[PATCH] D41153: [XRay][compiler-rt] Coalesce calls to mprotect to reduce patching overhead

[Dean Michael Berris via Phabricator via llvm-commits]

dberris updated this revision to Diff 126673.
dberris added a comment.

- fixup: only update the patching atomic when the patching is actually done


https://reviews.llvm.org/D41153

Files:
  compiler-rt/lib/xray/xray_flags.inc
  compiler-rt/lib/xray/xray_interface.cc
  compiler-rt/test/xray/TestCases/Linux/coverage-sample.cc

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