Re: [PATCH bpf-next v2 6/8] bpf: Update selftests for local_storage to use vmlinux.h

From: Song Liu
Date: Tue Nov 03 2020 - 19:18:42 EST




> On Nov 3, 2020, at 7:31 AM, KP Singh <kpsingh@xxxxxxxxxxxx> wrote:
>
> From: KP Singh <kpsingh@xxxxxxxxxx>
>
> With the fixing of BTF pruning of embedded types being fixed, the test
> can be simplified to use vmlinux.h
>
> Signed-off-by: KP Singh <kpsingh@xxxxxxxxxx>

Acked-by: Song Liu <songliubraving@xxxxxx>

> ---
> .../selftests/bpf/progs/local_storage.c | 20 +------------------
> 1 file changed, 1 insertion(+), 19 deletions(-)
>
> diff --git a/tools/testing/selftests/bpf/progs/local_storage.c b/tools/testing/selftests/bpf/progs/local_storage.c
> index 09529e33be98..ef3822bc7542 100644
> --- a/tools/testing/selftests/bpf/progs/local_storage.c
> +++ b/tools/testing/selftests/bpf/progs/local_storage.c
> @@ -4,9 +4,8 @@
> * Copyright 2020 Google LLC.
> */
>
> +#include "vmlinux.h"
> #include <errno.h>
> -#include <linux/bpf.h>
> -#include <stdbool.h>
> #include <bpf/bpf_helpers.h>
> #include <bpf/bpf_tracing.h>
>
> @@ -36,23 +35,6 @@ struct {
> __type(value, struct dummy_storage);
> } sk_storage_map SEC(".maps");
>
> -/* TODO Use vmlinux.h once BTF pruning for embedded types is fixed.
> - */
> -struct sock {} __attribute__((preserve_access_index));
> -struct sockaddr {} __attribute__((preserve_access_index));
> -struct socket {
> - struct sock *sk;
> -} __attribute__((preserve_access_index));
> -
> -struct inode {} __attribute__((preserve_access_index));
> -struct dentry {
> - struct inode *d_inode;
> -} __attribute__((preserve_access_index));
> -struct file {
> - struct inode *f_inode;
> -} __attribute__((preserve_access_index));
> -
> -
> SEC("lsm/inode_unlink")
> int BPF_PROG(unlink_hook, struct inode *dir, struct dentry *victim)
> {
> --
> 2.29.1.341.ge80a0c044ae-goog
>