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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 4 Oct 2021 10:05:57 +0200
From:   Daniel Borkmann <daniel@...earbox.net>
To:     Michael Ellerman <mpe@...erman.id.au>,
        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

On 10/4/21 12:49 AM, Michael Ellerman wrote:
> 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).

Sounds good to me, in that case, please also route the recent JIT fixes from
Naveen through your tree.

Thanks,
Daniel