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author | Martin KaFai Lau | 2017-10-06 06:52:12 +0200 |
---|---|---|
committer | David S. Miller | 2017-10-08 00:29:39 +0200 |
commit | 067cae47771c864604969fd902efe10916e0d79c (patch) | |
tree | 8c21ddd861fddf1e6006d7b0b7086e8f09ac3da3 /tools | |
parent | bpf: Change bpf_obj_name_cpy() to better ensure map's name is init by 0 (diff) | |
download | kernel-qcow2-linux-067cae47771c864604969fd902efe10916e0d79c.tar.gz kernel-qcow2-linux-067cae47771c864604969fd902efe10916e0d79c.tar.xz kernel-qcow2-linux-067cae47771c864604969fd902efe10916e0d79c.zip |
bpf: Use char in prog and map name
Instead of u8, use char for prog and map name. It can avoid the
userspace tool getting compiler's signess warning. The
bpf_prog_aux, bpf_map, bpf_attr, bpf_prog_info and
bpf_map_info are changed.
Signed-off-by: Martin KaFai Lau <kafai@fb.com>
Cc: Jakub Kicinski <jakub.kicinski@netronome.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
-rw-r--r-- | tools/include/uapi/linux/bpf.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index 0894fd20b12b..fb4fb81ce5b0 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -230,7 +230,7 @@ union bpf_attr { __u32 numa_node; /* numa node (effective only if * BPF_F_NUMA_NODE is set). */ - __u8 map_name[BPF_OBJ_NAME_LEN]; + char map_name[BPF_OBJ_NAME_LEN]; }; struct { /* anonymous struct used by BPF_MAP_*_ELEM commands */ @@ -253,7 +253,7 @@ union bpf_attr { __aligned_u64 log_buf; /* user supplied buffer */ __u32 kern_version; /* checked when prog_type=kprobe */ __u32 prog_flags; - __u8 prog_name[BPF_OBJ_NAME_LEN]; + char prog_name[BPF_OBJ_NAME_LEN]; }; struct { /* anonymous struct used by BPF_OBJ_* commands */ @@ -871,7 +871,7 @@ struct bpf_prog_info { __u32 created_by_uid; __u32 nr_map_ids; __aligned_u64 map_ids; - __u8 name[BPF_OBJ_NAME_LEN]; + char name[BPF_OBJ_NAME_LEN]; } __attribute__((aligned(8))); struct bpf_map_info { @@ -881,7 +881,7 @@ struct bpf_map_info { __u32 value_size; __u32 max_entries; __u32 map_flags; - __u8 name[BPF_OBJ_NAME_LEN]; + char name[BPF_OBJ_NAME_LEN]; } __attribute__((aligned(8))); /* User bpf_sock_ops struct to access socket values and specify request ops |