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Diffstat (limited to 'include/linux/bpf.h')
-rw-r--r--include/linux/bpf.h18
1 files changed, 16 insertions, 2 deletions
diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 07cb5d15e743..1aac2af12fed 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -761,9 +761,15 @@ struct bpf_ctx_arg_aux {
u32 btf_id;
};
+struct btf_mod_pair {
+ struct btf *btf;
+ struct module *module;
+};
+
struct bpf_prog_aux {
atomic64_t refcnt;
u32 used_map_cnt;
+ u32 used_btf_cnt;
u32 max_ctx_offset;
u32 max_pkt_offset;
u32 max_tp_access;
@@ -802,6 +808,7 @@ struct bpf_prog_aux {
const struct bpf_prog_ops *ops;
struct bpf_map **used_maps;
struct mutex used_maps_mutex; /* mutex for used_maps and used_map_cnt */
+ struct btf_mod_pair *used_btfs;
struct bpf_prog *prog;
struct user_struct *user;
u64 load_time; /* ns since boottime */
@@ -1206,8 +1213,6 @@ void bpf_prog_sub(struct bpf_prog *prog, int i);
void bpf_prog_inc(struct bpf_prog *prog);
struct bpf_prog * __must_check bpf_prog_inc_not_zero(struct bpf_prog *prog);
void bpf_prog_put(struct bpf_prog *prog);
-void __bpf_free_used_maps(struct bpf_prog_aux *aux,
- struct bpf_map **used_maps, u32 len);
void bpf_prog_free_id(struct bpf_prog *prog, bool do_idr_lock);
void bpf_map_free_id(struct bpf_map *map, bool do_idr_lock);
@@ -1403,7 +1408,10 @@ static inline void bpf_long_memcpy(void *dst, const void *src, u32 size)
/* verify correctness of eBPF program */
int bpf_check(struct bpf_prog **fp, union bpf_attr *attr,
union bpf_attr __user *uattr);
+
+#ifndef CONFIG_BPF_JIT_ALWAYS_ON
void bpf_patch_call_args(struct bpf_insn *insn, u32 stack_depth);
+#endif
struct btf *bpf_get_btf_vmlinux(void);
@@ -1667,12 +1675,18 @@ bpf_base_func_proto(enum bpf_func_id func_id)
}
#endif /* CONFIG_BPF_SYSCALL */
+void __bpf_free_used_btfs(struct bpf_prog_aux *aux,
+ struct btf_mod_pair *used_btfs, u32 len);
+
static inline struct bpf_prog *bpf_prog_get_type(u32 ufd,
enum bpf_prog_type type)
{
return bpf_prog_get_type_dev(ufd, type, false);
}
+void __bpf_free_used_maps(struct bpf_prog_aux *aux,
+ struct bpf_map **used_maps, u32 len);
+
bool bpf_prog_get_ok(struct bpf_prog *, enum bpf_prog_type *, bool);
int bpf_prog_offload_compile(struct bpf_prog *prog);