[28/36] Fix PAGE SIZE assumption in miscellaneous places

[clameter]

Fix PAGE SIZE assumption in miscellaneous places.

Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
---
 kernel/futex.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/futex.c b/kernel/futex.c
index a124250..c6102e8 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -258,7 +258,7 @@ int get_futex_key(u32 __user *uaddr, struct rw_semaphore *fshared,
 	err = get_user_pages(current, mm, address, 1, 0, 0, &page, NULL);
 	if (err >= 0) {
 		key->shared.pgoff =
-			page->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT);
+			page->index << (compound_order(page) - PAGE_SHIFT);
 		put_page(page);
 		return 0;
 	}
-- 
1.5.2.4

-- 
-
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