netdev - Re: [PATCH 6/9] riscv: bpf: Move bpf_jit_alloc_exec() and bpf_jit_free

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Message-ID: <CAB-e3NQ11Gnoa716nnZ2tTgjb02_eZOf1gWn3YMmueEAp92c1g@mail.gmail.com>
Date:   Mon, 29 Mar 2021 13:41:13 -0700
From:   Luke Nelson <luke.r.nels@...il.com>
To:     Jisheng Zhang <jszhang3@...l.ustc.edu.cn>
Cc:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Andrey Ryabinin <ryabinin.a.a@...il.com>,
        Alexander Potapenko <glider@...gle.com>,
        Andrey Konovalov <andreyknvl@...il.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Björn Töpel <bjorn@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Martin KaFai Lau <kafai@...com>,
        Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>,
        John Fastabend <john.fastabend@...il.com>,
        KP Singh <kpsingh@...nel.org>, Xi Wang <xi.wang@...il.com>,
        linux-riscv <linux-riscv@...ts.infradead.org>,
        open list <linux-kernel@...r.kernel.org>,
        kasan-dev@...glegroups.com, Networking <netdev@...r.kernel.org>,
        bpf <bpf@...r.kernel.org>
Subject: Re: [PATCH 6/9] riscv: bpf: Move bpf_jit_alloc_exec() and
 bpf_jit_free_exec() to core

> We will drop the executable permissions of the code pages from the
> mapping at allocation time soon. Move bpf_jit_alloc_exec() and
> bpf_jit_free_exec() to bpf_jit_core.c so that they can be shared by
> both RV64I and RV32I.

Looks good to me.

Acked-by: Luke Nelson <luke.r.nels@...il.com>