netdevsim: move sdev specific bpf debugfs files to sdev dir

Some netdevsim bpf debugfs files are per-sdev, yet they are defined per
netdevsim instance. Move them under sdev directory.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/netdevsim/bpf.c

@@ -65,8 +65,8 @@ nsim_bpf_verify_insn(struct bpf_verifier_env *env, int insn_idx, int prev_insn)
 	struct nsim_bpf_bound_prog *state;
 
 	state = env->prog->aux->offload->dev_priv;
-	if (state->ns->bpf_bind_verifier_delay && !insn_idx)
-		msleep(state->ns->bpf_bind_verifier_delay);
+	if (state->ns->sdev->bpf_bind_verifier_delay && !insn_idx)
+		msleep(state->ns->sdev->bpf_bind_verifier_delay);
 
 	if (insn_idx == env->prog->len - 1)
 		pr_vlog(env, "Hello from netdevsim!\n");
@@ -250,7 +250,7 @@ static int nsim_bpf_verifier_prep(struct bpf_prog *prog)
 {
 	struct netdevsim *ns = bpf_offload_dev_priv(prog->aux->offload->offdev);
 
-	if (!ns->bpf_bind_accept)
+	if (!ns->sdev->bpf_bind_accept)
 		return -EOPNOTSUPP;
 
 	return nsim_bpf_create_prog(ns, prog);
@@ -594,6 +594,12 @@ int nsim_bpf_init(struct netdevsim *ns)
 		err = PTR_ERR_OR_ZERO(ns->sdev->bpf_dev);
 		if (err)
 			return err;
+
+		ns->sdev->bpf_bind_accept = true;
+		debugfs_create_bool("bpf_bind_accept", 0600, ns->sdev->ddir,
+				    &ns->sdev->bpf_bind_accept);
+		debugfs_create_u32("bpf_bind_verifier_delay", 0600, ns->sdev->ddir,
+				   &ns->sdev->bpf_bind_verifier_delay);
 	}
 
 	err = bpf_offload_dev_netdev_register(ns->sdev->bpf_dev, ns->netdev);
@@ -603,12 +609,6 @@ int nsim_bpf_init(struct netdevsim *ns)
 	debugfs_create_u32("bpf_offloaded_id", 0400, ns->ddir,
 			   &ns->bpf_offloaded_id);
 
-	ns->bpf_bind_accept = true;
-	debugfs_create_bool("bpf_bind_accept", 0600, ns->ddir,
-			    &ns->bpf_bind_accept);
-	debugfs_create_u32("bpf_bind_verifier_delay", 0600, ns->ddir,
-			   &ns->bpf_bind_verifier_delay);
-
 	ns->bpf_tc_accept = true;
 	debugfs_create_bool("bpf_tc_accept", 0600, ns->ddir,
 			    &ns->bpf_tc_accept);

drivers/net/netdevsim/netdevsim.h

@@ -39,6 +39,9 @@ struct netdevsim_shared_dev {
 
 	struct bpf_offload_dev *bpf_dev;
 
+	bool bpf_bind_accept;
+	u32 bpf_bind_verifier_delay;
+
 	struct dentry *ddir_bpf_bound_progs;
 	u32 prog_id_gen;
 
@@ -95,9 +98,6 @@ struct netdevsim {
 	struct xdp_attachment_info xdp;
 	struct xdp_attachment_info xdp_hw;
 
-	bool bpf_bind_accept;
-	u32 bpf_bind_verifier_delay;
-
 	bool bpf_tc_accept;
 	bool bpf_tc_non_bound_accept;
 	bool bpf_xdpdrv_accept;

tools/testing/selftests/bpf/test_offload.py

@@ -1055,7 +1055,7 @@ def test_multi_prog(sim, obj, modename, modeid):
 
     start_test("Test if netdev removal waits for translation...")
     delay_msec = 500
-    sim.dfs["bpf_bind_verifier_delay"] = delay_msec
+    sim.dfs["sdev/bpf_bind_verifier_delay"] = delay_msec
     start = time.time()
     cmd_line = "tc filter add dev %s ingress bpf %s da skip_sw" % \
                (sim['ifname'], obj)