diff options
Diffstat (limited to 'lldb/source/Plugins/OperatingSystem/Python/OperatingSystemPython.cpp')
| -rw-r--r-- | lldb/source/Plugins/OperatingSystem/Python/OperatingSystemPython.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/lldb/source/Plugins/OperatingSystem/Python/OperatingSystemPython.cpp b/lldb/source/Plugins/OperatingSystem/Python/OperatingSystemPython.cpp index c13e3561a30..7f7ac203df9 100644 --- a/lldb/source/Plugins/OperatingSystem/Python/OperatingSystemPython.cpp +++ b/lldb/source/Plugins/OperatingSystem/Python/OperatingSystemPython.cpp @@ -182,6 +182,12 @@ OperatingSystemPython::UpdateThreadList (ThreadList &old_thread_list, ThreadList LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_PROCESS)); + // First thing we have to do is get the API lock, and the run lock. We're going to change the thread + // content of the process, and we're going to use python, which requires the API lock to do it. + // So get & hold that. This is a recursive lock so we can grant it to any Python code called on the stack below us. + Target &target = m_process->GetTarget(); + Mutex::Locker api_locker (target.GetAPIMutex()); + if (log) log->Printf ("OperatingSystemPython::UpdateThreadList() fetching thread data from python for pid %" PRIu64, m_process->GetID()); @@ -251,6 +257,12 @@ OperatingSystemPython::CreateRegisterContextForThread (Thread *thread, lldb::add if (!m_interpreter || !m_python_object || !thread) return RegisterContextSP(); + // First thing we have to do is get the API lock, and the run lock. We're going to change the thread + // content of the process, and we're going to use python, which requires the API lock to do it. + // So get & hold that. This is a recursive lock so we can grant it to any Python code called on the stack below us. + Target &target = m_process->GetTarget(); + Mutex::Locker api_locker (target.GetAPIMutex()); + LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_THREAD)); if (reg_data_addr != LLDB_INVALID_ADDRESS) |
