Let's properly adjust BALLOON_MIGRATE like the other drivers.
Note that the INFLATE/DEFLATE events are triggered from the core when
enqueueing/dequeueing pages.
Not completely sure whether really is stable material, but the fix is
trivial so let's just CC stable.
This was found by code inspection.
Fixes: fe030c9b85e6 ("powerpc/pseries/cmm: Implement balloon compaction")
Cc: <[email protected]>
Signed-off-by: David Hildenbrand <[email protected]>
---
arch/powerpc/platforms/pseries/cmm.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/powerpc/platforms/pseries/cmm.c
b/arch/powerpc/platforms/pseries/cmm.c
index 688f5fa1c7245..310dab4bc8679 100644
--- a/arch/powerpc/platforms/pseries/cmm.c
+++ b/arch/powerpc/platforms/pseries/cmm.c
@@ -532,6 +532,7 @@ static int cmm_migratepage(struct balloon_dev_info
*b_dev_info,
spin_lock_irqsave(&b_dev_info->pages_lock, flags);
balloon_page_insert(b_dev_info, newpage);
+ __count_vm_event(BALLOON_MIGRATE);
b_dev_info->isolated_pages--;
spin_unlock_irqrestore(&b_dev_info->pages_lock, flags);
--
2.51.0
