siso: ensure started non-zero to calculate local RunTime

if sema is not entered then RunTime would be calculated relative to zero
value

Change-Id: I85fc39a37fe2b5df3b1d0d19b0e4df3f6a6a6964
Reviewed-on: https://chromium-review.googlesource.com/c/build/+/8150840
Commit-Queue: Richard Wang <richardwa@google.com>
Reviewed-by: Junji Watanabe <jwata@google.com>
1 file changed
tree: a7fb4d21941cc1bccc9c085ef3c8a76641144e34
  1. bench/
  2. gong/
  3. hashigo/
  4. infra/
  5. kajiya/
  6. kzipinfo/
  7. remote-apis/
  8. runmc/
  9. siso/
  10. .gitignore
  11. .golangci.yml
  12. .style.yapf
  13. BUILD_OWNERS
  14. BUILD_TEAM_OWNERS
  15. CONTRIBUTING.md
  16. LICENSE
  17. OWNERS
  18. PRESUBMIT.py
  19. README.md
  20. WATCHLISTS
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