linux-kernel - Re: [PATCH] net/core: Convert to current logging forms

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Message-ID: <1309293646.29598.17.camel@Joe-Laptop>
Date:	Tue, 28 Jun 2011 13:40:46 -0700
From:	Joe Perches <joe@...ches.com>
To:	Ben Hutchings <bhutchings@...arflare.com>
Cc:	netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
	Neil Horman <nhorman@...driver.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net/core: Convert to current logging forms

On Tue, 2011-06-28 at 21:36 +0100, Ben Hutchings wrote:
> On Tue, 2011-06-28 at 13:31 -0700, Joe Perches wrote:
> > On Tue, 2011-06-28 at 21:21 +0100, Ben Hutchings wrote:
> > > On Tue, 2011-06-28 at 12:40 -0700, Joe Perches wrote:
> > > > Use pr_fmt, pr_<level>, and netdev_<level> as appropriate.
> > > > Coalesce long formats.
> > > [...]
> > > > --- a/net/core/dev.c
[]
> > > > +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> > > [...]
> > > KBUILD_MODNAME is presumably going to be "dev".
> > 'tis.
> > > That's not very meaningful.
> > Anything else you think it should be?
> > Maybe "net_core_device:" or some such like that?
> "netdev"

Maybe.  David?  Got an opinion?

> > Here are the format strings now prefaced by "dev:"
> > 
> > $ strings net/core/built-in.o |grep "^<.>dev:"
> > <6>dev: netif_stop_queue() cannot be called before register_netdev()
> > <4>dev: dev_remove_pack: %p not found
> > <3>dev: Loading kernel module for a network device with CAP_SYS_MODULE (deprecated)
> > <0>dev: %s: failed to move %s to init_net: %d
> > <3>dev: alloc_netdev: Unable to allocate device with zero queues
> > <3>dev: alloc_netdev: Unable to allocate device with zero RX queues
> > <3>dev: alloc_netdev: Unable to allocate device
> Many of these refer to a specific device and should be formatted with
> one of the netdev_* logging functions.

Not true.

These are in the alloc_netdev function where
netdev_<level> can not yet be successfully used.


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