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| author | David S. Miller <davem@davemloft.net> | 2014-01-06 23:37:45 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-01-06 23:37:45 +0100 |
| commit | 56a4342dfe3145cd66f766adccb28fd9b571606d (patch) | |
| tree | d1593764488ff8cbb0b83cb9ae35fd968bf81760 /net/sctp/outqueue.c | |
| parent | net_sched: act: action flushing missaccounting (diff) | |
| parent | bridge: use spin_lock_bh() in br_multicast_set_hash_max (diff) | |
| download | linux-56a4342dfe3145cd66f766adccb28fd9b571606d.tar.xz linux-56a4342dfe3145cd66f766adccb28fd9b571606d.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
net/ipv6/ip6_tunnel.c
net/ipv6/ip6_vti.c
ipv6 tunnel statistic bug fixes conflicting with consolidation into
generic sw per-cpu net stats.
qlogic conflict between queue counting bug fix and the addition
of multiple MAC address support.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sctp/outqueue.c')
| -rw-r--r-- | net/sctp/outqueue.c | 32 |
1 files changed, 7 insertions, 25 deletions
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c index 111516c3d34c..9c77947c0597 100644 --- a/net/sctp/outqueue.c +++ b/net/sctp/outqueue.c @@ -207,8 +207,6 @@ void sctp_outq_init(struct sctp_association *asoc, struct sctp_outq *q) INIT_LIST_HEAD(&q->retransmit); INIT_LIST_HEAD(&q->sacked); INIT_LIST_HEAD(&q->abandoned); - - q->empty = 1; } /* Free the outqueue structure and any related pending chunks. @@ -331,7 +329,6 @@ int sctp_outq_tail(struct sctp_outq *q, struct sctp_chunk *chunk) SCTP_INC_STATS(net, SCTP_MIB_OUTUNORDERCHUNKS); else SCTP_INC_STATS(net, SCTP_MIB_OUTORDERCHUNKS); - q->empty = 0; break; } } else { @@ -653,7 +650,6 @@ redo: if (chunk->fast_retransmit == SCTP_NEED_FRTX) chunk->fast_retransmit = SCTP_DONT_FRTX; - q->empty = 0; q->asoc->stats.rtxchunks++; break; } @@ -1064,8 +1060,6 @@ static int sctp_outq_flush(struct sctp_outq *q, int rtx_timeout) sctp_transport_reset_timers(transport); - q->empty = 0; - /* Only let one DATA chunk get bundled with a * COOKIE-ECHO chunk. */ @@ -1274,29 +1268,17 @@ int sctp_outq_sack(struct sctp_outq *q, struct sctp_chunk *chunk) "advertised peer ack point:0x%x\n", __func__, asoc, ctsn, asoc->adv_peer_ack_point); - /* See if all chunks are acked. - * Make sure the empty queue handler will get run later. - */ - q->empty = (list_empty(&q->out_chunk_list) && - list_empty(&q->retransmit)); - if (!q->empty) - goto finish; - - list_for_each_entry(transport, transport_list, transports) { - q->empty = q->empty && list_empty(&transport->transmitted); - if (!q->empty) - goto finish; - } - - pr_debug("%s: sack queue is empty\n", __func__); -finish: - return q->empty; + return sctp_outq_is_empty(q); } -/* Is the outqueue empty? */ +/* Is the outqueue empty? + * The queue is empty when we have not pending data, no in-flight data + * and nothing pending retransmissions. + */ int sctp_outq_is_empty(const struct sctp_outq *q) { - return q->empty; + return q->out_qlen == 0 && q->outstanding_bytes == 0 && + list_empty(&q->retransmit); } /******************************************************************** |