/* 'size != 0' is for bpf_mem_alloc which manages fixed-size objects. * Alloc and free are done with bpf_mem_cache_{alloc,free}(). * * 'size = 0' is for bpf_mem_alloc which manages many fixed-size objects. * Alloc and free are done with bpf_mem_{alloc,free}() and the size of * the returned object is given by the size argument of bpf_mem_alloc(). * If percpu equals true, error will be returned in order to avoid * large memory consumption and the below bpf_mem_alloc_percpu_unit_init() * should be used to do on-demand per-cpu allocation for each size.
*/ int bpf_mem_alloc_init(struct bpf_mem_alloc *ma, int size, bool percpu); /* Initialize a non-fix-size percpu memory allocator */ int bpf_mem_alloc_percpu_init(struct bpf_mem_alloc *ma, struct obj_cgroup *objcg); /* The percpu allocation with a specific unit size. */ int bpf_mem_alloc_percpu_unit_init(struct bpf_mem_alloc *ma, int size); void bpf_mem_alloc_destroy(struct bpf_mem_alloc *ma);
/* Check the allocation size for kmalloc equivalent allocator */ int bpf_mem_alloc_check_size(bool percpu, size_t size);
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