NFS: Make directIO aware of compound pages...
...and avoid calling set_page_dirty on them
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index fd7ac5e..10ae377 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -122,9 +122,10 @@
{
int i;
for (i = 0; i < npages; i++) {
- if (do_dirty)
- set_page_dirty_lock(pages[i]);
- page_cache_release(pages[i]);
+ struct page *page = pages[i];
+ if (do_dirty && !PageCompound(page))
+ set_page_dirty_lock(page);
+ page_cache_release(page);
}
kfree(pages);
}