Messages in this thread | | | Date | Wed, 22 Jan 2014 16:20:36 +0100 | From | Hannes Frederic Sowa <> | Subject | Re: [PATCH 1/1] Per socket value for max datagram queue length |
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On Wed, Jan 22, 2014 at 07:11:20AM -0800, Dan Ballard wrote: > diff --git a/net/core/sock.c b/net/core/sock.c > index 5393b4b..1ff69d1 100644 > --- a/net/core/sock.c > +++ b/net/core/sock.c > @@ -915,6 +915,10 @@ set_rcvbuf: > sk->sk_max_pacing_rate); > break; > > + case SO_MAX_DGRAM_QLEN: > + sk->sk_max_ack_backlog = val; > + break; > +
Shouldn't the backlog be capped for unprivileged users to some configurable value? I even think that max_dgram_qlen should be the upper bound.
I guess it is not that serious as socket read accounting does account all packets which sit in the backlog queue.
Greetings,
Hannes
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