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Diffstat (limited to 'net/bridge/br_sysfs_if.c')
-rw-r--r--net/bridge/br_sysfs_if.c47
1 files changed, 31 insertions, 16 deletions
diff --git a/net/bridge/br_sysfs_if.c b/net/bridge/br_sysfs_if.c
index 13b36bdc76a7..a1ef1b6e14dc 100644
--- a/net/bridge/br_sysfs_if.c
+++ b/net/bridge/br_sysfs_if.c
@@ -34,6 +34,28 @@ const struct brport_attribute brport_attr_##_name = { \
.store = _store, \
};
+#define BRPORT_ATTR_FLAG(_name, _mask) \
+static ssize_t show_##_name(struct net_bridge_port *p, char *buf) \
+{ \
+ return sprintf(buf, "%d\n", !!(p->flags & _mask)); \
+} \
+static int store_##_name(struct net_bridge_port *p, unsigned long v) \
+{ \
+ unsigned long flags = p->flags; \
+ if (v) \
+ flags |= _mask; \
+ else \
+ flags &= ~_mask; \
+ if (flags != p->flags) { \
+ p->flags = flags; \
+ br_ifinfo_notify(RTM_NEWLINK, p); \
+ } \
+ return 0; \
+} \
+static BRPORT_ATTR(_name, S_IRUGO | S_IWUSR, \
+ show_##_name, store_##_name)
+
+
static ssize_t show_path_cost(struct net_bridge_port *p, char *buf)
{
return sprintf(buf, "%d\n", p->path_cost);
@@ -133,21 +155,9 @@ static int store_flush(struct net_bridge_port *p, unsigned long v)
}
static BRPORT_ATTR(flush, S_IWUSR, NULL, store_flush);
-static ssize_t show_hairpin_mode(struct net_bridge_port *p, char *buf)
-{
- int hairpin_mode = (p->flags & BR_HAIRPIN_MODE) ? 1 : 0;
- return sprintf(buf, "%d\n", hairpin_mode);
-}
-static int store_hairpin_mode(struct net_bridge_port *p, unsigned long v)
-{
- if (v)
- p->flags |= BR_HAIRPIN_MODE;
- else
- p->flags &= ~BR_HAIRPIN_MODE;
- return 0;
-}
-static BRPORT_ATTR(hairpin_mode, S_IRUGO | S_IWUSR,
- show_hairpin_mode, store_hairpin_mode);
+BRPORT_ATTR_FLAG(hairpin_mode, BR_HAIRPIN_MODE);
+BRPORT_ATTR_FLAG(bpdu_guard, BR_BPDU_GUARD);
+BRPORT_ATTR_FLAG(root_block, BR_ROOT_BLOCK);
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
static ssize_t show_multicast_router(struct net_bridge_port *p, char *buf)
@@ -162,6 +172,8 @@ static int store_multicast_router(struct net_bridge_port *p,
}
static BRPORT_ATTR(multicast_router, S_IRUGO | S_IWUSR, show_multicast_router,
store_multicast_router);
+
+BRPORT_ATTR_FLAG(multicast_fast_leave, BR_MULTICAST_FAST_LEAVE);
#endif
static const struct brport_attribute *brport_attrs[] = {
@@ -181,8 +193,11 @@ static const struct brport_attribute *brport_attrs[] = {
&brport_attr_hold_timer,
&brport_attr_flush,
&brport_attr_hairpin_mode,
+ &brport_attr_bpdu_guard,
+ &brport_attr_root_block,
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
&brport_attr_multicast_router,
+ &brport_attr_multicast_fast_leave,
#endif
NULL
};
@@ -209,7 +224,7 @@ static ssize_t brport_store(struct kobject * kobj,
char *endp;
unsigned long val;
- if (!capable(CAP_NET_ADMIN))
+ if (!ns_capable(dev_net(p->dev)->user_ns, CAP_NET_ADMIN))
return -EPERM;
val = simple_strtoul(buf, &endp, 0);