Re: 2.3.23pre5: drivers/char/bttv.c and drivers/usb/cpia.c do not

Alan Cox (alan@lxorguk.ukuu.org.uk)
Mon, 25 Oct 1999 14:06:49 +0100 (BST)

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> There are more bugs, like in mm/swapfile.c:unuse_pte(), where a page
> struct ptr is used as an argument to MAP_NR. :(
> I tried to update the m68k kernel to 2.3.23 during the weekend and gave up
> because of the mess. Why the hell has pte_page() a different meaning now,
> but still the same name (without a single comment)?
> I'm wondering how that works at all... :(

There are several fallout problems from the change (no suprises). Also the
changes to the cache coherency calls are somewhat broked because some people
need the virtual address not the page.

The actual change is because on a >4Gig PC you can't represent the page
as an address in a 32bit type.

Alan

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