Eric W. Biederman wrote:
Jeremy Fitzhardinge <[EMAIL PROTECTED]> writes:

H. Peter Anvin wrote:
It would be *trivial* to make a certain number of page table slots
available at the end of the head.S-generated map.
Or you could use a fixmap.

That certain number of page table slots should be the fixmap slots.
If you do that bt_ioremap works, we remove a boatload of special cases
and the code becomes simpler.

It's probably worth noting that several of the non-PC ports already do exactly this, although in a hacky way. Grep for pg0 and you'll find it.

        -hpa
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to