pNFS/flexfiles: remove requirement for whole file layouts

Remove the requirement that the server always sends whole file
layouts.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>

diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index 2b45807a52214b61db71e70d2b0eb7ff9aa40fbe..42f581e213cc73ae95abf66335371fa6769be606 100644 (file)
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -257,24 +257,6 @@ static void ff_layout_free_mirror_array(struct nfs4_ff_layout_segment *fls)
                ff_layout_put_mirror(fls->mirror_array[i]);
 }
 
-static int ff_layout_check_layout(struct nfs4_layoutget_res *lgr)
-{
-       int ret = 0;
-
-       dprintk("--> %s\n", __func__);
-
-       /* FIXME: remove this check when layout segment support is added */
-       if (lgr->range.offset != 0 ||
-           lgr->range.length != NFS4_MAX_UINT64) {
-               dprintk("%s Only whole file layouts supported. Use MDS i/o\n",
-                       __func__);
-               ret = -EINVAL;
-       }
-
-       dprintk("--> %s returns %d\n", __func__, ret);
-       return ret;
-}
-
 static void _ff_layout_free_lseg(struct nfs4_ff_layout_segment *fls)
 {
        if (fls) {
@@ -556,9 +538,6 @@ ff_layout_alloc_lseg(struct pnfs_layout_hdr *lh,
 
 out_sort_mirrors:
        ff_layout_sort_mirrors(fls);
-       rc = ff_layout_check_layout(lgr);
-       if (rc)
-               goto out_err_free;
        ret = &fls->generic_hdr;
        dprintk("<-- %s (success)\n", __func__);
 out_free_page: