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Made kernel tracing safe to be used right after it has officially

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been initialized.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@24613 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Ingo Weinhold 2008-03-27 23:10:22 +00:00
parent 9fcee65eaf
commit 989a6e05ec
1 changed files with 9 additions and 7 deletions
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16
src/system/kernel/debug/tracing.cpp
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@ -171,7 +171,7 @@ make_space(size_t needed)
static trace_entry* static trace_entry*
allocate_entry(size_t size, uint16 flags) allocate_entry(size_t size, uint16 flags)
{ {
if (sBuffer == NULL || size == 0 || size >= 65532) if (sAfterLastEntry == NULL || size == 0 || size >= 65532)
return NULL; return NULL;
InterruptsSpinLocker _(sLock); InterruptsSpinLocker _(sLock);
@ -290,9 +290,8 @@ TraceEntry::operator new(size_t size, const std::nothrow_t&) throw()
{ {
#if ENABLE_TRACING #if ENABLE_TRACING
return allocate_entry(size, 0); return allocate_entry(size, 0);
#else
return NULL;
#endif #endif
return NULL;
} }
@ -300,11 +299,14 @@ TraceEntry::operator new(size_t size, const std::nothrow_t&) throw()
AbstractTraceEntry::AbstractTraceEntry() AbstractTraceEntry::AbstractTraceEntry()
:
fThread(thread_get_current_thread_id()),
fTeam(team_get_current_team_id()),
fTime(system_time())
{ {
struct thread* thread = thread_get_current_thread();
if (thread != NULL) {
fThread = thread->id;
if (thread->team)
fTeam = thread->team->id;
}
fTime = system_time();
} }
AbstractTraceEntry::~AbstractTraceEntry() AbstractTraceEntry::~AbstractTraceEntry()