linux-kernel - Re: [PATCH] mm,memory_hotplug: Fix scan_movable

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Message-ID: <20190125075830.6mqw2io4rwz7wxx5@d104.suse.de>
Date:   Fri, 25 Jan 2019 08:58:33 +0100
From:   Oscar Salvador <osalvador@...e.de>
To:     David Hildenbrand <david@...hat.com>
Cc:     akpm@...ux-foundation.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, mhocko@...e.com
Subject: Re: [PATCH] mm,memory_hotplug: Fix scan_movable_pages for gigantic
 hugepages

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@...hat.com>

Thanks David ;-)

-- 
Oscar Salvador
SUSE L3