[PATCH] reduce MAX_NR_ZONES: fix i386 SRAT check for MAX_NR_ZONES

We cannot check MAX_NR_ZONES since it not defined in the preprocessor
anymore.

So remove the check.

The maximum number of zones per node for i386 is 3 since i386 does not
support ZONE_DMA32.

Signed-off-by: Christoph Lameter <clameter@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>