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From: Christoph Hellwig <hch@infradead.org>
To: Andrii Nakryiko <andrii.nakryiko@gmail.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	Alan Maguire <alan.maguire@oracle.com>,
	Yixun Lan <dlan@gentoo.org>, Palmer Dabbelt <palmer@dabbelt.com>,
	linux-riscv@lists.infradead.org,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Albert Ou <aou@eecs.berkeley.edu>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>,
	Martin KaFai Lau <kafai@fb.com>, Song Liu <songliubraving@fb.com>,
	Yonghong Song <yhs@fb.com>,
	John Fastabend <john.fastabend@gmail.com>,
	KP Singh <kpsingh@kernel.org>,
	open list <linux-kernel@vger.kernel.org>,
	Networking <netdev@vger.kernel.org>, bpf <bpf@vger.kernel.org>
Subject: Re: [PATCH] RISC-V/bpf: Enable bpf_probe_read{, str}()
Date: Fri, 8 Jul 2022 23:25:10 -0700	[thread overview]
Message-ID: <YskfRqDqmNhGcuVF@infradead.org> (raw)
In-Reply-To: <CAEf4BzZrvOyYxmJpw=azZ59adeEqnHYqnUXKQProyUKBP5NaUA@mail.gmail.com>

On Fri, Jul 08, 2022 at 03:22:51PM -0700, Andrii Nakryiko wrote:
> On Wed, Jul 6, 2022 at 12:00 AM Christoph Hellwig <hch@infradead.org> wrote:
> >
> > 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?
> 
> No idea, never used RISC-V and didn't pay much attention. But why does
> it matter?

It matters because we should not spread broken legacy interfaces.

      reply	other threads:[~2022-07-09  6:25 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-03 13:09 [PATCH] RISC-V/bpf: Enable bpf_probe_read{, str}() Yixun Lan
2022-07-03 13:12 ` Conor Dooley
2022-07-04  2:20   ` Yixun Lan
2022-07-04  6:29     ` Conor.Dooley
2022-07-04  5:53 ` Christoph Hellwig
2022-07-06  5:00   ` Andrii Nakryiko
2022-07-06  6:41     ` Yonghong Song
2022-07-06  7:01       ` Christoph Hellwig
2022-07-09  1:01         ` Yixun Lan
2022-07-09  6:24           ` Christoph Hellwig
2022-07-09  8:48             ` Yixun Lan
2022-07-11  3:58               ` Christoph Hellwig
2022-07-06  7:00     ` Christoph Hellwig
2022-07-08 22:22       ` Andrii Nakryiko
2022-07-09  6:25         ` Christoph Hellwig [this message]

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