[PATCH bpf-next v1 0/3] Add XDP support for bpf_load_hdr_opt · Joanne Koong <hidden> · 2021-10-01
[PATCH bpf-next v1 1/3] bpf/xdp: Add bpf_load_hdr_opt support for xdp · Joanne Koong <hidden> · 2021-10-01
Re: [PATCH bpf-next v1 1/3] bpf/xdp: Add bpf_load_hdr_opt support for xdp · Song Liu <song@kernel.org> · 2021-10-01
Re: [PATCH bpf-next v1 1/3] bpf/xdp: Add bpf_load_hdr_opt support for xdp · Jakub Kicinski <kuba@kernel.org> · 2021-10-01
[PATCH bpf-next v1 2/3] bpf/selftests: Rename test_tcp_hdr_options to test_sockops_tcp_hdr_options · Joanne Koong <hidden> · 2021-10-01
Re: [PATCH bpf-next v1 2/3] bpf/selftests: Rename test_tcp_hdr_options to test_sockops_tcp_hdr_options · Song Liu <song@kernel.org> · 2021-10-01
[PATCH bpf-next v1 3/3] bpf/selftests: Add xdp bpf_load_tcp_hdr_options tests · Joanne Koong <hidden> · 2021-10-01
Re: [PATCH bpf-next v1 3/3] bpf/selftests: Add xdp bpf_load_tcp_hdr_options tests · Song Liu <song@kernel.org> · 2021-10-01
Re: [PATCH bpf-next v1 3/3] bpf/selftests: Add xdp bpf_load_tcp_hdr_options tests · Andrii Nakryiko <hidden> · 2021-10-01

Re: [PATCH bpf-next v1 1/3] bpf/xdp: Add bpf_load_hdr_opt support for xdp

From: Jakub Kicinski <kuba@kernel.org>
Date: 2021-10-01 23:01:41
Also in: bpf

On Fri, 1 Oct 2021 15:47:55 -0700 Song Liu wrote:

quoted

+       if (flags & 0xffffffffffff)

Maybe use (1ULL << BPF_LOAD_HDR_OPT_TCP_OFFSET_SHIFT) - 1

Or GENMASK_ULL(47, 0) ?