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SubjectRe: [PATCH 11/16] powerpc: vio_cmo: use dev_groups and not dev_attrs for bus_type
On Thu, Jun 08, 2017 at 11:12:10PM +1000, Michael Ellerman wrote:
> Greg Kroah-Hartman <gregkh@linuxfoundation.org> writes:
>
> > The dev_attrs field has long been "depreciated" and is finally being
> > removed, so move the driver to use the "correct" dev_groups field
> > instead for struct bus_type.
> >
> > Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
> > Cc: Paul Mackerras <paulus@samba.org>
> > Cc: Michael Ellerman <mpe@ellerman.id.au>
> > Cc: Vineet Gupta <vgupta@synopsys.com>
> > Cc: Bart Van Assche <bart.vanassche@sandisk.com>
> > Cc: Robin Murphy <robin.murphy@arm.com>
> > Cc: Joerg Roedel <jroedel@suse.de>
> > Cc: Johan Hovold <johan@kernel.org>
> > Cc: Alexey Kardashevskiy <aik@ozlabs.ru>
> > Cc: Krzysztof Kozlowski <krzk@kernel.org>
> > Cc: <linuxppc-dev@lists.ozlabs.org>
> > Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> > ---
> > arch/powerpc/platforms/pseries/vio.c | 37 +++++++++++++++++++++---------------
> > 1 file changed, 22 insertions(+), 15 deletions(-)
>
> This one needed a bit more work to get building, the incremental diff is
> below. We need a forward declaration of name, devspec and modalias,
> which is a bit weird, but that's how the code is currently structured.
> And there's dev and bus attributes with the same name, so that needed an
> added "bus".
>
> I booted v2 of patch 10 and this one and everything looks identical to
> upstream.

Ah, many thanks, this was on my todo list to fix up today.

But you renamed the sysfs files when you added "bus" to the function
names, are you sure you want to do that? I don't mind, but if you
happen to have userspace tools that look at those files, they just broke
:(

thanks,

greg k-h

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