netdev - Re: [PATCH v4 0/8] bpf powerpc: Add BPF_PROBE

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Message-ID: <87o885raev.fsf@mpe.ellerman.id.au>
Date:   Mon, 04 Oct 2021 09:49:44 +1100
From:   Michael Ellerman <mpe@...erman.id.au>
To:     Daniel Borkmann <daniel@...earbox.net>,
        Hari Bathini <hbathini@...ux.ibm.com>,
        naveen.n.rao@...ux.ibm.com, christophe.leroy@...roup.eu,
        ast@...nel.org
Cc:     paulus@...ba.org, andrii@...nel.org, kafai@...com,
        songliubraving@...com, yhs@...com, john.fastabend@...il.com,
        kpsingh@...nel.org, netdev@...r.kernel.org, bpf@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org
Subject: Re: [PATCH v4 0/8] bpf powerpc: Add BPF_PROBE_MEM support in
 powerpc JIT compiler

Daniel Borkmann <daniel@...earbox.net> writes:
> On 9/29/21 1:18 PM, Hari Bathini wrote:
>> Patch #1 & #2 are simple cleanup patches. Patch #3 refactors JIT
>> compiler code with the aim to simplify adding BPF_PROBE_MEM support.
>> Patch #4 introduces PPC_RAW_BRANCH() macro instead of open coding
>> branch instruction. Patch #5 & #7 add BPF_PROBE_MEM support for PPC64
>> & PPC32 JIT compilers respectively. Patch #6 & #8 handle bad userspace
>> pointers for PPC64 & PPC32 cases respectively.
>
> Michael, are you planning to pick up the series or shall we route via bpf-next?

Yeah I'll plan to take it, unless you think there is a strong reason it
needs to go via the bpf tree (doesn't look like it from the diffstat).

cheers