NFSv4.1/pnfs: Layout stateids start out as being invalid
authorTrond Myklebust <trond.myklebust@primarydata.com>
Fri, 17 Jun 2016 20:48:19 +0000 (16:48 -0400)
committerAnna Schumaker <Anna.Schumaker@Netapp.com>
Fri, 24 Jun 2016 16:01:00 +0000 (12:01 -0400)
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Reviewed-by: Jeff Layton <jlayton@poochiereds.net>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
fs/nfs/pnfs.c

index 0c7e0d4..f619139 100644 (file)
@@ -1290,6 +1290,7 @@ alloc_init_layout_hdr(struct inode *ino,
        INIT_LIST_HEAD(&lo->plh_bulk_destroy);
        lo->plh_inode = ino;
        lo->plh_lc_cred = get_rpccred(ctx->cred);
+       lo->plh_flags |= 1 << NFS_LAYOUT_INVALID_STID;
        return lo;
 }
 
@@ -1565,8 +1566,7 @@ lookup_again:
         * stateid, or it has been invalidated, then we must use the open
         * stateid.
         */
-       if (lo->plh_stateid.seqid == 0 ||
-           test_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags)) {
+       if (test_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags)) {
 
                /*
                 * The first layoutget for the file. Need to serialize per