Re: [PATCH, v2] Xen: consolidate and simplify struct xenbus_driverinstantiation

From: Ben Hutchings
Date: Thu Dec 22 2011 - 09:44:34 EST


On Thu, 2011-12-22 at 11:57 +0000, Ian Campbell wrote:
> On Thu, 2011-12-22 at 11:51 +0000, Jan Beulich wrote:
> > >>> On 22.12.11 at 10:57, Ian Campbell <Ian.Campbell@xxxxxxxxxx> wrote:
> > > On Thu, 2011-12-22 at 09:08 +0000, Jan Beulich wrote:
> > >> The 'name', 'owner', and 'mod_name' members are redundant with the
> > >> identically named fields in the 'driver' sub-structure. Rather than
> > >> switching each instance to specify these fields explicitly, introduce
> > >> a macro to simplify this.
> > >>
> > >> Eliminate further redundancy by allowing the drvname argument to
> > >> DEFINE_XENBUS_DRIVER() to be blank (in which case the first entry from
> > >> the ID table will be used for .driver.name).
> > >
> > > Any reason not to always use DRV_NAME here (which is generally a bit
> > > more specific e.g. "xen-foofront" rather than "foo") and rely on the id
> > > table for the shorter names used in xenstore?
> >
> > That would imply that DRV_NAME is always defined, but I don't
> > see this being the case.
>
> My mistake, I thought it was a Kbuild thing.

You're maybe thinking of KBUILD_MODNAME.

Ben.

--
Ben Hutchings, Staff 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.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/