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| author | Kirill A. Shutemov <kirill.shutemov@linux.intel.com> | 2023-12-28 17:47:03 +0300 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2024-01-08 15:27:15 -0800 |
| commit | fd37721803c6e73619108f76ad2e12a9aa5fafaf (patch) | |
| tree | 9f4b4af44314d4e0c38bda7a6558abed65186260 /mm/page_reporting.c | |
| parent | a5b7620bab81f16e8bbb04f4aea94c4c7feb0d77 (diff) | |
| download | linux-fd37721803c6e73619108f76ad2e12a9aa5fafaf.tar.gz linux-fd37721803c6e73619108f76ad2e12a9aa5fafaf.tar.bz2 linux-fd37721803c6e73619108f76ad2e12a9aa5fafaf.zip | |
mm, treewide: introduce NR_PAGE_ORDERS
NR_PAGE_ORDERS defines the number of page orders supported by the page
allocator, ranging from 0 to MAX_ORDER, MAX_ORDER + 1 in total.
NR_PAGE_ORDERS assists in defining arrays of page orders and allows for
more natural iteration over them.
[kirill.shutemov@linux.intel.com: fixup for kerneldoc warning]
Link: https://lkml.kernel.org/r/20240101111512.7empzyifq7kxtzk3@box
Link: https://lkml.kernel.org/r/20231228144704.14033-1-kirill.shutemov@linux.intel.com
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Reviewed-by: Zi Yan <ziy@nvidia.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/page_reporting.c')
| -rw-r--r-- | mm/page_reporting.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/page_reporting.c b/mm/page_reporting.c index b021f482a4cb..66369cc5279b 100644 --- a/mm/page_reporting.c +++ b/mm/page_reporting.c @@ -276,7 +276,7 @@ page_reporting_process_zone(struct page_reporting_dev_info *prdev, return err; /* Process each free list starting from lowest order/mt */ - for (order = page_reporting_order; order <= MAX_ORDER; order++) { + for (order = page_reporting_order; order < NR_PAGE_ORDERS; order++) { for (mt = 0; mt < MIGRATE_TYPES; mt++) { /* We do not pull pages from the isolate free list */ if (is_migrate_isolate(mt)) |