This patch fixes the problem some people had with their systems crashing
early at boot.  Also fix a problem in the LDT/TSS setup noticed by Paul
Menage.  And some other random fixes.

- Update defconfig
- Remove some unnecessary printks
- Enlarge kernel mapping to 40MB
- Fix acpi=ht (Suresh Siddha)
- Use KERN_ALERT for more important oops lines
- Fix LDT/TSS limit (Paul Menage)
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>