x86 PAT: fix mmap() of holes

do not return a -EINVAL when mmap()-ing PCI holes.

Signed-off-by: Ingo Molnar <[email protected]>
Acked-by: Venkatesh Pallipadi <[email protected]>
Acked-by: Suresh Siddha <[email protected]>
Acked-by: H. Peter Anvin <[email protected]>
Acked-by: Thomas Gleixner <[email protected]>
Acked-by: Arjan van de Ven <[email protected]>
1 file changed