[28/41] Futex: Fix PAGE SIZE assumption

From: Christoph Lameter
Date: Tue Sep 11 2007 - 02:24:44 EST


Signed-off-by: Christoph Lameter <clameter@xxxxxxx>
---
kernel/futex.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

Index: linux-2.6/kernel/futex.c
===================================================================
--- linux-2.6.orig/kernel/futex.c 2007-09-05 01:19:50.000000000 -0700
+++ linux-2.6/kernel/futex.c 2007-09-05 01:37:04.000000000 -0700
@@ -258,7 +258,8 @@ int get_futex_key(u32 __user *uaddr, str
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 <<
+ (page_cache_page_shift(page) - PAGE_SHIFT);
put_page(page);
return 0;
}

--
-
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