diff options
author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2019-09-24 00:34:30 +0200 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-09-25 00:54:08 +0200 |
commit | d8c6546b1aea843fbeb4d54a1202f1adda6504be (patch) | |
tree | 4b0fcc4a1afc9342472d59293b50fce20f2d70e7 /mm/vmscan.c | |
parent | mm: introduce page_shift() (diff) | |
download | linux-d8c6546b1aea843fbeb4d54a1202f1adda6504be.tar.xz linux-d8c6546b1aea843fbeb4d54a1202f1adda6504be.zip |
mm: introduce compound_nr()
Replace 1 << compound_order(page) with compound_nr(page). Minor
improvements in readability.
Link: http://lkml.kernel.org/r/20190721104612.19120-4-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Michal Hocko <mhocko@suse.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmscan.c')
-rw-r--r-- | mm/vmscan.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/vmscan.c b/mm/vmscan.c index a6c5d0b28321..8e03427cb64f 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -1149,7 +1149,7 @@ static unsigned long shrink_page_list(struct list_head *page_list, VM_BUG_ON_PAGE(PageActive(page), page); - nr_pages = 1 << compound_order(page); + nr_pages = compound_nr(page); /* Account the number of base pages even though THP */ sc->nr_scanned += nr_pages; @@ -1705,7 +1705,7 @@ static unsigned long isolate_lru_pages(unsigned long nr_to_scan, VM_BUG_ON_PAGE(!PageLRU(page), page); - nr_pages = 1 << compound_order(page); + nr_pages = compound_nr(page); total_scan += nr_pages; if (page_zonenum(page) > sc->reclaim_idx) { |