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authorMike Rapoport <rppt@linux.ibm.com>2021-09-07 19:54:55 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-09-08 11:50:22 -0700
commit673d40c82eb2200da32ae9cc9cac8c584b66b5a9 (patch)
treed15aa0fb3402cda8b823a376018e5b8f6bbe83d0 /mm/memory_hotplug.c
parent859a85ddf90e714092dea71a0e54c7b9896621be (diff)
mm: memory_hotplug: cleanup after removal of pfn_valid_within()
When test_pages_in_a_zone() used pfn_valid_within() is has some logic surrounding pfn_valid_within() checks. Since pfn_valid_within() is gone, this logic can be removed. Link: https://lkml.kernel.org/r/20210713080035.7464-3-rppt@kernel.org Signed-off-by: Mike Rapoport <rppt@linux.ibm.com> Acked-by: David Hildenbrand <david@redhat.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: "Rafael J. Wysocki" <rafael@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/memory_hotplug.c')
-rw-r--r--mm/memory_hotplug.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 8d3376f66f01..f829805fe1ca 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -1298,7 +1298,7 @@ struct zone *test_pages_in_a_zone(unsigned long start_pfn,
unsigned long pfn, sec_end_pfn;
struct zone *zone = NULL;
struct page *page;
- int i;
+
for (pfn = start_pfn, sec_end_pfn = SECTION_ALIGN_UP(start_pfn + 1);
pfn < end_pfn;
pfn = sec_end_pfn, sec_end_pfn += PAGES_PER_SECTION) {
@@ -1307,13 +1307,10 @@ struct zone *test_pages_in_a_zone(unsigned long start_pfn,
continue;
for (; pfn < sec_end_pfn && pfn < end_pfn;
pfn += MAX_ORDER_NR_PAGES) {
- i = 0;
- if (i == MAX_ORDER_NR_PAGES || pfn + i >= end_pfn)
- continue;
/* Check if we got outside of the zone */
- if (zone && !zone_spans_pfn(zone, pfn + i))
+ if (zone && !zone_spans_pfn(zone, pfn))
return NULL;
- page = pfn_to_page(pfn + i);
+ page = pfn_to_page(pfn);
if (zone && page_zone(page) != zone)
return NULL;
zone = page_zone(page);