From 622e94ae0eb4e559b2c3a819e06bf5e17cad2e8e Mon Sep 17 00:00:00 2001
From: Thomas Roehl <Thomas.Roehl@googlemail.com>
Date: Tue, 22 Mar 2022 15:58:10 +0100
Subject: [PATCH] Fix DieList() if system does not support dies. Explicitly set
 entries in CpuData list

---
 internal/ccTopology/ccTopology.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/internal/ccTopology/ccTopology.go b/internal/ccTopology/ccTopology.go
index 958bb45..f68c3f4 100644
--- a/internal/ccTopology/ccTopology.go
+++ b/internal/ccTopology/ccTopology.go
@@ -169,7 +169,10 @@ func DieList() []int {
 			}
 		}
 	}
-	return dielist
+	if len(dielist) > 0 {
+		return dielist
+	}
+	return SocketList()
 }
 
 type CpuEntry struct {
@@ -261,7 +264,7 @@ func CpuData() []CpuEntry {
 	for _, c := range CpuList() {
 		clist = append(clist, CpuEntry{Cpuid: c})
 	}
-	for _, centry := range clist {
+	for i, centry := range clist {
 		centry.Socket = -1
 		centry.Numadomain = -1
 		centry.Die = -1
@@ -289,6 +292,8 @@ func CpuData() []CpuEntry {
 		// Lookup NUMA domain id
 		centry.Numadomain = getNumaDomain(base)
 
+		// Update values in output list
+		clist[i] = centry
 	}
 	return clist
 }