Use the current logging style.
This enables use of dynamic debugging as well.
Convert printk(KERN_<LEVEL> to pr_<level>.
Add pr_fmt. Remove embedded prefixes, use
%s, __func__ instead.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
  * Copyright (C) 2009 Neil Horman <nhorman@tuxdriver.com>
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/netdevice.h>
 #include <linux/etherdevice.h>
 #include <linux/string.h>
        struct per_cpu_dm_data *data;
        int cpu, rc;
 
-       printk(KERN_INFO "Initializing network drop monitor service\n");
+       pr_info("Initializing network drop monitor service\n");
 
        if (sizeof(void *) > 8) {
-               printk(KERN_ERR "Unable to store program counters on this arch, Drop monitor failed\n");
+               pr_err("Unable to store program counters on this arch, Drop monitor failed\n");
                return -ENOSPC;
        }
 
                                           dropmon_ops,
                                           ARRAY_SIZE(dropmon_ops));
        if (rc) {
-               printk(KERN_ERR "Could not create drop monitor netlink family\n");
+               pr_err("Could not create drop monitor netlink family\n");
                return rc;
        }
 
        rc = register_netdevice_notifier(&dropmon_net_notifier);
        if (rc < 0) {
-               printk(KERN_CRIT "Failed to register netdevice notifier\n");
+               pr_crit("Failed to register netdevice notifier\n");
                goto out_unreg;
        }
 
 
  *     Harald Welte            Add neighbour cache statistics like rtstat
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/slab.h>
 #include <linux/types.h>
 #include <linux/kernel.h>
        NEIGH_CACHE_STAT_INC(neigh->tbl, destroys);
 
        if (!neigh->dead) {
-               printk(KERN_WARNING
-                      "Destroying alive neighbour %p\n", neigh);
+               pr_warn("Destroying alive neighbour %p\n", neigh);
                dump_stack();
                return;
        }
 
        if (neigh_del_timer(neigh))
-               printk(KERN_WARNING "Impossible event.\n");
+               pr_warn("Impossible event\n");
 
        skb_queue_purge(&neigh->arp_queue);
        neigh->arp_queue_len_bytes = 0;
        write_unlock(&neigh_tbl_lock);
 
        if (unlikely(tmp)) {
-               printk(KERN_ERR "NEIGH: Registering multiple tables for "
-                      "family %d\n", tbl->family);
+               pr_err("Registering multiple tables for family %d\n",
+                      tbl->family);
                dump_stack();
        }
 }
        pneigh_queue_purge(&tbl->proxy_queue);
        neigh_ifdown(tbl, NULL);
        if (atomic_read(&tbl->entries))
-               printk(KERN_CRIT "neighbour leakage\n");
+               pr_crit("neighbour leakage\n");
        write_lock(&neigh_tbl_lock);
        for (tp = &neigh_tables; *tp; tp = &(*tp)->next) {
                if (*tp == tbl) {
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/workqueue.h>
 #include <linux/rtnetlink.h>
 #include <linux/cache.h>
 {
 #ifdef NETNS_REFCNT_DEBUG
        if (unlikely(atomic_read(&net->use_count) != 0)) {
-               printk(KERN_EMERG "network namespace not free! Usage: %d\n",
-                       atomic_read(&net->use_count));
+               pr_emerg("network namespace not free! Usage: %d\n",
+                        atomic_read(&net->use_count));
                return;
        }
 #endif
 
  * Authors:    Neil Horman <nhorman@tuxdriver.com>
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/types.h>
        old_priomap  = rtnl_dereference(dev->priomap);
 
        if (!new_priomap) {
-               printk(KERN_WARNING "Unable to alloc new priomap!\n");
+               pr_warn("Unable to alloc new priomap!\n");
                return;
        }
 
 
        ret = get_prioidx(&cs->prioidx);
        if (ret != 0) {
-               printk(KERN_WARNING "No space in priority index array\n");
+               pr_warn("No space in priority index array\n");
                kfree(cs);
                return ERR_PTR(ret);
        }
 
  *     The functions in this file will not compile correctly with gcc 2.4.x
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/module.h>
 #include <linux/types.h>
 #include <linux/kernel.h>
  */
 static void skb_over_panic(struct sk_buff *skb, int sz, void *here)
 {
-       printk(KERN_EMERG "skb_over_panic: text:%p len:%d put:%d head:%p "
-                         "data:%p tail:%#lx end:%#lx dev:%s\n",
-              here, skb->len, sz, skb->head, skb->data,
-              (unsigned long)skb->tail, (unsigned long)skb->end,
-              skb->dev ? skb->dev->name : "<NULL>");
+       pr_emerg("%s: text:%p len:%d put:%d head:%p data:%p tail:%#lx end:%#lx dev:%s\n",
+                __func__, here, skb->len, sz, skb->head, skb->data,
+                (unsigned long)skb->tail, (unsigned long)skb->end,
+                skb->dev ? skb->dev->name : "<NULL>");
        BUG();
 }
 
 
 static void skb_under_panic(struct sk_buff *skb, int sz, void *here)
 {
-       printk(KERN_EMERG "skb_under_panic: text:%p len:%d put:%d head:%p "
-                         "data:%p tail:%#lx end:%#lx dev:%s\n",
-              here, skb->len, sz, skb->head, skb->data,
-              (unsigned long)skb->tail, (unsigned long)skb->end,
-              skb->dev ? skb->dev->name : "<NULL>");
+       pr_emerg("%s: text:%p len:%d put:%d head:%p data:%p tail:%#lx end:%#lx dev:%s\n",
+                __func__, here, skb->len, sz, skb->head, skb->data,
+                (unsigned long)skb->tail, (unsigned long)skb->end,
+                skb->dev ? skb->dev->name : "<NULL>");
        BUG();
 }
 
 
  *             2 of the License, or (at your option) any later version.
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/capability.h>
 #include <linux/errno.h>
 #include <linux/types.h>
                *timeo_p = 0;
                if (warned < 10 && net_ratelimit()) {
                        warned++;
-                       printk(KERN_INFO "sock_set_timeout: `%s' (pid %d) "
-                              "tries to set negative timeout\n",
-                               current->comm, task_pid_nr(current));
+                       pr_info("%s: `%s' (pid %d) tries to set negative timeout\n",
+                               __func__, current->comm, task_pid_nr(current));
                }
                return 0;
        }
        static char warncomm[TASK_COMM_LEN];
        if (strcmp(warncomm, current->comm) && warned < 5) {
                strcpy(warncomm,  current->comm);
-               printk(KERN_WARNING "process `%s' is using obsolete "
-                      "%s SO_BSDCOMPAT\n", warncomm, name);
+               pr_warn("process `%s' is using obsolete %s SO_BSDCOMPAT\n",
+                       warncomm, name);
                warned++;
        }
 }
        sock_disable_timestamp(sk, SK_FLAGS_TIMESTAMP);
 
        if (atomic_read(&sk->sk_omem_alloc))
-               printk(KERN_DEBUG "%s: optmem leakage (%d bytes) detected.\n",
-                      __func__, atomic_read(&sk->sk_omem_alloc));
+               pr_debug("%s: optmem leakage (%d bytes) detected\n",
+                        __func__, atomic_read(&sk->sk_omem_alloc));
 
        if (sk->sk_peer_cred)
                put_cred(sk->sk_peer_cred);
        prot->inuse_idx = find_first_zero_bit(proto_inuse_idx, PROTO_INUSE_NR);
 
        if (unlikely(prot->inuse_idx == PROTO_INUSE_NR - 1)) {
-               printk(KERN_ERR "PROTO_INUSE_NR exhausted\n");
+               pr_err("PROTO_INUSE_NR exhausted\n");
                return;
        }
 
                                        NULL);
 
                if (prot->slab == NULL) {
-                       printk(KERN_CRIT "%s: Can't create sock SLAB cache!\n",
-                              prot->name);
+                       pr_crit("%s: Can't create sock SLAB cache!\n",
+                               prot->name);
                        goto out;
                }
 
                                                                 SLAB_HWCACHE_ALIGN, NULL);
 
                        if (prot->rsk_prot->slab == NULL) {
-                               printk(KERN_CRIT "%s: Can't create request sock SLAB cache!\n",
-                                      prot->name);
+                               pr_crit("%s: Can't create request sock SLAB cache!\n",
+                                       prot->name);
                                goto out_free_request_sock_slab_name;
                        }
                }