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SubjectRe: [Xen-devel] [PATCH v1] xen/balloon: Fix mapping PG_offline pages to user space
>>> On 14.03.19 at 16:40, <david@redhat.com> wrote:
> --- a/drivers/xen/balloon.c
> +++ b/drivers/xen/balloon.c
> @@ -604,6 +604,7 @@ int alloc_xenballooned_pages(int nr_pages, struct page **pages)
> while (pgno < nr_pages) {
> page = balloon_retrieve(true);
> if (page) {
> + __ClearPageOffline(page);
> pages[pgno++] = page;

While this one's fine, ...

> @@ -646,6 +647,7 @@ void free_xenballooned_pages(int nr_pages, struct page **pages)
>
> for (i = 0; i < nr_pages; i++) {
> if (pages[i])
> + __SetPageOffline(pages[i]);
> balloon_append(pages[i]);
> }

... I think you want to add a pair of braces here.

Jan


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