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-rw-r--r--src/vcl/vppcom.c20
1 files changed, 18 insertions, 2 deletions
diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index 1791b1be7f8..6bdeb5a0db2 100644
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -1054,7 +1054,15 @@ vcl_handle_mq_event (vcl_worker_t * wrk, session_event_t * e)
break;
if (s->session_state == VCL_STATE_CLOSED)
break;
- if (vcl_session_has_attr (s, VCL_SESS_ATTR_NONBLOCK))
+ /* We do not postpone for blocking sessions or listen sessions because:
+ * 1. Blocking sessions are not part of epoll instead they're used in a
+ * synchronous manner, such as read/write and etc.
+ * 2. Listen sessions that have not yet been accepted can't change to
+ * VPP_CLOSING state instead can been marked as ACCEPTED_F_CLOSED.
+ */
+ if (vcl_session_has_attr (s, VCL_SESS_ATTR_NONBLOCK) &&
+ !(s->session_state == VCL_STATE_LISTEN ||
+ s->session_state == VCL_STATE_LISTEN_NO_MQ))
{
s->session_state = VCL_STATE_VPP_CLOSING;
s->flags |= VCL_SESSION_F_PENDING_DISCONNECT;
@@ -1075,7 +1083,15 @@ vcl_handle_mq_event (vcl_worker_t * wrk, session_event_t * e)
break;
if (s->session_state == VCL_STATE_CLOSED)
break;
- if (vcl_session_has_attr (s, VCL_SESS_ATTR_NONBLOCK))
+ /* We do not postpone for blocking sessions or listen sessions because:
+ * 1. Blocking sessions are not part of epoll instead they're used in a
+ * synchronous manner, such as read/write and etc.
+ * 2. Listen sessions that have not yet been accepted can't change to
+ * DISCONNECT state instead can been marked as ACCEPTED_F_RESET.
+ */
+ if (vcl_session_has_attr (s, VCL_SESS_ATTR_NONBLOCK) &&
+ !(s->session_state == VCL_STATE_LISTEN ||
+ s->session_state == VCL_STATE_LISTEN_NO_MQ))
{
s->flags |= VCL_SESSION_F_PENDING_DISCONNECT;
s->session_state = VCL_STATE_DISCONNECT;