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-rw-r--r--drivers/xen/balloon.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
index ceb5048de9a7..d107447c47de 100644
--- a/drivers/xen/balloon.c
+++ b/drivers/xen/balloon.c
@@ -369,14 +369,19 @@ static enum bp_state reserve_additional_memory(void)
return BP_ECANCELED;
}
-static void xen_online_page(struct page *page)
+static void xen_online_page(struct page *page, unsigned int order)
{
- __online_page_set_limits(page);
+ unsigned long i, size = (1 << order);
+ unsigned long start_pfn = page_to_pfn(page);
+ struct page *p;
+ pr_debug("Online %lu pages starting at pfn 0x%lx\n", size, start_pfn);
mutex_lock(&balloon_mutex);
-
- __balloon_append(page);
-
+ for (i = 0; i < size; i++) {
+ p = pfn_to_page(start_pfn + i);
+ __online_page_set_limits(p);
+ __balloon_append(p);
+ }
mutex_unlock(&balloon_mutex);
}