[stable] [vm/debugger] Use safepoint-safe RwLock for breakpoint locat…

…ions locks and Ensure setting breakpoints is lock-safe. TEST=DartAPI_BreakpointLockRace and DeoptimizeFramesWhenSettingBreakpoint Fixes #54650 flutter/flutter#140878 Acquire reload opreation scope when deoptimizing the world to ensure locks can be acquired for compilation. Set up scope for operations that can be run while the world is deoptimized and stopped to avoid races. Ensure code stays unoptizimed when single stepping, prevent other isolates to reoptimize. Bug: #54650 and flutter/flutter#140878 Change-Id: I9a88096f15a34b645281e5b2b3805a73dd93672e Cherry-pick: https://dart-review.googlesource.com/c/sdk/+/347420 and https://dart-review.googlesource.com/c/sdk/+/345743 Cherry-pick-request: #54699 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/347650 Reviewed-by: Alexander Aprelev <[email protected]> Commit-Queue: Kevin Chisholm <[email protected]>
dart-lang · Jan 23, 2024 · fce4255 · fce4255
1 parent bc253dc
commit fce4255
Show file tree

Hide file tree

Showing 7 changed files with 375 additions and 62 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,3 +1,14 @@
+## 3.2.6 - 
+
+This is a patch release that:
+- Fixes an issue that causes Flutter apps to freeze when breakpoints
+  are added to multiple isolates at the same time
+  It also Fixes an issue that causes Flutter apps to crash during hot
+  reload
+  (issue [54699][]).
+
+[#54699] - https://github.com/dart-lang/sdk/issues/54699
+
 ## 3.2.5 - 2024-01-17
 
 This is a patch release that: