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Date: Fri, 4 Mar 2022 13:19:49 +0800 From: Menglong Dong <menglong8.dong@...il.com> To: Jakub Kicinski <kuba@...nel.org> Cc: David Ahern <dsahern@...nel.org>, Steven Rostedt <rostedt@...dmis.org>, Ingo Molnar <mingo@...hat.com>, David Miller <davem@...emloft.net>, Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, Jesper Dangaard Brouer <hawk@...nel.org>, John Fastabend <john.fastabend@...il.com>, Menglong Dong <imagedong@...cent.com>, Eric Dumazet <edumazet@...gle.com>, Talal Ahmad <talalahmad@...gle.com>, Kees Cook <keescook@...omium.org>, Ilias Apalodimas <ilias.apalodimas@...aro.org>, Alexander Lobakin <alobakin@...me>, flyingpeng@...cent.com, Mengen Sun <mengensun@...cent.com>, Antoine Tenart <atenart@...nel.org>, Sebastian Andrzej Siewior <bigeasy@...utronix.de>, Kumar Kartikeya Dwivedi <memxor@...il.com>, Arnd Bergmann <arnd@...db.de>, Paolo Abeni <pabeni@...hat.com>, Willem de Bruijn <willemb@...gle.com>, Vasily Averin <vvs@...tuozzo.com>, Cong Wang <cong.wang@...edance.com>, LKML <linux-kernel@...r.kernel.org>, netdev <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org> Subject: Re: [PATCH net-next 1/7] net: dev: use kfree_skb_reason() for sch_handle_egress() On Fri, Mar 4, 2022 at 1:05 PM Jakub Kicinski <kuba@...nel.org> wrote: > > On Fri, 4 Mar 2022 12:56:40 +0800 Menglong Dong wrote: > > You are right, I think I misunderstanded the concept of qdisc and tc before. > > and seems all 'QDISC' here should be 'TC'? which means: > > > > QDISC_EGRESS -> TC_EGRESS > > QDISC_DROP -> TC_DROP > > For this one QDISC is good, I think, it will mostly catch packets > which went thru qdisc_drop(), right? > Yeah, you are right. > > QDISC_INGRESS -> TC_INGRESS
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