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

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Message-ID: <1309293416.2771.50.camel@bwh-desktop>
Date:	Tue, 28 Jun 2011 21:36:56 +0100
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	Joe Perches <joe@...ches.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 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
> > > +++ b/net/core/dev.c
> > > @@ -72,6 +72,8 @@
> > > +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> > [...]
> > KBUILD_MODNAME is presumably going to be "dev".
> 
> 'tis.
> 
> > That's not very meaningful.
> 
> I think it's not useless though.
>
> Anything else you think it should be?
> Maybe "net_core_device:" or some such like that?

"netdev"

> 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.

Ben.

-- 
Ben Hutchings, Senior Software Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

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