docs(profiler): add release note for profiler lock removal (#4164) (#4165)

mergify[bot] · majorgreys · web-flow · commit 1d244a559a85 · 2022-09-06T12:50:14.000-04:00
Co-authored-by: Kyle Verhoog <kyle@verhoog.ca> (cherry picked from commit defa101) Co-authored-by: Tahir H. Butt <tahir.butt@datadoghq.com> Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
diff --git a/releasenotes/notes/profiler-threadlink-nolock-200ffbc2d0400d2d.yaml b/releasenotes/notes/profiler-threadlink-nolock-200ffbc2d0400d2d.yaml
@@ -0,0 +1,4 @@
+---
+fixes:
+  - |
+    profiler: Remove lock for data structure linking threads to spans to avoid deadlocks with the trade-off of correctness of spans linked to threads by stack profiler at a given point in time.

-Original file line number
+Diff line change
@@ @@ -0,0 +1,4 @@ @@
 +---
 +fixes:
 +  - |
 +    profiler: Remove lock for data structure linking threads to spans to avoid deadlocks with the trade-off of correctness of spans linked to threads by stack profiler at a given point in time.