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| author | Mike Rapoport <rppt@linux.ibm.com> | 2021-09-08 04:54:55 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-09-08 20:50:22 +0200 |
| commit | 673d40c82eb2200da32ae9cc9cac8c584b66b5a9 (patch) | |
| tree | d15aa0fb3402cda8b823a376018e5b8f6bbe83d0 /mm | |
| parent | mm: remove pfn_valid_within() and CONFIG_HOLES_IN_ZONE (diff) | |
| download | linux-673d40c82eb2200da32ae9cc9cac8c584b66b5a9.tar.xz linux-673d40c82eb2200da32ae9cc9cac8c584b66b5a9.zip | |
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')
| -rw-r--r-- | mm/memory_hotplug.c | 9 |
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); |