[PATCH v1 2/3] hv_balloon: Use generic_online_page()

From: David Hildenbrand
Date: Mon Sep 09 2019 - 07:48:58 EST


Let's use the generic onlining function - which will now also take care
of calling kernel_map_pages().

Cc: "K. Y. Srinivasan" <kys@xxxxxxxxxxxxx>
Cc: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Cc: Stephen Hemminger <sthemmin@xxxxxxxxxxxxx>
Cc: Sasha Levin <sashal@xxxxxxxxxx>
Signed-off-by: David Hildenbrand <david@xxxxxxxxxx>
---
drivers/hv/hv_balloon.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c
index a91c90d4402c..35f123b459c8 100644
--- a/drivers/hv/hv_balloon.c
+++ b/drivers/hv/hv_balloon.c
@@ -680,8 +680,7 @@ static void hv_page_online_one(struct hv_hotadd_state *has, struct page *pg)
__ClearPageOffline(pg);

/* This frame is currently backed; online the page. */
- __online_page_increment_counters(pg);
- __online_page_free(pg);
+ generic_online_page(pg, 0);

lockdep_assert_held(&dm_device.ha_lock);
dm_device.num_pages_onlined++;
--
2.21.0