wip(tui): remove resize reflow slow threshold

codex-rs/core/config.schema.json

@@ -1943,13 +1943,6 @@
           "format": "uint",
           "minimum": 0.0,
           "type": "integer"
-        },
-        "slow_threshold_ms": {
-          "default": null,
-          "description": "Disable resize reflow for the current transcript when a reflow operation exceeds this many milliseconds. Omit or set to `0` to disable the slow-reflow time limit.",
-          "format": "uint64",
-          "minimum": 0.0,
-          "type": "integer"
         }
       },
       "type": "object"
@@ -2091,8 +2084,7 @@
             }
           ],
           "default": {
-            "max_rows": null,
-            "slow_threshold_ms": null
+            "max_rows": null
           },
           "description": "Experimental terminal resize-reflow tuning knobs."
         },

codex-rs/core/src/config/config_tests.rs

@@ -507,7 +507,6 @@ fn config_toml_deserializes_model_availability_nux() {
 fn config_toml_deserializes_terminal_resize_reflow_config() {
     let toml = r#"
 [tui.terminal_resize_reflow]
-slow_threshold_ms = 350
 max_rows = 9000
 "#;
     let cfg: ConfigToml =
@@ -518,7 +517,6 @@ max_rows = 9000
             .expect("tui config should deserialize")
             .terminal_resize_reflow,
         TerminalResizeReflowToml {
-            slow_threshold_ms: Some(350),
             max_rows: Some(9000),
         }
     );
@@ -1342,7 +1340,6 @@ async fn runtime_config_resolves_terminal_resize_reflow_defaults_and_overrides()
         ConfigToml {
             tui: Some(Tui {
                 terminal_resize_reflow: TerminalResizeReflowToml {
-                    slow_threshold_ms: Some(350),
                     max_rows: Some(9000),
                 },
                 ..Default::default()
@@ -1355,19 +1352,12 @@ async fn runtime_config_resolves_terminal_resize_reflow_defaults_and_overrides()
     .await
     .expect("load overridden config");
 
-    assert_eq!(
-        cfg.terminal_resize_reflow.slow_threshold,
-        Some(Duration::from_millis(/*millis*/ 350))
-    );
     assert_eq!(cfg.terminal_resize_reflow.max_rows, Some(9000));
 
     let cfg = Config::load_from_base_config_with_overrides(
         ConfigToml {
             tui: Some(Tui {
-                terminal_resize_reflow: TerminalResizeReflowToml {
-                    slow_threshold_ms: Some(0),
-                    max_rows: Some(0),
-                },
+                terminal_resize_reflow: TerminalResizeReflowToml { max_rows: Some(0) },
                 ..Default::default()
             }),
             ..Default::default()
@@ -1378,7 +1368,6 @@ async fn runtime_config_resolves_terminal_resize_reflow_defaults_and_overrides()
     .await
     .expect("load config with disabled resize reflow limits");
 
-    assert_eq!(cfg.terminal_resize_reflow.slow_threshold, None);
     assert_eq!(cfg.terminal_resize_reflow.max_rows, None);
 }
 

codex-rs/core/src/config/mod.rs

@@ -93,7 +93,6 @@ use std::io::ErrorKind;
 use std::path::Path;
 use std::path::PathBuf;
 use std::sync::Arc;
-use std::time::Duration;
 
 use crate::config::permissions::compile_permission_profile;
 use crate::config::permissions::get_readable_roots_required_for_codex_runtime;
@@ -626,21 +625,11 @@ impl Default for MultiAgentV2Config {
     }
 }
 
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]
 pub struct TerminalResizeReflowConfig {
-    pub slow_threshold: Option<Duration>,
     pub max_rows: Option<usize>,
 }
 
-impl Default for TerminalResizeReflowConfig {
-    fn default() -> Self {
-        Self {
-            slow_threshold: None,
-            max_rows: None,
-        }
-    }
-}
-
 impl AuthManagerConfig for Config {
     fn codex_home(&self) -> PathBuf {
         self.codex_home.to_path_buf()
@@ -1505,11 +1494,6 @@ fn resolve_terminal_resize_reflow_config(config_toml: &ConfigToml) -> TerminalRe
     };
 
     TerminalResizeReflowConfig {
-        slow_threshold: tui
-            .terminal_resize_reflow
-            .slow_threshold_ms
-            .and_then(|millis| (millis > 0).then(|| Duration::from_millis(millis)))
-            .or(defaults.slow_threshold),
         max_rows: tui
             .terminal_resize_reflow
             .max_rows