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| author | Jiri Olsa <jolsa@kernel.org> | 2020-07-12 00:53:24 +0300 |
|---|---|---|
| committer | Alexei Starovoitov <ast@kernel.org> | 2020-07-13 20:42:02 +0300 |
| commit | c9a0f3b85e09dd16665b639cb884490410619434 (patch) | |
| tree | d0f83e40d55fa26ed0b96aee69fcb66fc521be3f /scripts/link-vmlinux.sh | |
| parent | 5a2798ab32ba2952cfe25701ee460bccbd434c75 (diff) | |
| download | linux-c9a0f3b85e09dd16665b639cb884490410619434.tar.xz | |
bpf: Resolve BTF IDs in vmlinux image
Using BTF_ID_LIST macro to define lists for several helpers
using BTF arguments.
And running resolve_btfids on vmlinux elf object during linking,
so the .BTF_ids section gets the IDs resolved.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Tested-by: Andrii Nakryiko <andriin@fb.com>
Acked-by: Andrii Nakryiko <andriin@fb.com>
Link: https://lore.kernel.org/bpf/20200711215329.41165-5-jolsa@kernel.org
Diffstat (limited to 'scripts/link-vmlinux.sh')
| -rwxr-xr-x | scripts/link-vmlinux.sh | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh index 92dd745906f4..e26f02dbedee 100755 --- a/scripts/link-vmlinux.sh +++ b/scripts/link-vmlinux.sh @@ -336,6 +336,12 @@ fi vmlinux_link vmlinux "${kallsymso}" ${btf_vmlinux_bin_o} +# fill in BTF IDs +if [ -n "${CONFIG_DEBUG_INFO_BTF}" ]; then +info BTFIDS vmlinux +${RESOLVE_BTFIDS} vmlinux +fi + if [ -n "${CONFIG_BUILDTIME_TABLE_SORT}" ]; then info SORTTAB vmlinux if ! sorttable vmlinux; then |