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The thread_info changes over the life of the thread, so you can't get it once and cache it, you have to fetch it every time you want to use it. 

llvm-svn: 124463
This commit is contained in:
Jim Ingham 2011-01-28 02:21:37 +00:00
parent 417fca86c4
commit f2c6ccf043
1 changed files with 4 additions and 4 deletions
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8
lldb/tools/debugserver/source/MacOSX/MachThread.cpp
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@ -672,11 +672,11 @@ bool
MachThread::GetIdentifierInfo () MachThread::GetIdentifierInfo ()
{ {
#ifdef THREAD_IDENTIFIER_INFO_COUNT #ifdef THREAD_IDENTIFIER_INFO_COUNT
if (m_ident_info.thread_id == 0) // Don't try to get the thread info once and cache it for the life of the thread. It changes over time, for instance
{ // if the thread name changes, then the thread_handle also changes... So you have to refetch it every time.
mach_msg_type_number_t count = THREAD_IDENTIFIER_INFO_COUNT; mach_msg_type_number_t count = THREAD_IDENTIFIER_INFO_COUNT;
return ::thread_info (ThreadID(), THREAD_IDENTIFIER_INFO, (thread_info_t) &m_ident_info, &count) == KERN_SUCCESS; kern_return_t kret = ::thread_info (ThreadID(), THREAD_IDENTIFIER_INFO, (thread_info_t) &m_ident_info, &count);
} return kret == KERN_SUCCESS;
#endif #endif
return false; return false;