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net: print net_device reg_state in netdev_* unless it's registered

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This way we'll always know in what status the device is, unless it's
running normally (i.e. NETDEV_REGISTERED).

Also, emit a warning once in case of a bad reg_state.

CC: "David S. Miller" <davem@davemloft.net>
CC: Jason Baron <jbaron@akamai.com>
CC: Eric Dumazet <edumazet@google.com>
CC: Vlad Yasevich <vyasevic@redhat.com>
CC: stephen hemminger <stephen@networkplumber.org>
CC: Jerry Chu <hkchu@google.com>
CC: Ben Hutchings <bhutchings@solarflare.com>
CC: Joe Perches <joe@perches.com>
Signed-off-by: Veaceslav Falico <vfalico@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Veaceslav Falico
2014-07-17 19:46:10 +02:00
committed by David S. Miller
parent c6f854d57d
commit ccc7f4968a
3 changed files with 27 additions and 7 deletions
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8
net/core/dev.c
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@@ -6950,12 +6950,14 @@ static int __netdev_printk(const char *level, const struct net_device *dev,
if (dev && dev->dev.parent) {
r = dev_printk_emit(level[1] - '0',
dev->dev.parent,
"%s %s %s: %pV",
"%s %s %s%s: %pV",
dev_driver_string(dev->dev.parent),
dev_name(dev->dev.parent),
netdev_name(dev), vaf);
netdev_name(dev), netdev_reg_state(dev),
vaf);
} else if (dev) {
r = printk("%s%s: %pV", level, netdev_name(dev), vaf);
r = printk("%s%s%s: %pV", level, netdev_name(dev),
netdev_reg_state(dev), vaf);
} else {
r = printk("%s(NULL net_device): %pV", level, vaf);
}