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Driver porting: supporting mmap()

Posted Sep 7, 2007 1:38 UTC (Fri) by sonnyrao (subscriber, #11351)
Parent article: Driver porting: supporting mmap()

If remap_page_range() can't remap most system ram, why does it exist?

The way this is written, it seems like io_remap_page_range() is the only
thing you can do with remap_page_range() anyway (on non-sparc machines)

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