Re: [PATCH bpf-next v3 1/5] bpf: Support chain calling multiple BPF programs after each other

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Subject: Re: [PATCH bpf-next v3 1/5] bpf: Support chain calling multiple BPF programs after each other
From: Toke Høiland-Jørgensen <toke@xxxxxxxxxx>
Date: Wed, 09 Oct 2019 10:03:43 +0200
Cc: Daniel Borkmann <daniel@xxxxxxxxxxxxx>, Alexei Starovoitov <ast@xxxxxxxxxx>, Martin KaFai Lau <kafai@xxxxxx>, Song Liu <songliubraving@xxxxxx>, Yonghong Song <yhs@xxxxxx>, Marek Majkowski <marek@xxxxxxxxxxxxxx>, Lorenz Bauer <lmb@xxxxxxxxxxxxxx>, Alan Maguire <alan.maguire@xxxxxxxxxx>, Jesper Dangaard Brouer <brouer@xxxxxxxxxx>, David Miller <davem@xxxxxxxxxxxxx>, netdev@xxxxxxxxxxxxxxx, bpf@xxxxxxxxxxxxxxx
In-reply-to: <20191009015117.pldowv6n3k5p3ghr@ast-mbp.dhcp.thefacebook.com>

Alexei Starovoitov <alexei.starovoitov@xxxxxxxxx> writes:

> Please implement proper indirect calls and jumps.

I am still not convinced this will actually solve our problem; but OK, I
can give it a shot.

However, I don't actually have a clear picture of what exactly is
missing to add this support. Could you please provide a pointer or two?

-Toke

Follow-Ups:
- Re: [PATCH bpf-next v3 1/5] bpf: Support chain calling multiple BPF programs after each other
  - From: Alexei Starovoitov

References:
- [PATCH bpf-next v3 0/5] xdp: Support multiple programs on a single interface through chain calls
  - From: Toke Høiland-Jørgensen
- [PATCH bpf-next v3 1/5] bpf: Support chain calling multiple BPF programs after each other
  - From: Toke Høiland-Jørgensen
- Re: [PATCH bpf-next v3 1/5] bpf: Support chain calling multiple BPF programs after each other
  - From: Alexei Starovoitov
- Re: [PATCH bpf-next v3 1/5] bpf: Support chain calling multiple BPF programs after each other
  - From: Toke Høiland-Jørgensen
- Re: [PATCH bpf-next v3 1/5] bpf: Support chain calling multiple BPF programs after each other
  - From: Alexei Starovoitov

Prev by Date: Re: [PATCH bpf] libbpf: fix compatibility for kernels without need_wakeup
Next by Date: [PATCH bpf] bpf: lwtunnel: fix reroute supplying invalid dst
Previous by thread: Re: [PATCH bpf-next v3 1/5] bpf: Support chain calling multiple BPF programs after each other
Next by thread: Re: [PATCH bpf-next v3 1/5] bpf: Support chain calling multiple BPF programs after each other
Index(es):
- Date
- Thread

[Index of Archives] [Linux Samsung SoC] [Linux Rockchip SoC] [Linux Actions SoC] [Linux for Synopsys ARC Processors] [Linux NFS] [Linux NILFS] [Linux USB Devel] [Video for Linux] [Linux Audio Users] [Yosemite News] [Linux Kernel] [Linux SCSI]