[PATCH] D39526: [XRay] Use optimistic logging model for FDR mode

[Dean Michael Berris via Phabricator via llvm-commits]

dberris updated this revision to Diff 122623.
dberris added a comment.

Update implementation to be more thread-safe, despite accepting potential races
in the implementation.


https://reviews.llvm.org/D39526

Files:
  compiler-rt/lib/xray/tests/unit/fdr_logging_test.cc
  compiler-rt/lib/xray/xray_buffer_queue.cc
  compiler-rt/lib/xray/xray_buffer_queue.h
  compiler-rt/lib/xray/xray_fdr_log_records.h
  compiler-rt/lib/xray/xray_fdr_logging.cc
  compiler-rt/lib/xray/xray_fdr_logging_impl.h
  compiler-rt/lib/xray/xray_flags.inc
  llvm/lib/XRay/Trace.cpp

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