[PATCH bpf-next 0/2] Add kfuncs bpf_strcasestr and bpf_strncasestr

From: Rong Tao rongtao@cestc.cn

Add kfuncs bpf_strcasestr and bpf_strncasestr, which are extensions of bpf_strstr and bpf_strnstr, suitable for more scenarios.

Rong Tao (2): bpf: add bpf_strcasestr,bpf_strncasestr kfuncs selftests/bpf: Test bpf_strcasestr,bpf_strncasestr kfuncs

kernel/bpf/helpers.c | 96 +++++++++++++++---- .../selftests/bpf/prog_tests/string_kfuncs.c | 2 + .../bpf/progs/string_kfuncs_failure1.c | 12 +++ .../bpf/progs/string_kfuncs_failure2.c | 2 + .../bpf/progs/string_kfuncs_success.c | 13 +++ 5 files changed, 104 insertions(+), 21 deletions(-)