btrfs: extent_io: Kill dead condition in extent_write_cache_pages()

Since __extent_writepage() will no longer return >0 value,
(ret == AOP_WRITEPAGE_ACTIVATE) will never be true.

Kill that dead branch.

Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 8399fc4..cd76be7 100644 (file)
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -3974,11 +3974,6 @@ retry:
                        }
 
                        ret = __extent_writepage(page, wbc, epd);
-
-                       if (unlikely(ret == AOP_WRITEPAGE_ACTIVATE)) {
-                               unlock_page(page);
-                               ret = 0;
-                       }
                        if (ret < 0) {
                                /*
                                 * done_index is set past this page,