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[2a0c:4d80:42:443::2]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-48323c0296dsm323555505e9.1.2026.02.10.03.53.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Feb 2026 03:53:07 -0800 (PST) Received: by alrua-x1.borgediget.toke.dk (Postfix, from userid 1000) id 4E89E4FE89D; Tue, 10 Feb 2026 12:53:05 +0100 (CET) From: Toke =?utf-8?Q?H=C3=B8iland-J=C3=B8rgensen?= To: Jesper Dangaard Brouer , netdev@vger.kernel.org, Eric Dumazet , "David S. Miller" , Paolo Abeni Cc: Jesper Dangaard Brouer , bpf@vger.kernel.org, Jakub Kicinski , horms@kernel.org, jiri@resnulli.us, edumazet@google.com, xiyou.wangcong@gmail.com, jhs@mojatatu.com, atenart@redhat.com, carges@cloudflare.com, kernel-team@cloudflare.com Subject: Re: [PATCH net-next v3 4/6] net: sched: rename QDISC_DROP_CAKE_FLOOD to QDISC_DROP_FLOOD_PROTECTION In-Reply-To: <177039508262.2258217.13751577312338706877.stgit@firesoul> References: <177039500964.2258217.2989656069254156812.stgit@firesoul> <177039508262.2258217.13751577312338706877.stgit@firesoul> X-Clacks-Overhead: GNU Terry Pratchett Date: Tue, 10 Feb 2026 12:53:05 +0100 Message-ID: <87v7g4yfvi.fsf@toke.dk> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Jesper Dangaard Brouer writes: > Rename QDISC_DROP_CAKE_FLOOD to QDISC_DROP_FLOOD_PROTECTION to use a > generic name without embedding the qdisc name. This follows the > principle that drop reasons should describe the drop mechanism rather > than being tied to a specific qdisc implementation. > > The flood protection drop reason is used by qdiscs implementing > probabilistic drop algorithms (like BLUE) that detect unresponsive > flows indicating potential DoS or flood attacks. CAKE uses this via > its Cobalt AQM component. > > Suggested-by: Toke H=C3=B8iland-J=C3=B8rgensen > Signed-off-by: Jesper Dangaard Brouer Reviewed-by: Toke H=C3=B8iland-J=C3=B8rgensen