From a826136d74015bbd91124e121315afca96dacc5f Mon Sep 17 00:00:00 2001
From: Rich Harris <rich.harris@vercel.com>
Date: Thu, 24 Jul 2025 00:33:40 -0400
Subject: [PATCH] revert mark_reactions changes

---
 packages/svelte/src/internal/client/reactivity/batch.js  | 2 +-
 .../svelte/src/internal/client/reactivity/sources.js     | 9 +++------
 2 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/packages/svelte/src/internal/client/reactivity/batch.js b/packages/svelte/src/internal/client/reactivity/batch.js
index 29d4d073f9..52def2a715 100644
--- a/packages/svelte/src/internal/client/reactivity/batch.js
+++ b/packages/svelte/src/internal/client/reactivity/batch.js
@@ -27,7 +27,7 @@ import * as e from '../errors.js';
 import { flush_tasks } from '../dom/task.js';
 import { DEV } from 'esm-env';
 import { invoke_error_boundary } from '../error-handling.js';
-import { mark_reactions, old_values } from './sources.js';
+import { old_values } from './sources.js';
 import { unlink_effect } from './effects.js';
 import { unset_context } from './async.js';
 
diff --git a/packages/svelte/src/internal/client/reactivity/sources.js b/packages/svelte/src/internal/client/reactivity/sources.js
index 3b28c8fdce..7b5198542a 100644
--- a/packages/svelte/src/internal/client/reactivity/sources.js
+++ b/packages/svelte/src/internal/client/reactivity/sources.js
@@ -301,10 +301,9 @@ export function increment(source) {
 /**
  * @param {Value} signal
  * @param {number} status should be DIRTY or MAYBE_DIRTY
- * @param {boolean} schedule_async
  * @returns {void}
  */
-export function mark_reactions(signal, status, schedule_async = true) {
+function mark_reactions(signal, status) {
 	var reactions = signal.reactions;
 	if (reactions === null) return;
 
@@ -324,16 +323,14 @@ export function mark_reactions(signal, status, schedule_async = true) {
 			continue;
 		}
 
-		var should_schedule = (flags & DIRTY) === 0 && (schedule_async || (flags & ASYNC) === 0);
-
 		// don't set a DIRTY reaction to MAYBE_DIRTY
-		if (should_schedule) {
+		if ((flags & DIRTY) === 0) {
 			set_signal_status(reaction, status);
 		}
 
 		if ((flags & DERIVED) !== 0) {
 			mark_reactions(/** @type {Derived} */ (reaction), MAYBE_DIRTY);
-		} else if (should_schedule) {
+		} else {
 			schedule_effect(/** @type {Effect} */ (reaction));
 		}
 	}