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bpf: remove test map scaffolding and user proper types

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proper types and function helpers are ready. Use them in verifier testsuite.
Remove temporary stubs

Signed-off-by: Alexei Starovoitov <ast@plumgrid.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexei Starovoitov
2014-11-13 17:36:50 -08:00
committed by David S. Miller
parent d0003ec01c
commit 7943c0f329
2 changed files with 16 additions and 54 deletions
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56
kernel/bpf/test_stub.c
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@@ -18,26 +18,18 @@ struct bpf_context {
u64 arg2;
};
static u64 test_func(u64 r1, u64 r2, u64 r3, u64 r4, u64 r5)
{
return 0;
}
static struct bpf_func_proto test_funcs[] = {
[BPF_FUNC_unspec] = {
.func = test_func,
.gpl_only = true,
.ret_type = RET_PTR_TO_MAP_VALUE_OR_NULL,
.arg1_type = ARG_CONST_MAP_PTR,
.arg2_type = ARG_PTR_TO_MAP_KEY,
},
};
static const struct bpf_func_proto *test_func_proto(enum bpf_func_id func_id)
{
if (func_id < 0 || func_id >= ARRAY_SIZE(test_funcs))
switch (func_id) {
case BPF_FUNC_map_lookup_elem:
return &bpf_map_lookup_elem_proto;
case BPF_FUNC_map_update_elem:
return &bpf_map_update_elem_proto;
case BPF_FUNC_map_delete_elem:
return &bpf_map_delete_elem_proto;
default:
return NULL;
return &test_funcs[func_id];
}
}
static const struct bpf_context_access {
@@ -78,38 +70,8 @@ static struct bpf_prog_type_list tl_prog = {
.type = BPF_PROG_TYPE_UNSPEC,
};
static struct bpf_map *test_map_alloc(union bpf_attr *attr)
{
struct bpf_map *map;
map = kzalloc(sizeof(*map), GFP_USER);
if (!map)
return ERR_PTR(-ENOMEM);
map->key_size = attr->key_size;
map->value_size = attr->value_size;
map->max_entries = attr->max_entries;
return map;
}
static void test_map_free(struct bpf_map *map)
{
kfree(map);
}
static struct bpf_map_ops test_map_ops = {
.map_alloc = test_map_alloc,
.map_free = test_map_free,
};
static struct bpf_map_type_list tl_map = {
.ops = &test_map_ops,
.type = BPF_MAP_TYPE_UNSPEC,
};
static int __init register_test_ops(void)
{
bpf_register_map_type(&tl_map);
bpf_register_prog_type(&tl_prog);
return 0;
}