commit | d8c4433b554e72838cd0fb724fb0c837501540d9 | [log] [tgz] |
---|---|---|
author | Sam Saccone <samccone@google.com> | Tue Jul 18 21:26:26 2023 +0000 |
committer | Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com> | Tue Jul 18 21:26:26 2023 +0000 |
tree | ef63e5c08cc4d140d31894bfcf3863a2a5f03f5d | |
parent | 21f4df476a2a706cef4f2ed262f9a6219da15693 [diff] | |
parent | 5e93f764bee9d691745a46b0769475a83627675b [diff] |
Move OWNER reference master=>main. am: 2d7f60bfe8 am: 5e93f764be Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/buddy_system_allocator/+/2662695 Change-Id: Iba6fc51e640a99a1fa233d211cbc9da1b3bb4208 Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
An (almost) drop-in replacement for phil-opp/linked-list-allocator. But it uses buddy system instead.
To use buddy_system_allocator for global allocator:
use buddy_system_allocator::LockedHeap; #[global_allocator] static HEAP_ALLOCATOR: LockedHeap = LockedHeap::<32>::empty();
To init the allocator:
unsafe { HEAP_ALLOCATOR.lock().init(heap_start, heap_size); // or HEAP_ALLOCATOR.lock().add_to_heap(heap_start, heap_end); }
You can also use FrameAllocator
and LockedHeapWithRescue
, see their documentation for usage.
use_spin
(default): Provide a LockedHeap
type that implements the GlobalAlloc
trait by using a spinlock.const_fn
(nightly only): Provide const fn version of LockedHeapWithRescue::new
.Some code comes from phil-opp's linked-list-allocator.
Licensed under MIT License. Thanks phill-opp's linked-list-allocator for inspirations and interface.