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Date:   Fri, 20 Oct 2023 11:18:47 +0300
From:   Vladimir Oltean <olteanv@gmail.com>
To:     "Russell King (Oracle)" <linux@armlinux.org.uk>
Cc:     Oleksij Rempel <o.rempel@pengutronix.de>,
        "David S. Miller" <davem@davemloft.net>,
        Andrew Lunn <andrew@lunn.ch>,
        Eric Dumazet <edumazet@google.com>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Paolo Abeni <pabeni@redhat.com>,
        Woojung Huh <woojung.huh@microchip.com>,
        Arun Ramadoss <arun.ramadoss@microchip.com>,
        Conor Dooley <conor+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Rob Herring <robh+dt@kernel.org>, kernel@pengutronix.de,
        linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
        UNGLinuxDriver@microchip.com, devicetree@vger.kernel.org
Subject: Re: [PATCH net-next v6 5/9] net: dsa: microchip: ksz9477: Add Wake
 on Magic Packet support
Message-ID: <20231020081847.zgpez76utrexix24@skbuf>
References: <20231019122850.1199821-1-o.rempel@pengutronix.de>
 <20231019122850.1199821-1-o.rempel@pengutronix.de>
 <20231019122850.1199821-6-o.rempel@pengutronix.de>
 <20231019122850.1199821-6-o.rempel@pengutronix.de>
 <20231019172953.ajqtmnnthohnlek7@skbuf>
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On Thu, Oct 19, 2023 at 07:17:32PM +0100, Russell King (Oracle) wrote:
> On Thu, Oct 19, 2023 at 08:29:53PM +0300, Vladimir Oltean wrote:
> > > -	dev_dbg(dev->dev, "Wake event on port %d due to: %s %s\n", port,
> > > +	dev_dbg(dev->dev, "Wake event on port %d due to: %s %s %s\n", port,
> > > +		pme_status & PME_WOL_MAGICPKT ? "\"Magic Packet\"" : "",
> > >  		pme_status & PME_WOL_LINKUP ? "\"Link Up\"" : "",
> > >  		pme_status & PME_WOL_ENERGY ? "\"Enery detect\"" : "");
> > 
> > Trivial: if you format the printf string as %s%s%s and the arguments as
> > "\"Magic Packet\" " : "", then the printed line won't have a trailing
> > space at the end.
> 
> Sadly, it still will. The best solution is to prepend the space
> character to each entry in the "list" and remove the space characters
> after the : in the format string thusly:
> 
> 	dev_dbg(dev->dev, "Wake event on port %d due to:%s%s%s\n", port,
> 		pme_status & PME_WOL_MAGICPKT ? " \"Magic Packet\"" : "",
> 		pme_status & PME_WOL_LINKUP ? " \"Link Up\"" : "",
> 		pme_status & PME_WOL_ENERGY ? " \"Enery detect\"" : "");

Thanks for correcting me.