Date: Thu, 19 Sep 2002 10:02:40 +0300
From: Kari Hameenaho <khaho@koti.soon.fi>
To: linux-kernel@vger.kernel.org
Subject: [PATCH] to fix 2.5.36 MTRR for X  (Was: X freezes and input problems)
Message-Id: <20020919100240.41be5687.khaho@koti.soon.fi>
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This patch fixes MTRR for me, restoring the mtrr_add_page() old return value behaviour that X seems to need.

The input problem (mouse pointer jumping) seems to be in sylpheed only, so it is application problem. 

diff -urN linux-2.5.36/arch/i386/kernel/cpu/mtrr/main.c linux-2.5.36-kjh/arch/i386/kernel/cpu/mtrr/main.c
--- linux-2.5.36/arch/i386/kernel/cpu/mtrr/main.c	Wed Sep 18 03:58:43 2002+++ linux-2.5.36-kjh/arch/i386/kernel/cpu/mtrr/main.c	Thu Sep 19 09:33:06 2002@@ -348,6 +348,7 @@
 			       "mtrr: 0x%lx000,0x%lx000 overlaps existing"
 			       " 0x%lx000,0x%lx000\n", base, size, lbase,
 			       lsize);
+			error = -EINVAL;
 			goto out;
 		}
 		/*  New region is enclosed by an existing region  */
@@ -357,6 +358,7 @@
 			printk ("mtrr: type mismatch for %lx000,%lx000 old: %s new: %s\n",
 			     base, size, attrib_to_str(ltype),
 			     attrib_to_str(type));
+			error = -EINVAL;
 			goto out;
 		}
 		if (increment)

---
Kari H?meenaho
-
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