Prevent downgrading DiagResult in progress screen

boot_diags/src/components/progress.rs

@@ -86,8 +86,23 @@ impl Component for Progress {
                     &result, &text
                 );
                 if let Some(line) = self.lines.last_mut() {
-                    line.result = result;
-                    line.text = text;
+                    let old_result = line.result.clone();
+                    match (old_result, result.clone()) {
+                        (DiagResult::Pass, _) => {
+                            line.result = result;
+                            line.text = text;
+                        }
+                        (DiagResult::Warn, DiagResult::Pass | DiagResult::Warn) => {
+                            line.text = String::from("Unknown");
+                        }
+                        (DiagResult::Warn, DiagResult::Fail) => {
+                            line.result = DiagResult::Fail;
+                            line.text = String::from("Unknown");
+                        }
+                        (DiagResult::Fail, _) => {
+                            line.text = String::from("Unknown");
+                        }
+                    };
                 }
             }
             Action::DiagLineEnd { text } => {

boot_diags/src/diags.rs

@@ -425,7 +425,17 @@ pub fn parse_registry_hives(
                 diag_group.result = String::from("OK");
                 diag_group.logs.push(Log {
                     label: String::from("Registry"),
-                    summary: Vec::new(),
+                    summary: if hive.is_some() {
+                        vec![DVLine {
+                            line_parts: vec![
+                                format!("Registry ({}): ", hive.unwrap()),
+                                String::from("OK"),
+                            ],
+                            line_colors: vec![Color::Reset, Color::Green],
+                        }]
+                    } else {
+                        Vec::new()
+                    },
                     raw: output_text,
                 });
             } else {