NFSv4: Directly use ida_alloc()/free()

Use ida_alloc()/ida_free() instead of
ida_simple_get()/ida_simple_remove().
The latter is deprecated and more verbose.

Signed-off-by: Bo Liu <liubo03@inspur.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 9bab3e9..beb9448 100644 (file)
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -497,8 +497,7 @@ nfs4_alloc_state_owner(struct nfs_server *server,
        sp = kzalloc(sizeof(*sp), gfp_flags);
        if (!sp)
                return NULL;
-       sp->so_seqid.owner_id = ida_simple_get(&server->openowner_id, 0, 0,
-                                               gfp_flags);
+       sp->so_seqid.owner_id = ida_alloc(&server->openowner_id, gfp_flags);
        if (sp->so_seqid.owner_id < 0) {
                kfree(sp);
                return NULL;
@@ -534,7 +533,7 @@ static void nfs4_free_state_owner(struct nfs4_state_owner *sp)
 {
        nfs4_destroy_seqid_counter(&sp->so_seqid);
        put_cred(sp->so_cred);
-       ida_simple_remove(&sp->so_server->openowner_id, sp->so_seqid.owner_id);
+       ida_free(&sp->so_server->openowner_id, sp->so_seqid.owner_id);
        kfree(sp);
 }
 
@@ -877,8 +876,7 @@ static struct nfs4_lock_state *nfs4_alloc_lock_state(struct nfs4_state *state, f
        refcount_set(&lsp->ls_count, 1);
        lsp->ls_state = state;
        lsp->ls_owner = fl_owner;
-       lsp->ls_seqid.owner_id = ida_simple_get(&server->lockowner_id,
-                                               0, 0, GFP_KERNEL_ACCOUNT);
+       lsp->ls_seqid.owner_id = ida_alloc(&server->lockowner_id, GFP_KERNEL_ACCOUNT);
        if (lsp->ls_seqid.owner_id < 0)
                goto out_free;
        INIT_LIST_HEAD(&lsp->ls_locks);
@@ -890,7 +888,7 @@ out_free:
 
 void nfs4_free_lock_state(struct nfs_server *server, struct nfs4_lock_state *lsp)
 {
-       ida_simple_remove(&server->lockowner_id, lsp->ls_seqid.owner_id);
+       ida_free(&server->lockowner_id, lsp->ls_seqid.owner_id);
        nfs4_destroy_seqid_counter(&lsp->ls_seqid);
        kfree(lsp);
 }