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[24.141.106.246]) by smtp.gmail.com with ESMTPSA id m10sm128925853ioj.75.2019.08.01.13.00.26 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 01 Aug 2019 13:00:26 -0700 (PDT) Date: Thu, 1 Aug 2019 16:00:24 -0400 From: Branden Bonaby To: kys@microsoft.com, haiyangz@microsoft.com, sthemmin@microsoft.com, sashal@kernel.org Cc: Branden Bonaby , linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/3] hv: vmbus: add fuzz testing to hv devices Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 ++++++- include/linux/hyperv.h | 14 + tools/hv/vmbus_testing | 326 +++++++++++++++++++++++ 6 files changed, 473 insertions(+), 1 deletion(-) create mode 100644 tools/hv/vmbus_testing -- 2.17.1