pNFS: Skip invalid stateids when doing a bulk destroy

If the layout stateid is already invalid, we have no work to do.

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

diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 5500108..0b25a1c 100644 (file)
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -750,6 +750,8 @@ pnfs_layout_bulk_destroy_byserver_locked(struct nfs_client *clp,
        struct inode *inode;
 
        list_for_each_entry_safe(lo, next, &server->layouts, plh_layouts) {
+               if (test_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags))
+                       continue;
                inode = igrab(lo->plh_inode);
                if (inode == NULL)
                        continue;