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[89.176.127.93]) by smtp.gmail.com with ESMTPSA id c78sm102668211wmd.16.2019.08.02.00.30.19 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Fri, 02 Aug 2019 00:30:19 -0700 (PDT) From: Vitaly Kuznetsov To: Branden Bonaby Cc: linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org, kys@microsoft.com, haiyangz@microsoft.com, sthemmin@microsoft.com, sashal@kernel.org Subject: Re: [PATCH 0/3] hv: vmbus: add fuzz testing to hv devices In-Reply-To: References: Date: Fri, 02 Aug 2019 09:30:18 +0200 Message-ID: <87ftmkgh2t.fsf@vitty.brq.redhat.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Branden Bonaby writes: > This patchset introduces a testing framework for Hyper-V drivers. > This framework allows us to introduce delays in the packet receive > path on a per-device basis. While the current code only supports > introducing arbitrary delays in the host/guest communication path, > we intend to expand this to support error injection in the future. > > Branden Bonaby (3): > drivers: hv: vmbus: Introduce latency testing > drivers: hv: vmbus: add fuzz test attributes to sysfs > tools: hv: add vmbus testing tool > > Documentation/ABI/stable/sysfs-bus-vmbus | 22 ++ > drivers/hv/connection.c | 5 + > drivers/hv/ring_buffer.c | 10 + > drivers/hv/vmbus_drv.c | 97 ++++++- Can we have something like CONFIG_HYPERV_TESTING and put this new code under #ifdef? > include/linux/hyperv.h | 14 + > tools/hv/vmbus_testing | 326 +++++++++++++++++++++++ > 6 files changed, 473 insertions(+), 1 deletion(-) > create mode 100644 tools/hv/vmbus_testing -- Vitaly