xfs: remove xfs_filestream_select_ag() longest extent check

Picking a new AG checks the longest free extent in the AG is valid,
so there's no need to repeat the check in
xfs_filestream_select_ag(). Remove it.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>

diff --git a/fs/xfs/xfs_filestream.c b/fs/xfs/xfs_filestream.c
index 7137667..95e28aa 100644 (file)
--- a/fs/xfs/xfs_filestream.c
+++ b/fs/xfs/xfs_filestream.c
@@ -276,7 +276,7 @@ xfs_filestream_select_ag(
        xfs_agnumber_t          agno = NULLAGNUMBER;
        struct xfs_mru_cache_elem *mru;
        int                     flags = 0;
-       int                     error;
+       int                     error = 0;
 
        args->total = ap->total;
        *blen = 0;
@@ -351,27 +351,11 @@ xfs_filestream_select_ag(
                goto out_error;
        if (agno == NULLAGNUMBER) {
                agno = 0;
-               goto out_irele;
-       }
-
-       pag = xfs_perag_grab(mp, agno);
-       if (!pag)
-               goto out_irele;
-
-       error = xfs_bmap_longest_free_extent(pag, args->tp, blen);
-       xfs_perag_rele(pag);
-       if (error) {
-               if (error != -EAGAIN)
-                       goto out_error;
                *blen = 0;
        }
 
-out_irele:
-       xfs_irele(pip);
 out_select:
        ap->blkno = XFS_AGB_TO_FSB(mp, agno, 0);
-       return 0;
-
 out_error:
        xfs_irele(pip);
        return error;