diff options
Diffstat (limited to 'kernel/bpf/helpers.c')
| -rw-r--r-- | kernel/bpf/helpers.c | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/kernel/bpf/helpers.c b/kernel/bpf/helpers.c index 3c1b9bbcf971..6439a877c18b 100644 --- a/kernel/bpf/helpers.c +++ b/kernel/bpf/helpers.c @@ -428,40 +428,6 @@ const struct bpf_func_proto bpf_get_current_ancestor_cgroup_id_proto = { .arg1_type = ARG_ANYTHING, }; -#ifdef CONFIG_CGROUP_BPF - -BPF_CALL_2(bpf_get_local_storage, struct bpf_map *, map, u64, flags) -{ - /* flags argument is not used now, - * but provides an ability to extend the API. - * verifier checks that its value is correct. - */ - enum bpf_cgroup_storage_type stype = cgroup_storage_type(map); - struct bpf_cgroup_storage *storage; - struct bpf_cg_run_ctx *ctx; - void *ptr; - - /* get current cgroup storage from BPF run context */ - ctx = container_of(current->bpf_ctx, struct bpf_cg_run_ctx, run_ctx); - storage = ctx->prog_item->cgroup_storage[stype]; - - if (stype == BPF_CGROUP_STORAGE_SHARED) - ptr = &READ_ONCE(storage->buf)->data[0]; - else - ptr = this_cpu_ptr(storage->percpu_buf); - - return (unsigned long)ptr; -} - -const struct bpf_func_proto bpf_get_local_storage_proto = { - .func = bpf_get_local_storage, - .gpl_only = false, - .ret_type = RET_PTR_TO_MAP_VALUE, - .arg1_type = ARG_CONST_MAP_PTR, - .arg2_type = ARG_ANYTHING, -}; -#endif - #define BPF_STRTOX_BASE_MASK 0x1F static int __bpf_strtoull(const char *buf, size_t buf_len, u64 flags, |