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[80.230.33.27]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-47a82d935d4sm33633575e9.15.2025.12.10.01.04.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Dec 2025 01:04:06 -0800 (PST) Date: Wed, 10 Dec 2025 04:04:04 -0500 From: "Michael S. Tsirkin" To: Longjun Tang Cc: jasowang@redhat.com, xuanzhuo@linux.alibaba.com, tanglongjun@kylinos.cn, virtualization@lists.linux.dev Subject: Re: [PATCH v1 0/7] introduce virtnet_mon for monitor virtio_net Message-ID: <20251210040328-mutt-send-email-mst@kernel.org> References: <20251127032407.33475-1-lange_tang@163.com> Precedence: bulk X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In-Reply-To: <20251127032407.33475-1-lange_tang@163.com> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: NT-V4bpl6wVq99yjyb3-rFyp3KCl7EF2eA2k-4ZHD4E_1765357449 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Nov 27, 2025 at 11:24:00AM +0800, Longjun Tang wrote: > From: Tang Longjun > > hi, > virtnet_mon is used to monitor the data packets of the virtio_net driver > and the related parameters of virtqueue, useful for tracking its status > and troubleshooting faults. > > pls review. tks > > Best regard. what does this achieve that direct use of tracing would not? > Tang Longjun (7): > tools/virtio/virtnet_mon: create misc driver for virtnet_mon > tools/virtio/virtnet_mon: add kfifo to virtnet_mon > tools/virtio/virtnet_mon: add kprobe start_xmit > tools/virtio/virtnet_mon: add kprobe gro_receive_skb > tools/virtio/virtnet_mon: add kprobe ip_local_deliver > tools/virtio/virtnet_mon: add kprobe skb_xmit_done and skb_recv_done > tools/virtio/virtnet_mon: add README file for virtnet_moin > > tools/virtio/virtnet_mon/Makefile | 10 + > tools/virtio/virtnet_mon/README | 35 + > tools/virtio/virtnet_mon/virtnet_mon.c | 1048 ++++++++++++++++++++++++ > 3 files changed, 1093 insertions(+) > create mode 100644 tools/virtio/virtnet_mon/Makefile > create mode 100644 tools/virtio/virtnet_mon/README > create mode 100644 tools/virtio/virtnet_mon/virtnet_mon.c > > -- > 2.43.0