[PATCH] 2.5.43 IO APIC bit fields

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Hi Linus,

This patch recognizes & logs 2 more IO APIC bit fields and
reduces UNEXPECTED IO-APIC traffic.

Has also been acked by Maciej W. Rozycki (macro).

Please apply to 2.5.43.

Thanks,

-- 
~Randy
--- ./arch/i386/kernel/io_apic.c.2543	Tue Oct 15 20:27:50 2002
+++ ./arch/i386/kernel/io_apic.c	Thu Oct 17 17:43:17 2002
@@ -856,7 +856,9 @@
 	printk(KERN_DEBUG "IO APIC #%d......\n", mp_ioapics[apic].mpc_apicid);
 	printk(KERN_DEBUG ".... register #00: %08X\n", *(int *)&reg_00);
 	printk(KERN_DEBUG ".......    : physical APIC id: %02X\n", reg_00.ID);
-	if (reg_00.__reserved_1 || reg_00.__reserved_2)
+	printk(KERN_DEBUG ".......    : Delivery Type: %X\n", reg_00.delivery_type);
+	printk(KERN_DEBUG ".......    : LTS          : %X\n", reg_00.LTS);
+	if (reg_00.__reserved_0 || reg_00.__reserved_1 || reg_00.__reserved_2)
 		UNEXPECTED_IO_APIC();
 	printk(KERN_DEBUG ".... register #01: %08X\n", *(int *)&reg_01);
--- ./include/asm-i386/io_apic.h.2543	Tue Oct 15 20:28:28 2002
+++ ./include/asm-i386/io_apic.h	Thu Oct 17 17:41:38 2002
@@ -22,9 +22,12 @@
  * The structure of the IO-APIC:
  */
 struct IO_APIC_reg_00 {
-	__u32	__reserved_2	: 24,
+	__u32	__reserved_2	: 14,
+		LTS		:  1,
+		delivery_type	:  1,
+		__reserved_1	:  8,
 		ID		:  4,
-		__reserved_1	:  4;
+		__reserved_0	:  4;
 } __attribute__ ((packed));
 struct IO_APIC_reg_01 {
~~
-
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