netdev - Re: [PATCH net-next v4 2/2] net: sctp: rework debugging framework to use pr

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Date:	Fri, 28 Jun 2013 15:44:04 -0700
From:	Joe Perches <joe@...ches.com>
To:	Daniel Borkmann <dborkman@...hat.com>
Cc:	davem@...emloft.net, netdev@...r.kernel.org,
	linux-sctp@...r.kernel.org
Subject: Re: [PATCH net-next v4 2/2] net: sctp: rework debugging framework
 to use pr_debug and friends

On Sat, 2013-06-29 at 00:40 +0200, Daniel Borkmann wrote:
> On 06/29/2013 12:21 AM, Joe Perches wrote:
> > On Fri, 2013-06-28 at 19:49 +0200, Daniel Borkmann wrote:
> >
> >> @@ -536,11 +540,8 @@ void sctp_assoc_rm_peer(struct sctp_association *asoc,
> >>   	struct list_head	*pos;
> >>   	struct sctp_transport	*transport;
> >>
> >> -	SCTP_DEBUG_PRINTK_IPADDR("sctp_assoc_rm_peer:association %p addr: ",
> >> -				 " port: %d\n",
> >> -				 asoc,
> >> -				 (&peer->ipaddr),
> >> -				 ntohs(peer->ipaddr.v4.sin_port));
> >> +	pr_debug("%s: association:%p addr:%pISpc\n",
> >> +		 __func__, asoc, &peer->ipaddr.sa);
> >
> > Hi again Daniel.
> >
> > Perhaps the format is better written as "%pIScp"
> > with the port after the compression as that's how
> > the actual output would be produced.
> 
> Actually it really doesn't matter. One could also argue that this way it's
> from generic to specific ... i.e. "%pISp" is the generic part as it's valid
> for both IPv4/IPv6, and "c" is a IPv6-specific appendix.

<shrug>  I read left to right.  The ipv6 bit comes first.
Also, I'm not demanding, just suggesting.

> >> @@ -636,12 +637,8 @@ struct sctp_transport *sctp_assoc_add_peer(struct sctp_association *asoc,
> > []
> >> +	pr_debug("%s: association:%p addr:%pISpc state:%d\n", __func__,
> >> +		 asoc, &addr->sa, peer_state);
> >
> > etc...
> >
> >> +		pr_debug("%s: sending window update SACK- asoc:%p rwnd:%u "
> >> +			 "a_rwnd:%u\n", __func__, asoc, asoc->rwnd,
> >
> > Please coalesce formats. It doesn't matter if
> > the coalesced format exceeds 80 cols.
[]
> Hm, as this is something cosmetic, really really minor and does not concern
> all pr_debugs, are you okay if I "fix" some of them (where appropriate) as
> a follow-up? Thanks !

'course.

Please do run your patches through checkpatch though.

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