bpf: Introduce bpf_arena.

[linux-2.6-block.git] / include / linux / bpf.h

diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 95e07673cdc1a07ed177b718341765646d162dd1..ea6ab6e0eef9aecde3b5acc7f699b0cc6bfedfd9 100644 (file)
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -37,6 +37,7 @@ struct perf_event;
 struct bpf_prog;
 struct bpf_prog_aux;
 struct bpf_map;
+struct bpf_arena;
 struct sock;
 struct seq_file;
 struct btf;
@@ -528,8 +529,8 @@ void bpf_list_head_free(const struct btf_field *field, void *list_head,
                        struct bpf_spin_lock *spin_lock);
 void bpf_rb_root_free(const struct btf_field *field, void *rb_root,
                      struct bpf_spin_lock *spin_lock);
-
-
+u64 bpf_arena_get_kern_vm_start(struct bpf_arena *arena);
+u64 bpf_arena_get_user_vm_start(struct bpf_arena *arena);
 int bpf_obj_name_cpy(char *dst, const char *src, unsigned int size);
 
 struct bpf_offload_dev;
@@ -2215,6 +2216,8 @@ int  generic_map_delete_batch(struct bpf_map *map,
 struct bpf_map *bpf_map_get_curr_or_next(u32 *id);
 struct bpf_prog *bpf_prog_get_curr_or_next(u32 *id);
 
+int bpf_map_alloc_pages(const struct bpf_map *map, gfp_t gfp, int nid,
+                       unsigned long nr_pages, struct page **page_array);
 #ifdef CONFIG_MEMCG_KMEM
 void *bpf_map_kmalloc_node(const struct bpf_map *map, size_t size, gfp_t flags,
                           int node);