mainline inclusion
from mainline-5.13-rc1
commit 58c2b1f5
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I5EUVD
CVE: NA

Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=58c2b1f5e0121efd698b6ec8e45e47e58ca9caee

-------------------------------------------------

Similarly to BPF_SEQ_PRINTF, this macro turns variadic arguments into an
array of u64, making it more natural to call the bpf_snprintf helper.
Signed-off-by: NFlorent Revest <revest@chromium.org>
Signed-off-by: NAlexei Starovoitov <ast@kernel.org>
Acked-by: NAndrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20210419155243.1632274-6-revest@chromium.org
(cherry picked from commit 58c2b1f5)
Signed-off-by: NWang Yufen <wangyufen@huawei.com>