[PATCH 2.6.9-rc1] mpspec.h (x86_64)
From: achew (achew_at_nvidia.com)
Date: 08/25/04
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Date: Tue, 24 Aug 2004 16:47:03 -0700 To: linux-kernel@vger.kernel.org
MAX_MP_BUSSES needs to be increased to support some MP systems.
This patch increases it to the maximum addressable range, given the 8-bit bus ID field of MP table bus entries.
Derived from mpspec.h from the 2.4-series kernel.
--- linux-2.6.9-rc1/include/asm-x86_64/mpspec.h 2004-08-13 22:36:57.000000000 -0700
+++ linux/include/asm-x86_64/mpspec.h 2004-08-24 16:29:37.193956560 -0700
@@ -156,8 +156,8 @@
* 7 2 CPU MCA+PCI
*/
-#define MAX_IRQ_SOURCES 256
-#define MAX_MP_BUSSES 32
+#define MAX_MP_BUSSES 257
+#define MAX_IRQ_SOURCES (MAX_MP_BUSSES*4)
enum mp_bustype {
MP_BUS_ISA = 1,
MP_BUS_EISA,
-
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