From: David Howells <dhowells@redhat.com>
To: Zihan Xi <zihanx@nebusec.ai>
Cc: dhowells@redhat.com, netdev@vger.kernel.org,
Marc Dionne <marc.dionne@auristor.com>,
"David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Simon Horman <horms@kernel.org>,
linux-afs@lists.infradead.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org
Subject: Re: [PATCH net v3 1/1] rxrpc: fix encap_rcv skb accounting exhaustion
Date: Tue, 08 Sep 2026 09:25:07 +0100 [thread overview]
Message-ID: <1502561.1788855907@warthog.procyon.org.uk> (raw)
In-Reply-To: <a2bd6f3ed29919a7328363b548299ae583f052b0.1788539302.git.zihanx@nebusec.ai>
Zihan Xi <zihanx@nebusec.ai> wrote:
> Reaccount encapsulated packets against the UDP socket before queueing
> them on the RxRPC local queue and drop packets once the socket rcvbuf
> limit is reached.
This seems reasonable. I do really need to add separate accounting for
buffered incoming DATA packets and for all other incoming packets (especially
ACKs), but I think that can be done after the skb_orphan() point you add.
> Clear sk_user_data under RCU protection and release the socket only after
> the local queues are purged.
Is this actually a fix for a separate issue?
Anyway:
Acked-by: David Howells <dhowells@redhat.com>
next prev parent reply other threads:[~2026-09-08 8:25 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-05 8:17 [PATCH net v3 0/1] rxrpc: fix encap_rcv skb accounting exhaustion Zihan Xi
2026-09-05 8:17 ` [PATCH net v3 1/1] " Zihan Xi
2026-09-08 8:25 ` David Howells [this message]
2026-09-08 9:12 ` zihan xi
2026-09-08 12:17 ` Simon Horman
2026-09-09 4:58 ` zihan xi
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