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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/arraymap.c
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@@ -134,7 +134,7 @@ static void array_map_free(struct bpf_map *map)
kvfree(array);
}
static struct bpf_map_ops array_ops = {
static const struct bpf_map_ops array_ops = {
.map_alloc = array_map_alloc,
.map_free = array_map_free,
.map_get_next_key = array_map_get_next_key,
@@ -143,14 +143,14 @@ static struct bpf_map_ops array_ops = {
.map_delete_elem = array_map_delete_elem,
};
static struct bpf_map_type_list tl = {
static struct bpf_map_type_list array_type __read_mostly = {
.ops = &array_ops,
.type = BPF_MAP_TYPE_ARRAY,
};
static int __init register_array_map(void)
{
bpf_register_map_type(&tl);
bpf_register_map_type(&array_type);
return 0;
}
late_initcall(register_array_map);