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ebpf: constify various function pointer structs

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We can move bpf_map_ops and bpf_verifier_ops and other structs into ro
section, bpf_map_type_list and bpf_prog_type_list into read mostly.

Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@plumgrid.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Borkmann
2015-03-01 12:31:42 +01:00
committed by David S. Miller
parent f91fe17e24
commit a2c83fff58
5 changed files with 19 additions and 19 deletions
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6
kernel/bpf/helpers.c
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@@ -41,7 +41,7 @@ static u64 bpf_map_lookup_elem(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5)
return (unsigned long) value;
}
struct bpf_func_proto bpf_map_lookup_elem_proto = {
const struct bpf_func_proto bpf_map_lookup_elem_proto = {
.func = bpf_map_lookup_elem,
.gpl_only = false,
.ret_type = RET_PTR_TO_MAP_VALUE_OR_NULL,
@@ -60,7 +60,7 @@ static u64 bpf_map_update_elem(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5)
return map->ops->map_update_elem(map, key, value, r4);
}
struct bpf_func_proto bpf_map_update_elem_proto = {
const struct bpf_func_proto bpf_map_update_elem_proto = {
.func = bpf_map_update_elem,
.gpl_only = false,
.ret_type = RET_INTEGER,
@@ -80,7 +80,7 @@ static u64 bpf_map_delete_elem(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5)
return map->ops->map_delete_elem(map, key);
}
struct bpf_func_proto bpf_map_delete_elem_proto = {
const struct bpf_func_proto bpf_map_delete_elem_proto = {
.func = bpf_map_delete_elem,
.gpl_only = false,
.ret_type = RET_INTEGER,