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[198.145.64.163]) by smtp.gmail.com with ESMTPSA id z4sm3347892pfg.166.2019.08.28.11.01.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Aug 2019 11:01:11 -0700 (PDT) Date: Wed, 28 Aug 2019 11:01:10 -0700 From: Kees Cook To: Andy Lutomirski Cc: David Abdurachmanov , Paul Walmsley , Palmer Dabbelt , Albert Ou , Oleg Nesterov , Will Drewry , Shuah Khan , Alexei Starovoitov , Daniel Borkmann , Martin KaFai Lau , Song Liu , Yonghong Song , David Abdurachmanov , Thomas Gleixner , Allison Randal , Alexios Zavras , Anup Patel , Vincent Chen , Alan Kao , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, netdev@vger.kernel.org, bpf@vger.kernel.org, me@carlosedp.com Subject: Re: [PATCH v2] riscv: add support for SECCOMP and SECCOMP_FILTER Message-ID: <201908281100.D78277FD@keescook> References: <20190822205533.4877-1-david.abdurachmanov@sifive.com> <201908251451.73C6812E8@keescook> <419CB0D1-E51C-49D5-9745-7771C863462F@amacapital.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <419CB0D1-E51C-49D5-9745-7771C863462F@amacapital.net> Sender: linux-kselftest-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kselftest@vger.kernel.org On Wed, Aug 28, 2019 at 10:52:05AM -0700, Andy Lutomirski wrote: > > > > On Aug 25, 2019, at 2:59 PM, Kees Cook wrote: > > > >> On Thu, Aug 22, 2019 at 01:55:22PM -0700, David Abdurachmanov wrote: > >> This patch was extensively tested on Fedora/RISCV (applied by default on > >> top of 5.2-rc7 kernel for <2 months). The patch was also tested with 5.3-rc > >> on QEMU and SiFive Unleashed board. > > > > Oops, I see the mention of QEMU here. Where's the best place to find > > instructions on creating a qemu riscv image/environment? > > I don’t suppose one of you riscv folks would like to contribute riscv support to virtme? virtme-run —arch=riscv would be quite nice, and the total patch should be just a couple lines. Unfortunately, it helps a lot to understand the subtleties of booting the architecture to write those couple lines :) As it turns out, this is where I'm stuck. All the instructions I can find are about booting a kernel off a disk image. :( -- Kees Cook