Date: Tue, 30 Sep 2003 10:45:15 +0200 From: Vincent Jardin <vjardin@wanadoo.fr> To: Brooks Davis <brooks@one-eyed-alien.net>, arch@freebsd.org, net@freebsd.org Subject: Re: adding if_dev member to struct ifnet Message-ID: <200309301045.15776.vjardin@wanadoo.fr> In-Reply-To: <20030930010327.GB31222@Odin.AC.HMC.Edu> References: <20030930010327.GB31222@Odin.AC.HMC.Edu>
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Le Mardi 30 Septembre 2003 03:03, Brooks Davis a =E9crit : > [Previously posted to -net in another form.] > > I propose to add an if_dev member to struct ifnet. It would be of type > device_t and be defined to point to the device for the interface or NUL= L > if there is no device (or if there was not an easy way to get access to > one). > > This change would codify the the relationship between an interface and > the underlying physical device. It also would get rid of the existing > abuses of if_name to look up the driver associated with an interface > and simplify a number of messy cases in the conversion from if_unit and > if_name to if_xname. > > Does this seem like a reasonable thing to do? Yes, if it helps to remove if_name/if_unit, it is a thing to do. Moreover= it=20 sounds a good idea to have the if_dev field into the ifnet structure. Regards, Vincent
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