[syscalls][usb][xhci] Introduce scheduler profile to devhost

... and use to remove zx_thread_set_priority() call from usb-xhci.

devhost connects to scheduler.ProfileProvider, and allows drivers to
request a profile. This is an intermediate state until we decide if/how
we want to allow drivers to consume fidl services.

ZX-3703 #comment [syscalls][usb][xhci] Introduce scheduler profile to devhost
ZX-2914 #comment [syscalls][usb][xhci] Introduce scheduler profile to devhost

Test: CQ, manual instrumentation/logging
Change-Id: I23359f2062b77cf84e3bccef72682668817618ad
9 files changed
tree: 62cdd58aa88398615eb44567242c4868149a8702
  1. boards/
  2. build/
  3. buildtools/
  4. bundles/
  5. docs/
  6. examples/
  7. garnet/
  8. peridot/
  9. products/
  10. scripts/
  11. sdk/
  12. src/
  13. third_party/
  14. tools/
  15. zircon/
  16. .clang-format
  17. .dir-locals.el
  18. .gitattributes
  19. .gitignore
  20. .gn
  21. AUTHORS
  22. BUILD.gn
  23. CODE_OF_CONDUCT.md
  24. CONTRIBUTING.md
  25. LICENSE
  26. OWNERS
  27. PATENTS
  28. README.md
  29. rustfmt.toml
README.md

Fuchsia

Pink + Purple == Fuchsia (a new operating system)

What is Fuchsia?

Fuchsia is a modular, capability-based operating system. Fuchsia runs on modern 64-bit Intel and ARM processors.

Fuchsia is an open source project with a code of conduct that we expect everyone who interacts with the project to respect.

How can I build and run Fuchsia?

See Getting Started.

Where can I learn more about Fuchsia?

See the documentation.