linux-kernel - Re: [PATCH 0/3] MIPS,bpf: Improvements for MIPS eBPF JIT

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Message-ID: <599791EE.7010701@iogearbox.net>
Date:   Sat, 19 Aug 2017 03:18:38 +0200
From:   Daniel Borkmann <daniel@...earbox.net>
To:     David Daney <david.daney@...ium.com>,
        Alexei Starovoitov <ast@...nel.org>,
        "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
CC:     linux-mips@...ux-mips.org, ralf@...ux-mips.org
Subject: Re: [PATCH 0/3] MIPS,bpf: Improvements for MIPS eBPF JIT

On 08/19/2017 01:40 AM, David Daney wrote:
> Here are several improvements and bug fixes for the MIPS eBPF JIT.
>
> The main change is the addition of support for JLT, JLE, JSLT and JSLE
> ops, that were recently added.
>
> Also fix WARN output when used with preemptable kernel, and a small
> cleanup/optimization in the use of BPF_OP(insn->code).
>
> I suggest that the whole thing go via the BPF/net-next path as there
> are dependencies on code that is not yet merged to Linus' tree.

Yes, this would be via net-next.

> Still pending are changes to reduce stack usage when the verifier can
> determine the maximum stack size.

Awesome, thanks a lot!