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authorFlorin Coras <fcoras@cisco.com>2023-05-29 16:19:38 -0700
committerDave Barach <vpp@barachs.net>2023-06-02 16:19:33 +0000
commit607eb203b1e954ac3f7ed82bd7bde3cf3aad60cf (patch)
tree93c847e971bb3b3c7f9d5e68c050d5d3fede13ee /src/vcl/vppcom.c
parent645ac119e8f2602454050f5da6cafc4a22def7ff (diff)
vcl: refactor want deq ntf checks for null fifos
Type: refactor Signed-off-by: Florin Coras <fcoras@cisco.com> Change-Id: I5d0445ca381f1a4943bb2fe454433b3454043b56
Diffstat (limited to 'src/vcl/vppcom.c')
-rw-r--r--src/vcl/vppcom.c41
1 files changed, 12 insertions, 29 deletions
diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index ecbbf7a7d5f..9e7af0a3a50 100644
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -2421,12 +2421,8 @@ vcl_select_handle_mq_event (vcl_worker_t * wrk, session_event_t * e,
clib_bitmap_set_no_check ((uword *) write_map, sid, 1);
*bits_set += 1;
s = vcl_session_get (wrk, sid);
- if (!s->tx_fifo)
- break;
/* We didn't have a fifo when the event was added */
- svm_fifo_add_want_deq_ntf (
- (vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo),
- SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
+ vcl_session_add_want_deq_ntf (s, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
break;
case SESSION_CTRL_EVT_DISCONNECTED:
disconnected_msg = (session_disconnected_msg_t *) e->data;
@@ -2636,10 +2632,9 @@ vppcom_select (int n_bits, vcl_si_set * read_map, vcl_si_set * write_map,
clib_bitmap_set_no_check ((uword *) write_map, sid, 1);
bits_set++;
}
- else if (s->tx_fifo)
+ else
{
- svm_fifo_t *txf = vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo;
- svm_fifo_add_want_deq_ntf (txf, SVM_FIFO_WANT_DEQ_NOTIF);
+ vcl_session_add_want_deq_ntf (s, SVM_FIFO_WANT_DEQ_NOTIF);
}
}
@@ -2801,7 +2796,6 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle,
int rv = VPPCOM_OK, add_evt = 0;
vcl_session_t *vep_session;
vcl_session_t *s;
- svm_fifo_t *txf;
if (vep_handle == session_handle)
{
@@ -2874,9 +2868,8 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle,
s->flags |= VCL_SESSION_F_IS_VEP_SESSION;
vep_session->vep.next_sh = session_handle;
- txf = vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo;
- if (txf && (event->events & EPOLLOUT))
- svm_fifo_add_want_deq_ntf (txf, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
+ if (event->events & EPOLLOUT)
+ vcl_session_add_want_deq_ntf (s, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
/* Generate EPOLLOUT if tx fifo not full */
if ((event->events & EPOLLOUT) && (vcl_session_write_ready (s) > 0))
@@ -2929,14 +2922,10 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle,
goto done;
}
- txf = vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo;
- if (txf)
- {
- if (event->events & EPOLLOUT)
- svm_fifo_add_want_deq_ntf (txf, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
- else
- svm_fifo_del_want_deq_ntf (txf, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
- }
+ if (event->events & EPOLLOUT)
+ vcl_session_add_want_deq_ntf (s, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
+ else
+ vcl_session_del_want_deq_ntf (s, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
/* Generate EPOLLOUT if session write ready nd event was not on */
if ((event->events & EPOLLOUT) && !(s->vep.ev.events & EPOLLOUT) &&
@@ -3014,11 +3003,7 @@ vppcom_epoll_ctl (uint32_t vep_handle, int op, uint32_t session_handle,
s->flags &= ~VCL_SESSION_F_IS_VEP_SESSION;
if (vcl_session_is_open (s))
- {
- txf = vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo;
- if (txf)
- svm_fifo_del_want_deq_ntf (txf, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
- }
+ vcl_session_del_want_deq_ntf (s, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
VDBG (1, "EPOLL_CTL_DEL: vep_idx %u, sh %u!", vep_handle,
session_handle);
@@ -3108,12 +3093,10 @@ vcl_epoll_wait_handle_mq_event (vcl_worker_t * wrk, session_event_t * e,
break;
session_events = s->vep.ev.events;
/* Generate EPOLLOUT because there's no connected event */
- if (!(EPOLLOUT & session_events) || !s->tx_fifo)
+ if (!(EPOLLOUT & session_events))
break;
/* We didn't have a fifo when the event was added */
- svm_fifo_add_want_deq_ntf (
- (vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo),
- SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
+ vcl_session_add_want_deq_ntf (s, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
add_event = 1;
events[*num_ev].events = EPOLLOUT;
session_evt_data = s->vep.ev.data.u64;