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Mon, 09 Jun 2025 10:39:33 -0700 (PDT) Received: from debian.ujwal.com ([223.185.129.95]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7482b0c212fsm6180691b3a.135.2025.06.09.10.39.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 09 Jun 2025 10:39:33 -0700 (PDT) From: Ujwal Kundur To: ast@kernel.org, daniel@iogearbox.net, davem@davemloft.net, kuba@kernel.org, hawk@kernel.org, john.fastabend@gmail.com, andrii@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com, song@kernel.org, yonghong.song@linux.dev, kpsingh@kernel.org, sdf@fomichev.me, aoluo@google.com, jolsa@kernel.org Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org, Ujwal Kundur Subject: [PATCH] bpf: cpumap: report Rx queue index to xdp_rxq_info Date: Mon, 9 Jun 2025 23:08:52 +0530 Message-Id: <20250609173851.778-1-ujwal.kundur@gmail.com> X-Mailer: git-send-email 2.20.1 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Refer to the Rx queue using a XDP frame's attached netdev and ascertain the queue index from it. Signed-off-by: Ujwal Kundur --- kernel/bpf/cpumap.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/bpf/cpumap.c b/kernel/bpf/cpumap.c index 67e8a2fc1a99..8230292deac1 100644 --- a/kernel/bpf/cpumap.c +++ b/kernel/bpf/cpumap.c @@ -34,6 +34,7 @@ #include #include +#include #include /* General idea: XDP packets getting XDP redirected to another CPU, @@ -196,7 +197,7 @@ static int cpu_map_bpf_prog_run_xdp(struct bpf_cpu_map_entry *rcpu, rxq.dev = xdpf->dev_rx; rxq.mem.type = xdpf->mem_type; - /* TODO: report queue_index to xdp_rxq_info */ + rxq.queue_index = get_netdev_rx_queue_index(xdpf->dev_rx->_rx); xdp_convert_frame_to_buff(xdpf, &xdp); -- 2.20.1