[PATCH] BLOCK: Stop fallback_migrate_page() from using page_has_buffers() [try #6]

Stop fallback_migrate_page() from using page_has_buffers() since that might not
be available.  Use PagePrivate() instead since that's more general.

Signed-Off-By: David Howells <dhowells@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 1 insertions, 1 deletions

diff --git a/mm/migrate.c b/mm/migrate.c
index 20a8c2687b1e..7f50e3ff54cd 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -525,7 +525,7 @@ static int fallback_migrate_page(struct address_space *mapping,
          * Buffers may be managed in a filesystem specific way.
          * We must have no buffers or drop them.
          */
-        if (page_has_buffers(page) &&
+        if (PagePrivate(page) &&
             !try_to_release_page(page, GFP_KERNEL))
                 return -EAGAIN;