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authorMatthew Wilcox (Oracle) <willy@infradead.org>2020-10-16 06:10:15 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-10-16 21:11:19 +0300
commitab130f9108dcf2062a44f9f0706824ef2e30492e (patch)
tree07e3283496e2772048141c882b1ef633364dec0f /mm/shuffle.c
parent1f0f8c0de09066d23760c1f5fac2cd53b32f1127 (diff)
downloadlinux-ab130f9108dcf2062a44f9f0706824ef2e30492e.tar.xz
mm: rename page_order() to buddy_order()
The current page_order() can only be called on pages in the buddy allocator. For compound pages, you have to use compound_order(). This is confusing and led to a bug, so rename page_order() to buddy_order(). Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Link: https://lkml.kernel.org/r/20201001152259.14932-2-willy@infradead.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/shuffle.c')
-rw-r--r--mm/shuffle.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/shuffle.c b/mm/shuffle.c
index 9b5cd4b004b0..9c2e145a747a 100644
--- a/mm/shuffle.c
+++ b/mm/shuffle.c
@@ -60,7 +60,7 @@ static struct page * __meminit shuffle_valid_page(struct zone *zone,
* ...is the page on the same list as the page we will
* shuffle it with?
*/
- if (page_order(page) != order)
+ if (buddy_order(page) != order)
return NULL;
return page;