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authorMartin KaFai Lau <kafai@fb.com>2020-01-15 15:00:31 -0800
committerAlexei Starovoitov <ast@kernel.org>2020-01-15 15:23:27 -0800
commitfb2426ad00b136c88d57457504d1e843159a367a (patch)
tree06f34558985bd683b3b552d20fb9d04c06ebf56f /tools/lib/bpf/libbpf.map
parentbpftool: Fix missing BTF output for json during map dump (diff)
downloadlinux-dev-fb2426ad00b136c88d57457504d1e843159a367a.tar.xz
linux-dev-fb2426ad00b136c88d57457504d1e843159a367a.zip
libbpf: Expose bpf_find_kernel_btf as a LIBBPF_API
This patch exposes bpf_find_kernel_btf() as a LIBBPF_API. It will be used in 'bpftool map dump' in a following patch to dump a map with btf_vmlinux_value_type_id set. bpf_find_kernel_btf() is renamed to libbpf_find_kernel_btf() and moved to btf.c. As <linux/kernel.h> is included, some of the max/min type casting needs to be fixed. Signed-off-by: Martin KaFai Lau <kafai@fb.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org> Acked-by: Andrii Nakryiko <andriin@fb.com> Link: https://lore.kernel.org/bpf/20200115230031.1102305-1-kafai@fb.com
Diffstat (limited to '')
-rw-r--r--tools/lib/bpf/libbpf.map1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/lib/bpf/libbpf.map b/tools/lib/bpf/libbpf.map
index 1902a0fc6afc..64ec71ba41f1 100644
--- a/tools/lib/bpf/libbpf.map
+++ b/tools/lib/bpf/libbpf.map
@@ -231,4 +231,5 @@ LIBBPF_0.0.7 {
bpf_program__is_struct_ops;
bpf_program__set_struct_ops;
btf__align_of;
+ libbpf_find_kernel_btf;
} LIBBPF_0.0.6;