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SubjectRe: Going beyond 256 PCI buses

Albert D. Cahalan writes:
> You've added an ioctl. This isn't just any ioctl. It's a
> wicked nasty ioctl. It's an OH MY GOD YOU CAN'T BE SERIOUS
> ioctl by any standard.

It's an ioctl which allows things to work properly in the framework we
currently have.

> Fix:
> /proc/bus/PCI/0/0/3/0/config config space

Which breaks xfree86 instantly. This fix is unacceptable.

In fact, the current ioctl/mmap machanism was discussed with and
agreed to by the PPC, Alpha, and Sparc64 folks.

David S. Miller
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