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-rw-r--r--fs/afs/write.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/afs/write.c b/fs/afs/write.c
index ea1768b3c0b5..1a49f5c89342 100644
--- a/fs/afs/write.c
+++ b/fs/afs/write.c
@@ -93,7 +93,7 @@ int afs_write_begin(struct file *file, struct address_space *mapping,
/* We want to store information about how much of a page is altered in
* page->private.
*/
- BUILD_BUG_ON(PAGE_SIZE > 32768 && sizeof(page->private) < 8);
+ BUILD_BUG_ON(PAGE_SIZE - 1 > __AFS_PAGE_PRIV_MASK && sizeof(page->private) < 8);
page = grab_cache_page_write_begin(mapping, index, flags);
if (!page)