From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH 0/3] MIPS,bpf: Improvements for MIPS eBPF JIT Date: Mon, 21 Aug 2017 10:31:52 -0700 (PDT) Message-ID: <20170821.103152.1302932686530323238.davem@davemloft.net> References: <20170818234033.5990-1-david.daney@cavium.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: ast@kernel.org, daniel@iogearbox.net, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@linux-mips.org, ralf@linux-mips.org To: david.daney@cavium.com Return-path: In-Reply-To: <20170818234033.5990-1-david.daney@cavium.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org From: David Daney 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.