[PATCH] D49972: [XRay][compiler-rt] FDR Mode: Use mmap instead of internal allocator

[Dean Michael Berris via Phabricator via llvm-commits]

dberris updated this revision to Diff 157914.
dberris added a comment.

Add comment on why we're using MAP_NORESERVE in the XRay buffer queue implementation.


https://reviews.llvm.org/D49972

Files:
  compiler-rt/lib/xray/xray_buffer_queue.cc

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