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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Maxime Coquelin , Alexandre Torgue , netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Matthew Gerlach Subject: Re: [PATCH net-next v3 1/2] net: stmmac: est: Drop frames causing HLBS error Message-ID: <20250926212516.68d35461@orangepi5-plus> In-Reply-To: <20250925-hlbs_2-v3-1-3b39472776c2@altera.com> References: <20250925-hlbs_2-v3-0-3b39472776c2@altera.com> <20250925-hlbs_2-v3-1-3b39472776c2@altera.com> X-Mailer: Claws Mail 4.2.0 (GTK 3.24.41; aarch64-unknown-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250926_062529_953622_BE1F2B92 X-CRM114-Status: UNSURE ( 8.52 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 25 Sep 2025 22:06:13 +0800 Rohan G Thomas wrote: > From: Rohan G Thomas > > Drop those frames causing Head-of-Line Blocking due to Scheduling > (HLBS) error to avoid HLBS interrupt flooding and netdev watchdog > timeouts due to blocked packets. Tx queues can be configured to drop > those blocked packets by setting Drop Frames causing Scheduling Error > (DFBS) bit of EST_CONTROL register. > > Also, add per queue HLBS drop count. > > Signed-off-by: Rohan G Thomas > Reviewed-by: Matthew Gerlach Reviewed-by: Furong Xu <0x1207@gmail.com>