From 993683150202254c6ba8dd43e087a7229edd5d4c Mon Sep 17 00:00:00 2001 From: Florin Coras Date: Thu, 2 Aug 2018 10:45:44 -0700 Subject: vcl: support for eventfd mq signaling - support eventfd based mq signaling. Based on configuration, vcl epoll/select can use either condvars or epoll on mq eventfds. - add vcl support for memfd segments - vpp explicitly registers cut-through segments with apps/vcl - if using eventfd, make ldp allow one call to libc_epoll_create. Needed for the message queue epfd - update svm_queue_t to allow blocking calls with eventfd signaling. Change-Id: I064151ac370bbe29bb16c968bf4e3659c8286bea Signed-off-by: Florin Coras --- src/vnet/session/session.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'src/vnet/session/session.c') diff --git a/src/vnet/session/session.c b/src/vnet/session/session.c index 56f885b2aca..6378fe8e299 100644 --- a/src/vnet/session/session.c +++ b/src/vnet/session/session.c @@ -1245,6 +1245,11 @@ session_vpp_event_queues_allocate (session_manager_main_t * smm) cfg->q_nitems = evt_q_length; cfg->ring_cfgs = rc; smm->vpp_event_queues[i] = svm_msg_q_alloc (cfg); + if (smm->evt_qs_use_memfd_seg) + { + if (svm_msg_q_alloc_consumer_eventfd (smm->vpp_event_queues[i])) + clib_warning ("eventfd returned"); + } } if (smm->evt_qs_use_memfd_seg) -- cgit 1.2.3-korg