Struct Arena 

struct Arena {
    start: Kva,
    end: Kva,
    bitmap: &'static mut [u64],
    ref_cnts: &'static [AtomicU64],
}

Fields

start: Kva

end: Kva

bitmap: &'static mut [u64]

ref_cnts: &'static [AtomicU64]

Implementations

impl Arena

const EMPTY: Option<Self> = None

fn set_used(&mut self, index: usize)

fn set_unused(&mut self, index: usize)

fn alloc( &mut self, cnt: usize, align: usize, ) -> Option<(Kva, &'static AtomicU64)>

fn dealloc(&mut self, va: Kva, cnt: usize)

fn ref_cnt_for_va(&self, va: Kva) -> &'static AtomicU64