[patch 1/8] 2.6.22-rc3 perfmon2 : IBS implementation for AMD64

[Robert Richter]

This patch implements Barcelona CPU detection.

Signed-off-by: Robert Richter <robert.richter@xxxxxxx>

Index: linux-2.6.22-rc3/arch/i386/perfmon/perfmon.c
===================================================================
--- linux-2.6.22-rc3.orig/arch/i386/perfmon/perfmon.c
+++ linux-2.6.22-rc3/arch/i386/perfmon/perfmon.c
@@ -1059,6 +1059,7 @@ char *pfm_arch_get_pmu_module_name(void)
 			goto try_arch;
 		}
 	case 15:
+	case 16:
 		/* All Opteron processors */
 		if (cpu_data->x86_vendor == X86_VENDOR_AMD)
 			return "perfmon_k8";
Index: linux-2.6.22-rc3/arch/x86_64/perfmon/perfmon_k8.c
===================================================================
--- linux-2.6.22-rc3.orig/arch/x86_64/perfmon/perfmon_k8.c
+++ linux-2.6.22-rc3/arch/x86_64/perfmon/perfmon_k8.c
@@ -307,7 +307,12 @@ static int pfm_k8_probe_pmu(void)
 		return -1;
 	}
 
-	if (current_cpu_data.x86 != 15) {
+	switch (current_cpu_data.x86) {
+	case 15:
+	case 16:
+		PFM_INFO("found family=%d", current_cpu_data.x86);
+		break;
+	default:
 		PFM_INFO("unsupported family=%d", current_cpu_data.x86);
 		return -1;
 	}

--
AMD Saxony, Dresden, Germany
Operating System Research Center
email: robert.richter@xxxxxxx




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