Actually, Andrea made a patch to move the page tables into HIMEM on
such machines. I believe it is in the latest -aa patch.
> Reducing overhead helps all boxen everywhere all the time. Turning the
> kernel upside-down for the corner case of 64GB isn't worth it, but
> finding more graceful ways to fail than not booting with no visible
> error messages, and perhaps extending the range of configurations where
> the kernel actually functions (within reason) by reducing space
> overhead is worthwhile.
Yes, there also have been several patches floating around to reduce
the size of struct page. I don't think any are in the kernel yet.
Cheers, Andreas
-- Andreas Dilger http://sourceforge.net/projects/ext2resize/ http://www-mddsp.enel.ucalgary.ca/People/adilger/- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/