Re: [PATCH v2 1/4] xen/balloon: fix accounting in alloc_xenballooned_pages error path

From: JÃrgen GroÃ
Date: Fri Jul 24 2020 - 09:11:48 EST

On 24.07.20 14:42, Roger Pau Monne wrote:
target_unpopulated is incremented with nr_pages at the start of the
function, but the call to free_xenballooned_pages will only subtract
pgno number of pages, and thus the rest need to be subtracted before
returning or else accounting will be skewed.

Signed-off-by: Roger Pau Monnà <roger.pau@xxxxxxxxxx>

Reviewed-by: Juergen Gross <jgross@xxxxxxxx>