[all-commits] [llvm/llvm-project] f934d6: Revert "[Profile] Remove duplicate file locks when...

[Zequan Wu via All-commits]

  Branch: refs/heads/release/17.x
  Home:   https://github.com/llvm/llvm-project
  Commit: f934d6b425ef564457ac0ed55f57731efd4d66d6
      https://github.com/llvm/llvm-project/commit/f934d6b425ef564457ac0ed55f57731efd4d66d6
  Author: Zequan Wu <zequanwu at google.com>
  Date:   2023-08-16 (Wed, 16 Aug 2023)

  Changed paths:
    M compiler-rt/lib/profile/InstrProfilingFile.c
    R compiler-rt/test/profile/ContinuousSyncMode/online-merging-windows.c
    M compiler-rt/test/profile/ContinuousSyncMode/runtime-counter-relocation.c

  Log Message:
  -----------
  Revert "[Profile] Remove duplicate file locks when enabled continuous mode and online merging."

This reverts commit 985486dca48bffd9e991d9f5ac32e1d109ae000f.

This seems to cause malformed profdata: crbug.com/1469456

(cherry picked from commit 4b08be77c98a4c15b8b3d634fab4ffc24bf4ef38)