Re: [PATCH] mm,memory_hotplug: Fix scan_movable_pages for gigantic hugepages

From: Oscar Salvador
Date: Fri Jan 25 2019 - 02:58:36 EST


On Wed, Jan 23, 2019 at 11:33:56AM +0100, David Hildenbrand wrote:
> If you use {} for the else case, please also do so for the if case.

Diff on top:

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 25aee4f04a72..d5810e522b72 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1338,9 +1338,9 @@ static unsigned long scan_movable_pages(unsigned long start, unsigned long end)
struct page *head = compound_head(page);

if (hugepage_migration_supported(page_hstate(head)) &&
- page_huge_active(head))
+ page_huge_active(head)) {
return pfn;
- else {
+ } else {
unsigned long skip;

skip = (1 << compound_order(head)) - (page - head);

> Apart from that this looks good to me
>
> Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>

Thanks David ;-)

--
Oscar Salvador
SUSE L3