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sanitizer_deadlock_detector.h: Cherry pick upstream r224518 and r224519.

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* sanitizer_common/sanitizer_deadlock_detector.h: Cherry pick
	upstream r224518 and r224519.
	* tsan/tsan_rtl_thread.cc: Cherry pick upstream r224702 and
	r224834.

From-SVN: r219545
This commit is contained in:
Jakub Jelinek 2015-01-13 18:01:30 +01:00 committed by Jakub Jelinek
parent 41197ad499
commit b6a8baccac
3 changed files with 17 additions and 5 deletions
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7
libsanitizer/ChangeLog
View File

@ -1,3 +1,10 @@
2015-01-13 Jakub Jelinek <jakub@redhat.com>
* sanitizer_common/sanitizer_deadlock_detector.h: Cherry pick
upstream r224518 and r224519.
* tsan/tsan_rtl_thread.cc: Cherry pick upstream r224702 and
r224834.
2014-12-16 Jakub Jelinek <jakub@redhat.com>
* sanitizer_common/sanitizer_symbolizer_libbacktrace.cc,

6
libsanitizer/sanitizer_common/sanitizer_deadlock_detector.h
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@ -48,6 +48,8 @@ class DeadlockDetectorTLS {
if (epoch_ == current_epoch) return;
bv_.clear();
epoch_ = current_epoch;
n_recursive_locks = 0;
n_all_locks_ = 0;
}
uptr getEpoch() const { return epoch_; }
@ -81,7 +83,8 @@ class DeadlockDetectorTLS {
}
}
// Printf("remLock: %zx %zx\n", lock_id, epoch_);
CHECK(bv_.clearBit(lock_id));
if (!bv_.clearBit(lock_id))
return; // probably addLock happened before flush
if (n_all_locks_) {
for (sptr i = n_all_locks_ - 1; i >= 0; i--) {
if (all_locks_with_contexts_[i].lock == static_cast<u32>(lock_id)) {
@ -173,6 +176,7 @@ class DeadlockDetector {
recycled_nodes_.clear();
available_nodes_.setAll();
g_.clear();
n_edges_ = 0;
return getAvailableNode(data);
}

9
libsanitizer/tsan/tsan_rtl_thread.cc
View File

@ -109,12 +109,13 @@ void ThreadContext::OnStarted(void *arg) {
thr->dd_pt = ctx->dd->CreatePhysicalThread();
thr->dd_lt = ctx->dd->CreateLogicalThread(unique_id);
}
thr->fast_state.SetHistorySize(flags()->history_size);
// Commit switch to the new part of the trace.
// TraceAddEvent will reset stack0/mset0 in the new part for us.
TraceAddEvent(thr, thr->fast_state, EventTypeMop, 0);
thr->fast_synch_epoch = epoch0;
AcquireImpl(thr, 0, &sync);
thr->fast_state.SetHistorySize(flags()->history_size);
const uptr trace = (epoch0 / kTracePartSize) % TraceParts();
Trace *thr_trace = ThreadTrace(thr->tid);
thr_trace->headers[trace].epoch0 = epoch0;
StatInc(thr, StatSyncAcquire);
sync.Reset(&thr->clock_cache);
DPrintf("#%d: ThreadStart epoch=%zu stk_addr=%zx stk_size=%zx "