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[bpf-next,3/6] tools/bpftool: Add BTF_KIND_FLOAT support

Message ID 20210216011216.3168-4-iii@linux.ibm.com (mailing list archive)
State Superseded
Delegated to: BPF
Headers show
Series Add BTF_KIND_FLOAT support | expand

Checks

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netdev/cc_maintainers warning 10 maintainers not CCed: kafai@fb.com tianjia.zhang@linux.alibaba.com tklauser@distanz.ch netdev@vger.kernel.org john.fastabend@gmail.com thunder.leizhen@huawei.com kpsingh@kernel.org jagdsh.linux@gmail.com songliubraving@fb.com quentin@isovalent.com
netdev/source_inline success Was 0 now: 0
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netdev/build_32bit success Errors and warnings before: 0 this patch: 0
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netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 27 lines checked
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netdev/stable success Stable not CCed

Commit Message

Ilya Leoshkevich Feb. 16, 2021, 1:12 a.m. UTC 
Only dumping support needs to be adjusted, the code structure follows
that of BTF_KIND_INT.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
---
 tools/bpf/bpftool/btf.c        | 8 ++++++++
 tools/bpf/bpftool/btf_dumper.c | 1 +
 2 files changed, 9 insertions(+)
diff mbox series

Patch

diff --git a/tools/bpf/bpftool/btf.c b/tools/bpf/bpftool/btf.c
index fe9e7b3a4b50..985610c3f193 100644
--- a/tools/bpf/bpftool/btf.c
+++ b/tools/bpf/bpftool/btf.c
@@ -36,6 +36,7 @@  static const char * const btf_kind_str[NR_BTF_KINDS] = {
 	[BTF_KIND_FUNC_PROTO]	= "FUNC_PROTO",
 	[BTF_KIND_VAR]		= "VAR",
 	[BTF_KIND_DATASEC]	= "DATASEC",
+	[BTF_KIND_FLOAT]	= "FLOAT",
 };
 
 struct btf_attach_table {
@@ -327,6 +328,13 @@  static int dump_btf_type(const struct btf *btf, __u32 id,
 			jsonw_end_array(w);
 		break;
 	}
+	case BTF_KIND_FLOAT: {
+		if (json_output)
+			jsonw_uint_field(w, "size", t->size);
+		else
+			printf(" size=%u", t->size);
+		break;
+	}
 	default:
 		break;
 	}
diff --git a/tools/bpf/bpftool/btf_dumper.c b/tools/bpf/bpftool/btf_dumper.c
index 0e9310727281..7ca54d046362 100644
--- a/tools/bpf/bpftool/btf_dumper.c
+++ b/tools/bpf/bpftool/btf_dumper.c
@@ -596,6 +596,7 @@  static int __btf_dumper_type_only(const struct btf *btf, __u32 type_id,
 	switch (BTF_INFO_KIND(t->info)) {
 	case BTF_KIND_INT:
 	case BTF_KIND_TYPEDEF:
+	case BTF_KIND_FLOAT:
 		BTF_PRINT_ARG("%s ", btf__name_by_offset(btf, t->name_off));
 		break;
 	case BTF_KIND_STRUCT: