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

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Message-Id: <20170821.103152.1302932686530323238.davem@davemloft.net>
Date:   Mon, 21 Aug 2017 10:31:52 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     david.daney@...ium.com
Cc:     ast@...nel.org, daniel@...earbox.net, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mips@...ux-mips.org,
        ralf@...ux-mips.org
Subject: Re: [PATCH 0/3] MIPS,bpf: Improvements for MIPS eBPF JIT

From: David Daney <david.daney@...ium.com>
Date: Fri, 18 Aug 2017 16:40:30 -0700

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

Applied to net-next.