use full cmdline in case of proc renaming

Author: gescheit

process/process_linux.go

@@ -985,6 +985,8 @@ func (p *Process) fillFromStatusWithContext(ctx context.Context) error {
 					extendedName := filepath.Base(cmdlineSlice[0])
 					if strings.HasPrefix(extendedName, p.name) {
 						p.name = extendedName
+					} else {
+						p.name = cmdlineSlice[0]
 					}
 				}
 			}