value different from the target value even
> at startup. Note that this is not a problem for DomUs because guests are
> started with a static-max value that matches the amount of RAM in the
> memory map.
>
> Fix this by forcefully setting target_diff for Dom0, regardless of
> it's mode.
>
> Reported-by: Gabriel Bercarug <bercarug@amazon.com>
> Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>

Reviewed-by: Juergen Gross <jgross@suse.com>


Juergen

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