Re: [PATCH v6 07/10] mm/memory_hotplug: We always have a zone in find_(smallest|biggest)_section_pfn
From: Oscar Salvador <osalvador@suse.de>
Date: 2020-02-04 09:06:29
Also in:
linux-mm, linux-s390, linux-sh, linuxppc-dev, lkml
On Sun, Oct 06, 2019 at 10:56:43AM +0200, David Hildenbrand wrote:
With shrink_pgdat_span() out of the way, we now always have a valid zone. Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Oscar Salvador <osalvador@suse.de> Cc: David Hildenbrand <redacted> Cc: Michal Hocko <mhocko@suse.com> Cc: Pavel Tatashin <pasha.tatashin@soleen.com> Cc: Dan Williams <redacted> Cc: Wei Yang <redacted> Signed-off-by: David Hildenbrand <redacted>
Reviewed-by: Oscar Salvador <osalvador@suse.de>
quoted hunk ↗ jump to hunk
--- mm/memory_hotplug.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index bf5173e7913d..f294918f7211 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c@@ -337,7 +337,7 @@ static unsigned long find_smallest_section_pfn(int nid, struct zone *zone, if (unlikely(pfn_to_nid(start_pfn) != nid)) continue; - if (zone && zone != page_zone(pfn_to_page(start_pfn))) + if (zone != page_zone(pfn_to_page(start_pfn))) continue; return start_pfn;@@ -362,7 +362,7 @@ static unsigned long find_biggest_section_pfn(int nid, struct zone *zone, if (unlikely(pfn_to_nid(pfn) != nid)) continue; - if (zone && zone != page_zone(pfn_to_page(pfn))) + if (zone != page_zone(pfn_to_page(pfn))) continue; return pfn;-- 2.21.0
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