[Lldb-commits] [PATCH] D67831: [lldb] Get the TargetAPI lock in SBProcess::IsInstrumentationRuntimePresen

[Raphael Isemann via Phabricator via lldb-commits]

teemperor created this revision.
teemperor added a reviewer: jingham.
Herald added subscribers: lldb-commits, JDevlieghere.
Herald added a project: LLDB.

We should get the TargetAPI lock here to prevent the process of being destroyed 
while we are in the function. Thanks Jim for explaining what's going on.

Fixes rdar://54424754


Repository:
  rLLDB LLDB

https://reviews.llvm.org/D67831

Files:
  lldb/source/API/SBProcess.cpp


Index: lldb/source/API/SBProcess.cpp
===================================================================
--- lldb/source/API/SBProcess.cpp
+++ lldb/source/API/SBProcess.cpp
@@ -1180,6 +1180,9 @@
   if (!process_sp)
     return false;
 
+  std::lock_guard<std::recursive_mutex> guard(
+      process_sp->GetTarget().GetAPIMutex());
+
   InstrumentationRuntimeSP runtime_sp =
       process_sp->GetInstrumentationRuntime(type);
 



Index: lldb/source/API/SBProcess.cpp
===================================================================
--- lldb/source/API/SBProcess.cpp
+++ lldb/source/API/SBProcess.cpp
@@ -1180,6 +1180,9 @@
   if (!process_sp)
     return false;
 
+  std::lock_guard<std::recursive_mutex> guard(
+      process_sp->GetTarget().GetAPIMutex());
+
   InstrumentationRuntimeSP runtime_sp =
       process_sp->GetInstrumentationRuntime(type);
 

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