[PATCH][2.4.23-pre3] repair mpparse for default MP systems

[Mikael Pettersson]

Mathieu,

This patch for 2.4.23-pre3 should fix the problems your dual
P5 with default MP config has been having since 2.4.21-pre2.
Please let us know if it works or not.

/Mikael

--- linux-2.4.23-pre3/arch/i386/kernel/mpparse.c.~1~	2003-09-11 19:49:56.000000000 +0200
+++ linux-2.4.23-pre3/arch/i386/kernel/mpparse.c	2003-09-11 23:31:32.000000000 +0200
@@ -683,6 +683,24 @@
 	struct mpc_config_lintsrc lintsrc;
 	int linttypes[2] = { mp_ExtINT, mp_NMI };
 	int i;
+	struct {
+		int mp_bus_id_to_type[MAX_MP_BUSSES];
+		int mp_bus_id_to_node[MAX_MP_BUSSES];
+		int mp_bus_id_to_local[MAX_MP_BUSSES];
+		int mp_bus_id_to_pci_bus[MAX_MP_BUSSES];
+		struct mpc_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
+	} *bus_data;
+
+	bus_data = alloc_bootmem(sizeof(*bus_data));
+	if (!bus_data)
+		panic("SMP mptable: out of memory!\n");
+	mp_bus_id_to_type = bus_data->mp_bus_id_to_type;
+	mp_bus_id_to_node = bus_data->mp_bus_id_to_node;
+	mp_bus_id_to_local = bus_data->mp_bus_id_to_local;
+	mp_bus_id_to_pci_bus = bus_data->mp_bus_id_to_pci_bus;
+	mp_irqs = bus_data->mp_irqs;
+	for (i = 0; i < MAX_MP_BUSSES; ++i)
+		mp_bus_id_to_pci_bus[i] = -1;
 
 	/*
 	 * local APIC has default address
-
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