49 pub struct SCAllocator<'a, P: AllocablePage> {
57     pub(crate) empty_slabs: PageList<'a, P>,
59     pub(crate) slabs: PageList<'a, P>,
61     pub(crate) full_slabs: PageList<'a, P>,
72         let obj_per_page = cmin((P::SIZE - OBJECT_PAGE_METADATA_OVERHEAD) / $size, 8 * 64);
87 impl<'a, P: AllocablePage> SCAllocator<'a, P> {
92     pub const fn new(size: usize) -> SCAllocator<'a, P> {  in new()  argument
97     pub fn new(size: usize) -> SCAllocator<'a, P> {  in new()  argument
107     fn insert_partial_slab(&mut self, new_head: &'a mut P) {  in insert_partial_slab()  argument
112     fn insert_empty(&mut self, new_head: &'a mut P) {  in insert_empty()  argument
114             new_head as *const P as usize % P::SIZE,  in insert_empty()
143     fn move_to_empty(&mut self, page: &'a mut P) {  in move_to_empty()  argument
144         let page_ptr = page as *const P;  in move_to_empty()  constant
161     fn move_partial_to_full(&mut self, page: &'a mut P) {  in move_partial_to_full()  argument
162         let page_ptr = page as *const P;  in move_partial_to_full()  constant
175     fn move_full_to_partial(&mut self, page: &'a mut P) {  in move_full_to_partial()  argument
176         let page_ptr = page as *const P;  in move_full_to_partial()  constant
215         if self.allocation_count > SCAllocator::<P>::REBALANCE_COUNT {  in try_allocate_from_pagelist()
225         F: FnMut(*mut P),  in try_reclaim_pages()
231                 dealloc(page as *mut P);  in try_reclaim_pages()
245     pub unsafe fn refill(&mut self, page: &'a mut P) {  in refill()  argument
247             .initialize(self.size, P::SIZE - OBJECT_PAGE_METADATA_OVERHEAD);  in refill()
269         assert!(self.size <= (P::SIZE - OBJECT_PAGE_METADATA_OVERHEAD));  in allocate()
324         assert!(self.size <= (P::SIZE - OBJECT_PAGE_METADATA_OVERHEAD));  in deallocate()
330             P::SIZE  in deallocate()
333         let page = (ptr.as_ptr() as usize) & !(P::SIZE - 1);  in deallocate()
337         let slab_page = unsafe { mem::transmute::<VAddr, &'a mut P>(page) };  in deallocate()
349             slab_callback.free_slab_page(slab_page as *const P as *mut u8, P::SIZE);  in deallocate()  constant