This is a note to let you know that I've just added the patch titled libbpf: Fix compilation warning due to mismatched printf format to the 5.17-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: libbpf-fix-compilation-warning-due-to-mismatched-pri.patch and it can be found in the queue-5.17 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit a2f5824da097ebbb4601ec370b46c8e7422362c8 Author: Andrii Nakryiko <andrii@xxxxxxxxxx> Date: Tue Feb 8 22:39:09 2022 -0800 libbpf: Fix compilation warning due to mismatched printf format [ Upstream commit dc37dc617fabfb1c3a16d49f5d8cc20e9e3608ca ] On ppc64le architecture __s64 is long int and requires %ld. Cast to ssize_t and use %zd to avoid architecture-specific specifiers. Fixes: 4172843ed4a3 ("libbpf: Fix signedness bug in btf_dump_array_data()") Signed-off-by: Andrii Nakryiko <andrii@xxxxxxxxxx> Signed-off-by: Daniel Borkmann <daniel@xxxxxxxxxxxxx> Link: https://lore.kernel.org/bpf/20220209063909.1268319-1-andrii@xxxxxxxxxx Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/tools/lib/bpf/btf_dump.c b/tools/lib/bpf/btf_dump.c index 55aed9e398c3..07ebe70d3a30 100644 --- a/tools/lib/bpf/btf_dump.c +++ b/tools/lib/bpf/btf_dump.c @@ -1869,7 +1869,8 @@ static int btf_dump_array_data(struct btf_dump *d, elem_type = skip_mods_and_typedefs(d->btf, elem_type_id, NULL); elem_size = btf__resolve_size(d->btf, elem_type_id); if (elem_size <= 0) { - pr_warn("unexpected elem size %lld for array type [%u]\n", elem_size, id); + pr_warn("unexpected elem size %zd for array type [%u]\n", + (ssize_t)elem_size, id); return -EINVAL; }