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2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771 
 kernel/net/bridge/br_sysfs_br.c
....@@ -1,14 +1,10 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
12 /*
23  *	Sysfs attributes of bridge
34  *	Linux ethernet bridge
45  *
56  *	Authors:
67  *	Stephen Hemminger		<shemminger@osdl.org>
7
- *
8
- *	This program is free software; you can redistribute it and/or
9
- *	modify it under the terms of the GNU General Public License
10
- *	as published by the Free Software Foundation; either version
11
- *	2 of the License, or (at your option) any later version.
128  */
139 
1410 #include <linux/capability.h>
....@@ -130,9 +126,7 @@
130126 
131127 static int set_stp_state(struct net_bridge *br, unsigned long val)
132128 {
133
-	br_stp_set_enabled(br, val);
134
-
135
-	return 0;
129
+	return br_stp_set_enabled(br, val, NULL);
136130 }
137131 
138132 static ssize_t stp_state_store(struct device *d,
....@@ -303,7 +297,7 @@
303297 	ether_addr_copy(br->group_addr, new_addr);
304298 	spin_unlock_bh(&br->lock);
305299 
306
-	br->group_addr_set = true;
300
+	br_opt_toggle(br, BROPT_GROUP_ADDR_SET, true);
307301 	br_recalculate_fwd_mask(br);
308302 	netdev_state_change(br->dev);
309303 
....@@ -328,6 +322,27 @@
328322 }
329323 static DEVICE_ATTR_WO(flush);
330324 
325
+static ssize_t no_linklocal_learn_show(struct device *d,
326
+				       struct device_attribute *attr,
327
+				       char *buf)
328
+{
329
+	struct net_bridge *br = to_bridge(d);
330
+	return sprintf(buf, "%d\n", br_boolopt_get(br, BR_BOOLOPT_NO_LL_LEARN));
331
+}
332
+
333
+static int set_no_linklocal_learn(struct net_bridge *br, unsigned long val)
334
+{
335
+	return br_boolopt_toggle(br, BR_BOOLOPT_NO_LL_LEARN, !!val, NULL);
336
+}
337
+
338
+static ssize_t no_linklocal_learn_store(struct device *d,
339
+					struct device_attribute *attr,
340
+					const char *buf, size_t len)
341
+{
342
+	return store_bridge_parm(d, buf, len, set_no_linklocal_learn);
343
+}
344
+static DEVICE_ATTR_RW(no_linklocal_learn);
345
+
331346 #ifdef CONFIG_BRIDGE_IGMP_SNOOPING
332347 static ssize_t multicast_router_show(struct device *d,
333348 				     struct device_attribute *attr, char *buf)
....@@ -349,7 +364,7 @@
349364 				       char *buf)
350365 {
351366 	struct net_bridge *br = to_bridge(d);
352
-	return sprintf(buf, "%d\n", !br->multicast_disabled);
367
+	return sprintf(buf, "%d\n", br_opt_get(br, BROPT_MULTICAST_ENABLED));
353368 }
354369 
355370 static ssize_t multicast_snooping_store(struct device *d,
....@@ -365,12 +380,13 @@
365380 					       char *buf)
366381 {
367382 	struct net_bridge *br = to_bridge(d);
368
-	return sprintf(buf, "%d\n", br->multicast_query_use_ifaddr);
383
+	return sprintf(buf, "%d\n",
384
+		       br_opt_get(br, BROPT_MULTICAST_QUERY_USE_IFADDR));
369385 }
370386 
371387 static int set_query_use_ifaddr(struct net_bridge *br, unsigned long val)
372388 {
373
-	br->multicast_query_use_ifaddr = !!val;
389
+	br_opt_toggle(br, BROPT_MULTICAST_QUERY_USE_IFADDR, !!val);
374390 	return 0;
375391 }
376392 
....@@ -388,7 +404,7 @@
388404 				      char *buf)
389405 {
390406 	struct net_bridge *br = to_bridge(d);
391
-	return sprintf(buf, "%d\n", br->multicast_querier);
407
+	return sprintf(buf, "%d\n", br_opt_get(br, BROPT_MULTICAST_QUERIER));
392408 }
393409 
394410 static ssize_t multicast_querier_store(struct device *d,
....@@ -402,13 +418,13 @@
402418 static ssize_t hash_elasticity_show(struct device *d,
403419 				    struct device_attribute *attr, char *buf)
404420 {
405
-	struct net_bridge *br = to_bridge(d);
406
-	return sprintf(buf, "%u\n", br->hash_elasticity);
421
+	return sprintf(buf, "%u\n", RHT_ELASTICITY);
407422 }
408423 
409424 static int set_elasticity(struct net_bridge *br, unsigned long val)
410425 {
411
-	br->hash_elasticity = val;
426
+	br_warn(br, "the hash_elasticity option has been deprecated and is always %u\n",
427
+		RHT_ELASTICITY);
412428 	return 0;
413429 }
414430 
....@@ -427,10 +443,16 @@
427443 	return sprintf(buf, "%u\n", br->hash_max);
428444 }
429445 
446
+static int set_hash_max(struct net_bridge *br, unsigned long val)
447
+{
448
+	br->hash_max = val;
449
+	return 0;
450
+}
451
+
430452 static ssize_t hash_max_store(struct device *d, struct device_attribute *attr,
431453 			      const char *buf, size_t len)
432454 {
433
-	return store_bridge_parm(d, buf, len, br_multicast_set_hash_max);
455
+	return store_bridge_parm(d, buf, len, set_hash_max);
434456 }
435457 static DEVICE_ATTR_RW(hash_max);
436458 
....@@ -636,12 +658,13 @@
636658 {
637659 	struct net_bridge *br = to_bridge(d);
638660 
639
-	return sprintf(buf, "%u\n", br->multicast_stats_enabled);
661
+	return sprintf(buf, "%d\n",
662
+		       br_opt_get(br, BROPT_MULTICAST_STATS_ENABLED));
640663 }
641664 
642665 static int set_stats_enabled(struct net_bridge *br, unsigned long val)
643666 {
644
-	br->multicast_stats_enabled = !!val;
667
+	br_opt_toggle(br, BROPT_MULTICAST_STATS_ENABLED, !!val);
645668 	return 0;
646669 }
647670 
....@@ -678,12 +701,12 @@
678701 	struct device *d, struct device_attribute *attr, char *buf)
679702 {
680703 	struct net_bridge *br = to_bridge(d);
681
-	return sprintf(buf, "%u\n", br->nf_call_iptables);
704
+	return sprintf(buf, "%u\n", br_opt_get(br, BROPT_NF_CALL_IPTABLES));
682705 }
683706 
684707 static int set_nf_call_iptables(struct net_bridge *br, unsigned long val)
685708 {
686
-	br->nf_call_iptables = val ? true : false;
709
+	br_opt_toggle(br, BROPT_NF_CALL_IPTABLES, !!val);
687710 	return 0;
688711 }
689712 
....@@ -699,12 +722,12 @@
699722 	struct device *d, struct device_attribute *attr, char *buf)
700723 {
701724 	struct net_bridge *br = to_bridge(d);
702
-	return sprintf(buf, "%u\n", br->nf_call_ip6tables);
725
+	return sprintf(buf, "%u\n", br_opt_get(br, BROPT_NF_CALL_IP6TABLES));
703726 }
704727 
705728 static int set_nf_call_ip6tables(struct net_bridge *br, unsigned long val)
706729 {
707
-	br->nf_call_ip6tables = val ? true : false;
730
+	br_opt_toggle(br, BROPT_NF_CALL_IP6TABLES, !!val);
708731 	return 0;
709732 }
710733 
....@@ -720,12 +743,12 @@
720743 	struct device *d, struct device_attribute *attr, char *buf)
721744 {
722745 	struct net_bridge *br = to_bridge(d);
723
-	return sprintf(buf, "%u\n", br->nf_call_arptables);
746
+	return sprintf(buf, "%u\n", br_opt_get(br, BROPT_NF_CALL_ARPTABLES));
724747 }
725748 
726749 static int set_nf_call_arptables(struct net_bridge *br, unsigned long val)
727750 {
728
-	br->nf_call_arptables = val ? true : false;
751
+	br_opt_toggle(br, BROPT_NF_CALL_ARPTABLES, !!val);
729752 	return 0;
730753 }
731754 
....@@ -743,7 +766,7 @@
743766 				   char *buf)
744767 {
745768 	struct net_bridge *br = to_bridge(d);
746
-	return sprintf(buf, "%d\n", br->vlan_enabled);
769
+	return sprintf(buf, "%d\n", br_opt_get(br, BROPT_VLAN_ENABLED));
747770 }
748771 
749772 static ssize_t vlan_filtering_store(struct device *d,
....@@ -791,7 +814,7 @@
791814 				       char *buf)
792815 {
793816 	struct net_bridge *br = to_bridge(d);
794
-	return sprintf(buf, "%u\n", br->vlan_stats_enabled);
817
+	return sprintf(buf, "%u\n", br_opt_get(br, BROPT_VLAN_STATS_ENABLED));
795818 }
796819 
797820 static ssize_t vlan_stats_enabled_store(struct device *d,
....@@ -801,6 +824,22 @@
801824 	return store_bridge_parm(d, buf, len, br_vlan_set_stats);
802825 }
803826 static DEVICE_ATTR_RW(vlan_stats_enabled);
827
+
828
+static ssize_t vlan_stats_per_port_show(struct device *d,
829
+					struct device_attribute *attr,
830
+					char *buf)
831
+{
832
+	struct net_bridge *br = to_bridge(d);
833
+	return sprintf(buf, "%u\n", br_opt_get(br, BROPT_VLAN_STATS_PER_PORT));
834
+}
835
+
836
+static ssize_t vlan_stats_per_port_store(struct device *d,
837
+					 struct device_attribute *attr,
838
+					 const char *buf, size_t len)
839
+{
840
+	return store_bridge_parm(d, buf, len, br_vlan_set_stats_per_port);
841
+}
842
+static DEVICE_ATTR_RW(vlan_stats_per_port);
804843 #endif
805844 
806845 static struct attribute *bridge_attrs[] = {
....@@ -823,6 +862,7 @@
823862 	&dev_attr_gc_timer.attr,
824863 	&dev_attr_group_addr.attr,
825864 	&dev_attr_flush.attr,
865
+	&dev_attr_no_linklocal_learn.attr,
826866 #ifdef CONFIG_BRIDGE_IGMP_SNOOPING
827867 	&dev_attr_multicast_router.attr,
828868 	&dev_attr_multicast_snooping.attr,
....@@ -854,6 +894,7 @@
854894 	&dev_attr_vlan_protocol.attr,
855895 	&dev_attr_default_pvid.attr,
856896 	&dev_attr_vlan_stats_enabled.attr,
897
+	&dev_attr_vlan_stats_per_port.attr,
857898 #endif
858899 	NULL
859900 };