Commit 860fbbc3 authored Apr 29, 2016 by Eric Dumazet Committed by David S. Miller May 02, 2016

sctp: prepare for socket backlog behavior change



sctp_inq_push() will soon be called without BH being blocked
when generic socket code flushes the socket backlog.

It is very possible SCTP can be converted to not rely on BH,
but this needs to be done by SCTP experts.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent e61da9e2

net/sctp/inqueue.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -89,10 +89,12 @@ void sctp_inq_push(struct sctp_inq q, struct sctp_chunk chunk)
		* Eventually, we should clean up inqueue to not rely
		* on the BH related data structures.
		*/
		local_bh_disable();
		list_add_tail(&chunk->list, &q->in_chunk_list);
		if (chunk->asoc)
		chunk->asoc->stats.ipackets++;
		q->immediate.func(&q->immediate);
		local_bh_enable();
		}

		/* Peek at the next chunk on the inqeue. */

Admin message