Attachment 313821 Details for Bug 458441 – Proposed patch for Xenoprof

[patch] Proposed patch for Xenoprof

xen-oprofile-nehalem.patch (text/plain), 1.34 KB, created by Markus Armbruster on 2008-08-08 17:03:06 UTC

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Creator: Markus Armbruster

Created: 2008-08-08 17:03:06 UTC

Size: 1.34 KB

patch

obsolete

>diff -up kernel-2.6.18/xen/arch/x86/oprofile/nmi_int.c~ kernel-2.6.18/xen/arch/x86/oprofile/nmi_int.c
>--- xen/arch/x86/oprofile/nmi_int.c~	2008-07-31 11:33:31.000000000 -0400
>+++ xen/arch/x86/oprofile/nmi_int.c	2008-08-08 09:20:51.000000000 -0400
>@@ -295,24 +295,38 @@ static int __init ppro_init(char ** cpu_
> {
> 	__u8 cpu_model = current_cpu_data.x86_model;
> 
>-	if (cpu_model == 15 || cpu_model == 23)
>+	switch (cpu_model) {
>+	case 0 ... 2:
>+		*cpu_type = "i386/ppro";
>+		break;
>+	case 3 ... 5:
>+		*cpu_type = "i386/pii";
>+		break;
>+	case 6 ... 8:
>+		*cpu_type = "i386/piii";
>+		break;
>+	case 9:
>+		*cpu_type = "i386/p6_mobile";
>+		break;
>+	case 10 ... 13:
>+		*cpu_type = "i386/p6";
>+		break;
>+	case 14:
>+		*cpu_type = "i386/core";
>+		break;
>+	case 15: case 23:
>+		*cpu_type = "i386/core_2";
>+		break;
>+	case 26:
> 		*cpu_type = "i386/core_2";
>-	else if (cpu_model > 15) {
>+		break;
>+	default:
>+		/* Unknown */
> 		printk("xenoprof: Initialization failed. "
> 		       "Intel processor model %d for P6 class family is not "
> 		       "supported\n", cpu_model);
> 		return 0;
> 	}
>-	else if (cpu_model == 14)
>-		*cpu_type = "i386/core";
>-	else if (cpu_model == 9)
>-		*cpu_type = "i386/p6_mobile";
>-	else if (cpu_model > 5)
>-		*cpu_type = "i386/piii";
>-	else if (cpu_model > 2)
>-		*cpu_type = "i386/pii";
>-	else
>-		*cpu_type = "i386/ppro";
> 
> 	model = &op_ppro_spec;
> 	return 1;

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