net: replace ADDRLABEL with dynamic debug

ADDRLABEL only works when it was set in compilation phase. Replace it with
net_dbg_ratelimited().

Signed-off-by: Wang Liang <wangliang74@huawei.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250702104417.1526138-1-wangliang74@huawei.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
index fb63ffbcfc647db93bdf950646ecde20042e5498..567efd626ab4dfe301131031d1091f83057f09f7 100644 (file)
--- a/net/ipv6/addrlabel.c
+++ b/net/ipv6/addrlabel.c
@@ -20,12 +20,6 @@
 #include <linux/netlink.h>
 #include <linux/rtnetlink.h>
 
-#if 0
-#define ADDRLABEL(x...) printk(x)
-#else
-#define ADDRLABEL(x...) do { ; } while (0)
-#endif
-
 /*
  * Policy Table
  */
@@ -150,8 +144,8 @@ u32 ipv6_addr_label(struct net *net,
        label = p ? p->label : IPV6_ADDR_LABEL_DEFAULT;
        rcu_read_unlock();
 
-       ADDRLABEL(KERN_DEBUG "%s(addr=%pI6, type=%d, ifindex=%d) => %08x\n",
-                 __func__, addr, type, ifindex, label);
+       net_dbg_ratelimited("%s(addr=%pI6, type=%d, ifindex=%d) => %08x\n", __func__, addr, type,
+                           ifindex, label);
 
        return label;
 }
@@ -164,8 +158,8 @@ static struct ip6addrlbl_entry *ip6addrlbl_alloc(const struct in6_addr *prefix,
        struct ip6addrlbl_entry *newp;
        int addrtype;
 
-       ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d, label=%u)\n",
-                 __func__, prefix, prefixlen, ifindex, (unsigned int)label);
+       net_dbg_ratelimited("%s(prefix=%pI6, prefixlen=%d, ifindex=%d, label=%u)\n", __func__,
+                           prefix, prefixlen, ifindex, (unsigned int)label);
 
        addrtype = ipv6_addr_type(prefix) & (IPV6_ADDR_MAPPED | IPV6_ADDR_COMPATv4 | IPV6_ADDR_LOOPBACK);
 
@@ -207,8 +201,7 @@ static int __ip6addrlbl_add(struct net *net, struct ip6addrlbl_entry *newp,
        struct hlist_node *n;
        int ret = 0;
 
-       ADDRLABEL(KERN_DEBUG "%s(newp=%p, replace=%d)\n", __func__, newp,
-                 replace);
+       net_dbg_ratelimited("%s(newp=%p, replace=%d)\n", __func__, newp, replace);
 
        hlist_for_each_entry_safe(p, n, &net->ipv6.ip6addrlbl_table.head, list) {
                if (p->prefixlen == newp->prefixlen &&
@@ -247,9 +240,8 @@ static int ip6addrlbl_add(struct net *net,
        struct ip6addrlbl_entry *newp;
        int ret = 0;
 
-       ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d, label=%u, replace=%d)\n",
-                 __func__, prefix, prefixlen, ifindex, (unsigned int)label,
-                 replace);
+       net_dbg_ratelimited("%s(prefix=%pI6, prefixlen=%d, ifindex=%d, label=%u, replace=%d)\n",
+                           __func__, prefix, prefixlen, ifindex, (unsigned int)label, replace);
 
        newp = ip6addrlbl_alloc(prefix, prefixlen, ifindex, label);
        if (IS_ERR(newp))
@@ -271,8 +263,8 @@ static int __ip6addrlbl_del(struct net *net,
        struct hlist_node *n;
        int ret = -ESRCH;
 
-       ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d)\n",
-                 __func__, prefix, prefixlen, ifindex);
+       net_dbg_ratelimited("%s(prefix=%pI6, prefixlen=%d, ifindex=%d)\n", __func__, prefix,
+                           prefixlen, ifindex);
 
        hlist_for_each_entry_safe(p, n, &net->ipv6.ip6addrlbl_table.head, list) {
                if (p->prefixlen == prefixlen &&
@@ -294,8 +286,8 @@ static int ip6addrlbl_del(struct net *net,
        struct in6_addr prefix_buf;
        int ret;
 
-       ADDRLABEL(KERN_DEBUG "%s(prefix=%pI6, prefixlen=%d, ifindex=%d)\n",
-                 __func__, prefix, prefixlen, ifindex);
+       net_dbg_ratelimited("%s(prefix=%pI6, prefixlen=%d, ifindex=%d)\n", __func__, prefix,
+                           prefixlen, ifindex);
 
        ipv6_addr_prefix(&prefix_buf, prefix, prefixlen);
        spin_lock(&net->ipv6.ip6addrlbl_table.lock);
@@ -312,8 +304,6 @@ static int __net_init ip6addrlbl_net_init(struct net *net)
        int err;
        int i;
 
-       ADDRLABEL(KERN_DEBUG "%s\n", __func__);
-
        spin_lock_init(&net->ipv6.ip6addrlbl_table.lock);
        INIT_HLIST_HEAD(&net->ipv6.ip6addrlbl_table.head);