static char config[MAX_PARAM_LENGTH];
module_param_string(netconsole, config, MAX_PARAM_LENGTH, 0);
-MODULE_PARM_DESC(netconsole, " netconsole=[src-port]@[src-ip]/[dev],[tgt-port]@<tgt-ip>/[tgt-macaddr]\n");
+MODULE_PARM_DESC(netconsole, " netconsole=[src-port]@[src-ip]/[dev],[tgt-port]@<tgt-ip>/[tgt-macaddr]");
#ifndef MODULE
static int __init option_setup(char *opt)
static ssize_t show_local_mac(struct netconsole_target *nt, char *buf)
{
struct net_device *dev = nt->np.dev;
+ static const u8 bcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
- DECLARE_MAC_BUF(mac);
- return snprintf(buf, PAGE_SIZE, "%s\n", dev ?
- print_mac(mac, dev->dev_addr) : "ff:ff:ff:ff:ff:ff");
+ return snprintf(buf, PAGE_SIZE, "%pM\n", dev ? dev->dev_addr : bcast);
}
static ssize_t show_remote_mac(struct netconsole_target *nt, char *buf)
{
- DECLARE_MAC_BUF(mac);
- return snprintf(buf, PAGE_SIZE, "%s\n",
- print_mac(mac, nt->np.remote_mac));
+ return snprintf(buf, PAGE_SIZE, "%pM\n", nt->np.remote_mac);
}
/*
nt = kzalloc(sizeof(*nt), GFP_KERNEL);
if (!nt) {
printk(KERN_ERR "netconsole: failed to allocate memory\n");
- return NULL;
+ return ERR_PTR(-ENOMEM);
}
nt->np.name = "netconsole";
static struct console netconsole = {
.name = "netcon",
- .flags = CON_ENABLED | CON_PRINTBUFFER,
+ .flags = CON_ENABLED,
.write = write_msg,
};
err = PTR_ERR(nt);
goto fail;
}
+ /* Dump existing printks when we register */
+ netconsole.flags |= CON_PRINTBUFFER;
+
spin_lock_irqsave(&target_list_lock, flags);
list_add(&nt->list, &target_list);
spin_unlock_irqrestore(&target_list_lock, flags);