x86: make e820_update_range() handle small range update
authorYinghai Lu <yinghai@kernel.org>
Fri, 13 Mar 2009 05:36:01 +0000 (22:36 -0700)
committerIngo Molnar <mingo@elte.hu>
Sat, 14 Mar 2009 11:20:07 +0000 (12:20 +0100)
Impact: enhance e820 code to handle more cases

Try to handle new range which could be covered by one entry.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Cc: jbeulich@novell.com
LKML-Reference: <49B9F0C1.10402@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

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