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From: Simon Horman <simon.horman@netronome•com>
To: Scott Feldman <sfeldma@gmail•com>
Cc: Jiri Pirko <jiri@resnulli•us>, Netdev <netdev@vger•kernel.org>,
	john fastabend <john.fastabend@gmail•com>
Subject: Re: [PATCH/RFC net-next] rocker: forward packets to CPU when a port in promiscuous mode
Date: Wed, 15 Jul 2015 16:54:08 +0900	[thread overview]
Message-ID: <20150715075406.GA25954@vergenet.net> (raw)
In-Reply-To: <CAE4R7bAy4WKaScamnJJR-bQR4n+=sqKBoR7B=saXCY989+2+3A@mail.gmail.com>

On Wed, Jul 15, 2015 at 12:18:20AM -0700, Scott Feldman wrote:
> On Tue, Jul 14, 2015 at 11:34 PM, Simon Horman
> <simon.horman@netronome•com> wrote:
> > On Tue, Jul 14, 2015 at 10:32:54PM -0700, Scott Feldman wrote:
> 
> >> > @@ -5263,11 +5301,16 @@ static int rocker_port_master_changed(struct net_device *dev)
> >> >          * 3. Other, e.g. being added to or removed from a bond or openvswitch,
> >> >          *    in which case nothing is done
> >> >          */
> >>
> >> Maybe comment above needs adjusting?
> >
> > Indeed, sorry for missing that.
> > How about this?
> >
> >
> >         /* There are currently five cases handled here:
> >          * 1. Joining a bridge
> >          * 2. Joining a Open vSwitch datapath
> >          * 3. Leaving a previously joined bridge
> >          * 4. Leaving a previously joined Open vSwitch datapath
> >          * 5. Other, e.g. being added to or removed from a bond,
> >          *    in which case nothing is done
> >          */
> 
> Seems like one of those comments that needs adjusting each time the
> code changes, which isn't good.  Maybe just kill the comment or write
> in a generic way saying what code is doing.  Code seems obvious enough
> to me to not require a comment.

My purpose in adding the comment in the first place was
to document the "other" case, as it wasn't handled and thus
didn't seem obvious.

Perhaps something like this would work.

	/* N.B: Do nothing if the type of master is not supported */

  reply	other threads:[~2015-07-15  7:54 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-09  4:25 [PATCH/RFC net-next] rocker: forward packets to CPU when a port in promiscuous mode Simon Horman
2015-07-09  5:38 ` John Fastabend
2015-07-14  6:37 ` Scott Feldman
2015-07-15  4:45   ` Simon Horman
2015-07-15  5:32     ` Scott Feldman
2015-07-15  6:34       ` Simon Horman
2015-07-15  7:18         ` Scott Feldman
2015-07-15  7:54           ` Simon Horman [this message]
2015-07-15 14:50             ` Scott Feldman
2015-07-16  1:41               ` Simon Horman

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