[XFS] Kill off xfs_count_bits

xfs_count_bits is only called once, and is then compared to 0. IOW, what
it really wants to know is, is the bitmap empty. This can be done more
simply, certainly.

SGI-PV: 966503
SGI-Modid: xfs-linux-melb:xfs-kern:28944a

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index 6c1bddc04e31..b0667cb27d66 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -580,8 +580,8 @@ xfs_buf_item_unlock(
          * If the buf item isn't tracking any data, free it.
          * Otherwise, if XFS_BLI_HOLD is set clear it.
          */
-        if (xfs_count_bits(bip->bli_format.blf_data_map,
-                              bip->bli_format.blf_map_size, 0) == 0) {
+        if (xfs_bitmap_empty(bip->bli_format.blf_data_map,
+                             bip->bli_format.blf_map_size)) {
                 xfs_buf_item_relse(bp);
         } else if (hold) {
                 bip->bli_flags &= ~XFS_BLI_HOLD;