Re: [PATCH] RISC-V/bpf: Enable bpf_probe_read{, str}()

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Subject: Re: [PATCH] RISC-V/bpf: Enable bpf_probe_read{, str}()
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Wed, 6 Jul 2022 00:00:02 -0700
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>, Alan Maguire <alan.maguire@xxxxxxxxxx>, Yixun Lan <dlan@xxxxxxxxxx>, Palmer Dabbelt <palmer@xxxxxxxxxxx>, linux-riscv@xxxxxxxxxxxxxxxxxxx, Paul Walmsley <paul.walmsley@xxxxxxxxxx>, Albert Ou <aou@xxxxxxxxxxxxxxxxx>, Alexei Starovoitov <ast@xxxxxxxxxx>, Daniel Borkmann <daniel@xxxxxxxxxxxxx>, Andrii Nakryiko <andrii@xxxxxxxxxx>, Martin KaFai Lau <kafai@xxxxxx>, Song Liu <songliubraving@xxxxxx>, Yonghong Song <yhs@xxxxxx>, John Fastabend <john.fastabend@xxxxxxxxx>, KP Singh <kpsingh@xxxxxxxxxx>, open list <linux-kernel@xxxxxxxxxxxxxxx>, Networking <netdev@xxxxxxxxxxxxxxx>, bpf <bpf@xxxxxxxxxxxxxxx>
In-reply-to: <CAEf4BzbCswMd6KU7f9SEU6xHBBPu_rTL5f+KE0OkYj63e-h-bA@mail.gmail.com>

On Tue, Jul 05, 2022 at 10:00:42PM -0700, Andrii Nakryiko wrote:
> riscv existed as of [0], so I'd argue it is a proper bug fix, as
> corresponding select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE should
> have been added back then.

How much of an eBPF ecosystem was there on RISC-V at the point?

Follow-Ups:
- Re: [PATCH] RISC-V/bpf: Enable bpf_probe_read{, str}()
  - From: Andrii Nakryiko

References:
- [PATCH] RISC-V/bpf: Enable bpf_probe_read{, str}()
  - From: Yixun Lan
- Re: [PATCH] RISC-V/bpf: Enable bpf_probe_read{, str}()
  - From: Christoph Hellwig
- Re: [PATCH] RISC-V/bpf: Enable bpf_probe_read{, str}()
  - From: Andrii Nakryiko

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