From: Yinghai Lu <yhlu.kernel@gmail.com>
Date: Thu, 26 Jun 2008 07:44:56 +0000 (-0700)
Subject: x86: fix memory setup bug
X-Git-Tag: v2.6.27-rc1~1106^2~162
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b9d19f4a51447930db002409945ad40a7a373cb0;p=pandora-kernel.git

x86: fix memory setup bug

interesting...

[    0.000000]   mapped low ram: 0 - 20000000
[    0.000000]   low ram: 00000000 - 1fff0000
[    0.000000]   bootmap 00002000 - 00006000

max_pfn_mapped > max_low_pfn?

it seems init_memory_mapping reveals an old bug.

please check attached test patch.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
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