On Mon, Mar 12, 2018 at 03:20:59PM +0100, Lukas Wunner wrote:
> On Mon, Mar 12, 2018 at 09:03:16AM -0500, Bjorn Helgaas wrote:
> > On Mon, Mar 12, 2018 at 01:04:02AM -0700, Christoph Hellwig wrote:
> > > > +        * We assume we can manage these PCIe features.  Some systems 
> > > > may
> > > > +        * reserve these for use by the platform itself, e.g., an ACPI 
> > > > BIOS
> > > > +        * may implement its own AER handling and use _OSC to prevent 
> > > > the
> > > > +        * OS from interfering.
> > > > +        */
> > > > +       bridge->use_aer = 1;
> > > > +       bridge->use_hotplug = 1;
> > > > +       bridge->use_pme = 1;
> > > 
> > > If we start out with enabled maybe these should be disable_foo flags
> > > instead?
> > 
> > I went back and forth on that.  "disable_foo" is nice because the
> > default value is correct (zero means enabled).  But then you end up
> > with things like:
> > 
> >   if (pcie_ports_native || !host->disable_hotplug)
> > 
> > where the "!host->disable_hotplug" is a double negative, and I have a
> > really hard time reading that.
> 
> native_hotplug or, if you want it reversed, platform_hotplug
> (or firmware_hotplug?) might improve readability.

Thanks, I like that.  I renamed them to "native_aer", etc.

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