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authorMatthew Wilcox (Oracle) <willy@infradead.org>2019-09-23 15:34:30 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-09-24 15:54:08 -0700
commitd8c6546b1aea843fbeb4d54a1202f1adda6504be (patch)
tree4b0fcc4a1afc9342472d59293b50fce20f2d70e7 /mm/hugetlb_cgroup.c
parent94ad9338109fe9d0b8a4a16828719dd6dcaee4c2 (diff)
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/hugetlb_cgroup.c')
-rw-r--r--mm/hugetlb_cgroup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/hugetlb_cgroup.c b/mm/hugetlb_cgroup.c
index 68c2f2f3c05b..f1930fa0b445 100644
--- a/mm/hugetlb_cgroup.c
+++ b/mm/hugetlb_cgroup.c
@@ -139,7 +139,7 @@ static void hugetlb_cgroup_move_parent(int idx, struct hugetlb_cgroup *h_cg,
if (!page_hcg || page_hcg != h_cg)
goto out;
- nr_pages = 1 << compound_order(page);
+ nr_pages = compound_nr(page);
if (!parent) {
parent = root_h_cgroup;
/* root has no limit */