linux-kernel - Re: [PATCH] misc/pvpanic: Export module FDT device table

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Date:   Thu, 18 Feb 2021 13:21:40 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Shile Zhang <shile.zhang@...ux.alibaba.com>
Cc:     Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] misc/pvpanic: Export module FDT device table

On Thu, Feb 18, 2021 at 06:51:08PM +0800, Shile Zhang wrote:
> 
> 
> On 2021/2/18 18:00, Greg Kroah-Hartman wrote:
> > On Thu, Feb 18, 2021 at 05:40:24PM +0800, Shile Zhang wrote:
> > > Export the module FDT device table to ensure the FDT compatible strings
> > > are listed in the module alias. This help the pvpanic driver can be
> > > loaded on boot automatically not only the ACPI device, but also the FDT
> > > device.
> > > 
> > > Signed-off-by: Shile Zhang <shile.zhang@...ux.alibaba.com>
> > > ---
> > >   drivers/misc/pvpanic.c | 1 +
> > >   1 file changed, 1 insertion(+)
> > > 
> > > diff --git a/drivers/misc/pvpanic.c b/drivers/misc/pvpanic.c
> > > index 41cab297d66e..2356d621967e 100644
> > > --- a/drivers/misc/pvpanic.c
> > > +++ b/drivers/misc/pvpanic.c
> > > @@ -92,6 +92,7 @@ static const struct of_device_id pvpanic_mmio_match[] = {
> > >   	{ .compatible = "qemu,pvpanic-mmio", },
> > >   	{}
> > >   };
> > > +MODULE_DEVICE_TABLE(of, pvpanic_mmio_match);
> > 
> > What caused this to not work properly?  I.e. should there be a "Fixes:"
> > tag in the commit changelog as well?
> 
> Sorry, I think it should be:
> 
> Fixes: 46f934c9a12fc ("misc/pvpanic: add support to get pvpanic device info
> FDT")
> 
> Shall I sent v2 with this update?

Yes please.