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| author |   Martin KaFai Lau <kafai@fb.com> | 2018-04-21 09:48:23 -0700 |
|---|---|---|
| committer |   Daniel Borkmann <daniel@iogearbox.net> | 2018-04-23 11:32:01 +0200 |
| commit | fbcf93ebcaef7d09881ee308b52cd84f5e43c622 (patch) | |
| tree | d288b7f6c42edfd624ca2ce9c65594ea91eba15b /kernel/bpf/btf.c | |
| parent | bpf: fix virtio-net's length calc for XDP_PASS (diff) | |
| download | linux-dev-fbcf93ebcaef7d09881ee308b52cd84f5e43c622.tar.xz linux-dev-fbcf93ebcaef7d09881ee308b52cd84f5e43c622.zip | |
bpf: btf: Clean up btf.h in uapi
This patch cleans up btf.h in uapi:
1) Rename "name" to "name_off" to better reflect it is an offset to the
string section instead of a char array.
2) Remove unused value BTF_FLAGS_COMPR and BTF_MAGIC_SWAP
Suggested-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Martin KaFai Lau <kafai@fb.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'kernel/bpf/btf.c')
| -rw-r--r-- | kernel/bpf/btf.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c index eb56ac760547..22e1046a1a86 100644 --- a/kernel/bpf/btf.c +++ b/kernel/bpf/btf.c @@ -473,7 +473,7 @@ __printf(4, 5) static void __btf_verifier_log_type(struct btf_verifier_env *env, __btf_verifier_log(log, "[%u] %s %s%s", env->log_type_id, btf_kind_str[kind], - btf_name_by_offset(btf, t->name), + btf_name_by_offset(btf, t->name_off), log_details ? " " : ""); if (log_details) @@ -517,7 +517,7 @@ static void btf_verifier_log_member(struct btf_verifier_env *env, btf_verifier_log_type(env, struct_type, NULL); __btf_verifier_log(log, "\t%s type_id=%u bits_offset=%u", - btf_name_by_offset(btf, member->name), + btf_name_by_offset(btf, member->name_off), member->type, member->offset); if (fmt && *fmt) { @@ -1419,10 +1419,10 @@ static s32 btf_struct_check_meta(struct btf_verifier_env *env, btf_verifier_log_type(env, t, NULL); for_each_member(i, t, member) { - if (!btf_name_offset_valid(btf, member->name)) { + if (!btf_name_offset_valid(btf, member->name_off)) { btf_verifier_log_member(env, t, member, "Invalid member name_offset:%u", - member->name); + member->name_off); return -EINVAL; } @@ -1605,14 +1605,14 @@ static s32 btf_enum_check_meta(struct btf_verifier_env *env, btf_verifier_log_type(env, t, NULL); for (i = 0; i < nr_enums; i++) { - if (!btf_name_offset_valid(btf, enums[i].name)) { + if (!btf_name_offset_valid(btf, enums[i].name_off)) { btf_verifier_log(env, "\tInvalid name_offset:%u", - enums[i].name); + enums[i].name_off); return -EINVAL; } btf_verifier_log(env, "\t%s val=%d\n", - btf_name_by_offset(btf, enums[i].name), + btf_name_by_offset(btf, enums[i].name_off), enums[i].val); } @@ -1636,7 +1636,7 @@ static void btf_enum_seq_show(const struct btf *btf, const struct btf_type *t, for (i = 0; i < nr_enums; i++) { if (v == enums[i].val) { seq_printf(m, "%s", - btf_name_by_offset(btf, enums[i].name)); + btf_name_by_offset(btf, enums[i].name_off)); return; } } @@ -1687,9 +1687,9 @@ static s32 btf_check_meta(struct btf_verifier_env *env, return -EINVAL; } - if (!btf_name_offset_valid(env->btf, t->name)) { + if (!btf_name_offset_valid(env->btf, t->name_off)) { btf_verifier_log(env, "[%u] Invalid name_offset:%u", - env->log_type_id, t->name); + env->log_type_id, t->name_off); return -EINVAL; } |