* [patch 077/158] hv_balloon: use generic_online_page()
@ 2019-12-01 1:53 akpm
0 siblings, 0 replies; only message in thread
From: akpm @ 2019-12-01 1:53 UTC (permalink / raw)
To: akpm, cai, dan.j.williams, david, haiyangz, kys, linux-mm,
mhocko, mm-commits, osalvador, pasha.tatashin, richard.weiyang,
sashal, sthemmin, torvalds
From: David Hildenbrand <david@redhat.com>
Subject: hv_balloon: use generic_online_page()
Let's use the generic onlining function - which will now also take care
of calling kernel_map_pages().
Link: http://lkml.kernel.org/r/20190909114830.662-3-david@redhat.com
Signed-off-by: David Hildenbrand <david@redhat.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Cc: "K. Y. Srinivasan" <kys@microsoft.com>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Stephen Hemminger <sthemmin@microsoft.com>
Cc: Sasha Levin <sashal@kernel.org>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Oscar Salvador <osalvador@suse.com>
Cc: Pavel Tatashin <pasha.tatashin@soleen.com>
Cc: Qian Cai <cai@lca.pw>
Cc: Wei Yang <richard.weiyang@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
drivers/hv/hv_balloon.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/drivers/hv/hv_balloon.c~hv_balloon-use-generic_online_page
+++ a/drivers/hv/hv_balloon.c
@@ -681,8 +681,7 @@ static void hv_page_online_one(struct hv
/* This frame is currently backed; online the page. */
__online_page_set_limits(pg);
- __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++;
_
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2019-12-01 1:53 [patch 077/158] hv_balloon: use generic_online_page() akpm
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