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SubjectRe: [PATCH] ALPHA: support graphics on non-zero PCI domains (take 2)
On Sun, Apr 15, 2007 at 11:01:15AM +0200, Sam Ravnborg wrote:
> > + if (pci_vga_hose && __is_mem_vga(addr)) {
> > h = pci_vga_hose->index;
>
> This code snippet is used in two places.
> A better approach would be to define a small inline function
> that is empty in the NON HOSe case to avod the ifdefs in the
> code logic.

Ok. Actually we have a macro for this.

> > +#ifndef CONFIG_ALPHA_GENERIC
> > +EXPORT_SYMBOL(tsunami_ioportmap);
> > +EXPORT_SYMBOL(tsunami_ioremap);
> > +#endif
>
> It looks strange that the function is always defined but conditionally exported.
> Also usual style is to place EXPORT right after closing brace of function -
> (with no empty lines in-between).

In a generic kernel the IO functions are never addressed directly,
only via machine vector, so there is no point in exporting them.
What about something like EXPORT_SYMBOL_NONGENERIC() macro?

I agree with your other comments.

Ivan.
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