From mboxrd@z Thu Jan  1 00:00:00 1970
From: Scott Parish <srparish@us.ibm.com>
Subject: [patch] nr_pfns miscalculated
Date: Thu, 12 May 2005 11:22:25 +0000
Message-ID: <20050512112225.GA27910@us.ibm.com>
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If i'm not mistaken, this was what was intended.

sRp

-- 
Scott Parish
Signed-off-by: srparish@us.ibm.com

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--- old-xen-unstable/xen/arch/x86/mm.c	2005-05-11 17:42:05.000000000 +0000
+++ new-xen-unstable/xen/arch/x86/mm.c	2005-05-12 11:05:15.000000000 +0000
@@ -209,9 +209,7 @@
         if ( e820.map[i].type == E820_RAM )
             continue;
         pfn = e820.map[i].addr >> PAGE_SHIFT;
-        nr_pfns = (e820.map[i].size +
-                   (e820.map[i].addr & ~PAGE_MASK) +
-                   ~PAGE_MASK) >> PAGE_SHIFT;
+        nr_pfns = (e820.map[i].size + ~PAGE_MASK) >> PAGE_SHIFT;
         for ( j = 0; j < nr_pfns; j++ )
         {
             if ( !pfn_valid(pfn+j) )


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