runtime: add lock partial order edge (fin -> wbufSpans)

runfinq may have write barriers, thus it may need to take wbufSpans on
any write.

Fixes #41021

Change-Id: Ib69e20994b5d7d1526ad53d6ddb5e2e83bf2ed00
Reviewed-on: https://go-review.googlesource.com/c/go/+/250464
Run-TryBot: Michael Pratt <mpratt@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Dan Scales <danscales@google.com>
1 file changed
tree: 4a4ae50b3052030e6e5157a8f026dab5905260dd
  1. .gitattributes
  2. .github/
  3. .gitignore
  4. AUTHORS
  5. CONTRIBUTING.md
  6. CONTRIBUTORS
  7. LICENSE
  8. PATENTS
  9. README.md
  10. SECURITY.md
  11. api/
  12. doc/
  13. favicon.ico
  14. lib/
  15. misc/
  16. robots.txt
  17. src/
  18. test/
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