[starnix] Fix sendfile tests for Fxfs

The problem was with sendfile assuming that info.size is accurate.
However, I think there's a bigger problem which is that the current
implementation is racy. I've fixed that by changing reading from the
input file to use FsNode rather than the VMO.

Fixed: 129779
Bug: 125830
Change-Id: I9fd53a2633c7991d1a9b4ecd4eec3f65740d563c
Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/878353
Commit-Queue: Auto-Submit <auto-submit@fuchsia-infra.iam.gserviceaccount.com>
Fuchsia-Auto-Submit: Chris Suter <csuter@google.com>
Reviewed-by: Kevin Lindkvist <lindkvist@google.com>
7 files changed
tree: 2c35e0985111be8c35d97751a7b6129b1dac52bf
  1. boards/
  2. build/
  3. bundles/
  4. docs/
  5. examples/
  6. infra/
  7. products/
  8. scripts/
  9. sdk/
  10. src/
  11. third_party/
  12. tools/
  13. zircon/
  14. .clang-format
  15. .clang-tidy
  16. .editorconfig
  17. .git-blame-ignore-revs
  18. .gitattributes
  19. .gitignore
  20. .gitmodules
  21. .gn
  22. .ignore
  23. .style.yapf
  24. analysis_options.yaml
  25. AUTHORS
  26. BUILD.gn
  27. CODE_OF_CONDUCT.md
  28. CONTRIBUTING.md
  29. fuchsia.code-workspace
  30. LICENSE
  31. OWNERS
  32. PATENTS
  33. pyrightconfig.json
  34. README.md
  35. rustfmt.toml
README.md

Fuchsia

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Read more about Fuchsia's principles.

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