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Diffstat (limited to 'net/core/netpoll.c')
-rw-r--r--net/core/netpoll.c71
1 files changed, 33 insertions, 38 deletions
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index ddefc513b44..3d84fb9d887 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -9,6 +9,8 @@
* Copyright (C) 2002 Red Hat, Inc.
*/
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/moduleparam.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
@@ -45,9 +47,11 @@ static atomic_t trapped;
#define NETPOLL_RX_ENABLED 1
#define NETPOLL_RX_DROP 2
-#define MAX_SKB_SIZE \
- (MAX_UDP_CHUNK + sizeof(struct udphdr) + \
- sizeof(struct iphdr) + sizeof(struct ethhdr))
+#define MAX_SKB_SIZE \
+ (sizeof(struct ethhdr) + \
+ sizeof(struct iphdr) + \
+ sizeof(struct udphdr) + \
+ MAX_UDP_CHUNK)
static void zap_completion_queue(void);
static void arp_reply(struct sk_buff *skb);
@@ -55,6 +59,13 @@ static void arp_reply(struct sk_buff *skb);
static unsigned int carrier_timeout = 4;
module_param(carrier_timeout, uint, 0644);
+#define np_info(np, fmt, ...) \
+ pr_info("%s: " fmt, np->name, ##__VA_ARGS__)
+#define np_err(np, fmt, ...) \
+ pr_err("%s: " fmt, np->name, ##__VA_ARGS__)
+#define np_notice(np, fmt, ...) \
+ pr_notice("%s: " fmt, np->name, ##__VA_ARGS__)
+
static void queue_process(struct work_struct *work)
{
struct netpoll_info *npinfo =
@@ -627,18 +638,12 @@ out:
void netpoll_print_options(struct netpoll *np)
{
- printk(KERN_INFO "%s: local port %d\n",
- np->name, np->local_port);
- printk(KERN_INFO "%s: local IP %pI4\n",
- np->name, &np->local_ip);
- printk(KERN_INFO "%s: interface '%s'\n",
- np->name, np->dev_name);
- printk(KERN_INFO "%s: remote port %d\n",
- np->name, np->remote_port);
- printk(KERN_INFO "%s: remote IP %pI4\n",
- np->name, &np->remote_ip);
- printk(KERN_INFO "%s: remote ethernet address %pM\n",
- np->name, np->remote_mac);
+ np_info(np, "local port %d\n", np->local_port);
+ np_info(np, "local IP %pI4\n", &np->local_ip);
+ np_info(np, "interface '%s'\n", np->dev_name);
+ np_info(np, "remote port %d\n", np->remote_port);
+ np_info(np, "remote IP %pI4\n", &np->remote_ip);
+ np_info(np, "remote ethernet address %pM\n", np->remote_mac);
}
EXPORT_SYMBOL(netpoll_print_options);
@@ -680,8 +685,7 @@ int netpoll_parse_options(struct netpoll *np, char *opt)
goto parse_failed;
*delim = 0;
if (*cur == ' ' || *cur == '\t')
- printk(KERN_INFO "%s: warning: whitespace"
- "is not allowed\n", np->name);
+ np_info(np, "warning: whitespace is not allowed\n");
np->remote_port = simple_strtol(cur, NULL, 10);
cur = delim;
}
@@ -705,8 +709,7 @@ int netpoll_parse_options(struct netpoll *np, char *opt)
return 0;
parse_failed:
- printk(KERN_INFO "%s: couldn't parse config at '%s'!\n",
- np->name, cur);
+ np_info(np, "couldn't parse config at '%s'!\n", cur);
return -1;
}
EXPORT_SYMBOL(netpoll_parse_options);
@@ -721,8 +724,8 @@ int __netpoll_setup(struct netpoll *np)
if ((ndev->priv_flags & IFF_DISABLE_NETPOLL) ||
!ndev->netdev_ops->ndo_poll_controller) {
- printk(KERN_ERR "%s: %s doesn't support polling, aborting.\n",
- np->name, np->dev_name);
+ np_err(np, "%s doesn't support polling, aborting\n",
+ np->dev_name);
err = -ENOTSUPP;
goto out;
}
@@ -785,14 +788,12 @@ int netpoll_setup(struct netpoll *np)
if (np->dev_name)
ndev = dev_get_by_name(&init_net, np->dev_name);
if (!ndev) {
- printk(KERN_ERR "%s: %s doesn't exist, aborting.\n",
- np->name, np->dev_name);
+ np_err(np, "%s doesn't exist, aborting\n", np->dev_name);
return -ENODEV;
}
if (ndev->master) {
- printk(KERN_ERR "%s: %s is a slave device, aborting.\n",
- np->name, np->dev_name);
+ np_err(np, "%s is a slave device, aborting\n", np->dev_name);
err = -EBUSY;
goto put;
}
@@ -800,16 +801,14 @@ int netpoll_setup(struct netpoll *np)
if (!netif_running(ndev)) {
unsigned long atmost, atleast;
- printk(KERN_INFO "%s: device %s not up yet, forcing it\n",
- np->name, np->dev_name);
+ np_info(np, "device %s not up yet, forcing it\n", np->dev_name);
rtnl_lock();
err = dev_open(ndev);
rtnl_unlock();
if (err) {
- printk(KERN_ERR "%s: failed to open %s\n",
- np->name, ndev->name);
+ np_err(np, "failed to open %s\n", ndev->name);
goto put;
}
@@ -817,9 +816,7 @@ int netpoll_setup(struct netpoll *np)
atmost = jiffies + carrier_timeout * HZ;
while (!netif_carrier_ok(ndev)) {
if (time_after(jiffies, atmost)) {
- printk(KERN_NOTICE
- "%s: timeout waiting for carrier\n",
- np->name);
+ np_notice(np, "timeout waiting for carrier\n");
break;
}
msleep(1);
@@ -831,9 +828,7 @@ int netpoll_setup(struct netpoll *np)
*/
if (time_before(jiffies, atleast)) {
- printk(KERN_NOTICE "%s: carrier detect appears"
- " untrustworthy, waiting 4 seconds\n",
- np->name);
+ np_notice(np, "carrier detect appears untrustworthy, waiting 4 seconds\n");
msleep(4000);
}
}
@@ -844,15 +839,15 @@ int netpoll_setup(struct netpoll *np)
if (!in_dev || !in_dev->ifa_list) {
rcu_read_unlock();
- printk(KERN_ERR "%s: no IP address for %s, aborting\n",
- np->name, np->dev_name);
+ np_err(np, "no IP address for %s, aborting\n",
+ np->dev_name);
err = -EDESTADDRREQ;
goto put;
}
np->local_ip = in_dev->ifa_list->ifa_local;
rcu_read_unlock();
- printk(KERN_INFO "%s: local IP %pI4\n", np->name, &np->local_ip);
+ np_info(np, "local IP %pI4\n", &np->local_ip);
}
np->dev = ndev;
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-11-29 04:34:47 +0000