[kernel][heap] Remove heap_trim / cmpct_trim

The kernel heap library, cmpctalloc, contained code to trim unused
cached allocations from its underlying allocator (here, the PMM).
This functionality was never used nor tested outside the
(disabled) cmpctmalloc tests.

Change-Id: I6e3bccaa93a148f4585932be6a3a504de8170c8a
Reviewed-on: https://fuchsia-review.googlesource.com/c/fuchsia/+/549681
Reviewed-by: Travis Geiselbrecht <travisg@google.com>
Reviewed-by: Adrian Danis <adanis@google.com>
Commit-Queue: Travis Geiselbrecht <travisg@google.com>
4 files changed
tree: 9d4113fd8157a09d4a83977b96743f935b6238c9
  1. boards/
  2. build/
  3. buildtools/
  4. bundles/
  5. docs/
  6. examples/
  7. garnet/
  8. products/
  9. scripts/
  10. sdk/
  11. src/
  12. third_party/
  13. tools/
  14. zircon/
  15. .clang-format
  16. .clang-tidy
  17. .git-blame-ignore-revs
  18. .gitattributes
  19. .gitignore
  20. .gn
  21. .style.yapf
  22. AUTHORS
  23. BUILD.gn
  24. CODE_OF_CONDUCT.md
  25. CONTRIBUTING.md
  26. LICENSE
  27. OWNERS
  28. PATENTS
  29. README.md
  30. 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.

Read more about Fuchsia's principles.

How can I build and run Fuchsia?

See Getting Started.

Where can I learn more about Fuchsia?

See fuchsia.dev.