fix(post-install): explain when an AMD CPU does not need the AMD fixes

lang/de.json

@@ -146,6 +146,7 @@
   "AMD (ROCm)": "AMD (ROCm)",
   "AMD (VA-API and ROCm detection)": "AMD (VA-API- und ROCm-Erkennung)",
   "AMD CPU detected": "AMD-CPU erkannt",
+  "AMD CPU detected, but these fixes only apply to AMD EPYC and Ryzen. Nothing was changed.": "AMD-CPU erkannt, aber diese Korrekturen gelten nur für AMD EPYC und Ryzen. Es wurde nichts geändert.",
   "AMD CPU fixes applied successfully": "AMD-CPU-Korrekturen erfolgreich angewendet",
   "AMD GPU Tools installation completed!": "Die Installation der AMD GPU Tools ist abgeschlossen!",
   "AMD GPU passthrough configured.": "AMD GPU-Passthrough konfiguriert.",

lang/es.json

@@ -145,6 +145,7 @@
   "AMD (ROCm)": "AMD (ROCm)",
   "AMD (VA-API and ROCm detection)": "AMD (VA-API y detección con ROCm)",
   "AMD CPU detected": "CPU AMD detectada",
+  "AMD CPU detected, but these fixes only apply to AMD EPYC and Ryzen. Nothing was changed.": "Se ha detectado una CPU AMD, pero estas correcciones solo se aplican a AMD EPYC y Ryzen. No se ha cambiado nada.",
   "AMD CPU fixes applied successfully": "Las correcciones de CPU AMD se aplicaron con éxito",
   "AMD GPU Tools installation completed!": "¡Se completó la instalación de las herramientas AMD GPU!",
   "AMD GPU passthrough configured.": "Passthrough de GPU AMD configurado.",

lang/fr.json

@@ -146,6 +146,7 @@
   "AMD (ROCm)": "AMD (ROCm)",
   "AMD (VA-API and ROCm detection)": "AMD (détection VA-API et ROCm)",
   "AMD CPU detected": "Processeur AMD détecté",
+  "AMD CPU detected, but these fixes only apply to AMD EPYC and Ryzen. Nothing was changed.": "Processeur AMD détecté, mais ces correctifs ne s’appliquent qu’aux AMD EPYC et Ryzen. Rien n’a été modifié.",
   "AMD CPU fixes applied successfully": "Correctifs du processeur AMD appliqués avec succès",
   "AMD GPU Tools installation completed!": "Installation des outils GPU AMD terminée !",
   "AMD GPU passthrough configured.": "Passthrough GPU AMD configuré.",

lang/it.json

@@ -146,6 +146,7 @@
   "AMD (ROCm)": "AMD (ROCm)",
   "AMD (VA-API and ROCm detection)": "AMD (VA-API e rilevamento tramite ROCm)",
   "AMD CPU detected": "Rilevata CPU AMD",
+  "AMD CPU detected, but these fixes only apply to AMD EPYC and Ryzen. Nothing was changed.": "CPU AMD rilevata, ma queste correzioni si applicano solo ad AMD EPYC e Ryzen. Non è stato modificato nulla.",
   "AMD CPU fixes applied successfully": "Correzioni CPU AMD applicate correttamente",
   "AMD GPU Tools installation completed!": "Installazione strumenti GPU AMD completata!",
   "AMD GPU passthrough configured.": "Passthrough GPU AMD configurato.",

lang/pt.json

@@ -146,6 +146,7 @@
   "AMD (ROCm)": "AMD (ROCm)",
   "AMD (VA-API and ROCm detection)": "AMD (detecção VA-API e ROCm)",
   "AMD CPU detected": "CPU AMD detectada",
+  "AMD CPU detected, but these fixes only apply to AMD EPYC and Ryzen. Nothing was changed.": "CPU AMD detetada, mas estas correções aplicam-se apenas a AMD EPYC e Ryzen. Nada foi alterado.",
   "AMD CPU fixes applied successfully": "Correções de CPU AMD aplicadas com sucesso",
   "AMD GPU Tools installation completed!": "Instalação das ferramentas AMD GPU concluída!",
   "AMD GPU passthrough configured.": "Passagem de GPU AMD configurada.",

lang/sk.json

@@ -146,6 +146,7 @@
   "AMD (ROCm)": "AMD (ROCm)",
   "AMD (VA-API and ROCm detection)": "AMD (detekcia VA-API a ROCm)",
   "AMD CPU detected": "Zistený AMD procesor",
+  "AMD CPU detected, but these fixes only apply to AMD EPYC and Ryzen. Nothing was changed.": "Zistený procesor AMD, ale tieto opravy platia iba pre AMD EPYC a Ryzen. Nič sa nezmenilo.",
   "AMD CPU fixes applied successfully": "Opravy pre AMD procesor boli úspešne použité",
   "AMD GPU Tools installation completed!": "Inštalácia nástrojov pre AMD GPU je hotová!",
   "AMD GPU passthrough configured.": "AMD GPU passthrough je nastavený.",

lang/sv.json

@@ -146,6 +146,7 @@
   "AMD (ROCm)": "AMD (ROCm)",
   "AMD (VA-API and ROCm detection)": "AMD (VA-API och ROCm-detektering)",
   "AMD CPU detected": "AMD CPU upptäckt",
+  "AMD CPU detected, but these fixes only apply to AMD EPYC and Ryzen. Nothing was changed.": "AMD-processor identifierad, men dessa korrigeringar gäller bara AMD EPYC och Ryzen. Inget ändrades.",
   "AMD CPU fixes applied successfully": "AMD CPU-fixar har använts",
   "AMD GPU Tools installation completed!": "Installationen av AMD GPU Tools är klar!",
   "AMD GPU passthrough configured.": "AMD GPU-genomföring har konfigurerats.",

scripts/post_install/customizable_post_install.sh

@@ -697,17 +697,22 @@ apply_amd_fixes() {
     pmx_journal_context "apply_amd_fixes" "$FUNC_VERSION"
     # description: Apply idle=nomwait and KVM module options on AMD EPYC/Ryzen hosts.
     msg_info2 "$(translate "Detecting AMD CPU and applying fixes if necessary...")"
-    NECESSARY_REBOOT=1
 
-    local cpu_model
+    local cpu_model cpu_vendor
     cpu_model=$(grep -i -m 1 "model name" /proc/cpuinfo || true)
+    cpu_vendor=$(grep -i -m 1 "vendor_id" /proc/cpuinfo || true)
 
+    # The fixes address Zen processors; older AMD generations do not need them.
     if echo "$cpu_model" | grep -qiE "EPYC|Ryzen"; then
         msg_ok "$(translate "AMD CPU detected")"
+    elif echo "$cpu_vendor" | grep -q "AuthenticAMD"; then
+        msg_ok "$(translate "AMD CPU detected, but these fixes only apply to AMD EPYC and Ryzen. Nothing was changed.")"
+        return 0
     else
         msg_ok "$(translate "No AMD CPU detected. Skipping AMD fixes.")"
         return 0
     fi
+    NECESSARY_REBOOT=1
 
     msg_info "$(translate "Applying AMD-specific fixes...")"