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vcl: support for eventfd mq signaling
[vpp.git]
/
src
/
vnet
/
session
/
segment_manager.c
diff --git
a/src/vnet/session/segment_manager.c
b/src/vnet/session/segment_manager.c
index
c7d2482
..
6f149ad
100644
(file)
--- a/
src/vnet/session/segment_manager.c
+++ b/
src/vnet/session/segment_manager.c
@@
-88,7
+88,7
@@
segment_manager_del_segment (segment_manager_t * sm,
/**
* Removes segment after acquiring writer lock
*/
/**
* Removes segment after acquiring writer lock
*/
-
always_
inline void
+
static
inline void
segment_manager_lock_and_del_segment (segment_manager_t * sm, u32 fs_index)
{
svm_fifo_segment_private_t *fs;
segment_manager_lock_and_del_segment (segment_manager_t * sm, u32 fs_index)
{
svm_fifo_segment_private_t *fs;
@@
-290,8
+290,7
@@
segment_manager_init (segment_manager_t * sm, u32 first_seg_size,
segment = segment_manager_get_segment (sm, seg_index);
if (i == 0)
segment = segment_manager_get_segment (sm, seg_index);
if (i == 0)
- sm->event_queue = segment_manager_alloc_queue (segment,
- props->evt_q_size);
+ sm->event_queue = segment_manager_alloc_queue (segment, props);
svm_fifo_segment_preallocate_fifo_pairs (segment,
props->rx_fifo_size,
svm_fifo_segment_preallocate_fifo_pairs (segment,
props->rx_fifo_size,
@@
-311,8
+310,7
@@
segment_manager_init (segment_manager_t * sm, u32 first_seg_size,
return seg_index;
}
segment = segment_manager_get_segment (sm, seg_index);
return seg_index;
}
segment = segment_manager_get_segment (sm, seg_index);
- sm->event_queue = segment_manager_alloc_queue (segment,
- props->evt_q_size);
+ sm->event_queue = segment_manager_alloc_queue (segment, props);
}
return 0;
}
return 0;
@@
-623,7
+621,7
@@
segment_manager_evt_q_expected_size (u32 q_len)
*/
svm_msg_q_t *
segment_manager_alloc_queue (svm_fifo_segment_private_t * segment,
*/
svm_msg_q_t *
segment_manager_alloc_queue (svm_fifo_segment_private_t * segment,
-
u32 queue_size
)
+
segment_manager_properties_t * props
)
{
u32 fifo_evt_size, session_evt_size = 256, notif_q_size;
svm_msg_q_cfg_t _cfg, *cfg = &_cfg;
{
u32 fifo_evt_size, session_evt_size = 256, notif_q_size;
svm_msg_q_cfg_t _cfg, *cfg = &_cfg;
@@
-631,21
+629,27
@@
segment_manager_alloc_queue (svm_fifo_segment_private_t * segment,
void *oldheap;
fifo_evt_size = sizeof (session_event_t);
void *oldheap;
fifo_evt_size = sizeof (session_event_t);
- notif_q_size = clib_max (16,
queue
_size >> 4);
+ notif_q_size = clib_max (16,
props->evt_q
_size >> 4);
/* *INDENT-OFF* */
svm_msg_q_ring_cfg_t rc[SESSION_MQ_N_RINGS] = {
/* *INDENT-OFF* */
svm_msg_q_ring_cfg_t rc[SESSION_MQ_N_RINGS] = {
- {
queue
_size, fifo_evt_size, 0},
+ {
props->evt_q
_size, fifo_evt_size, 0},
{notif_q_size, session_evt_size, 0}
};
/* *INDENT-ON* */
cfg->consumer_pid = 0;
cfg->n_rings = 2;
{notif_q_size, session_evt_size, 0}
};
/* *INDENT-ON* */
cfg->consumer_pid = 0;
cfg->n_rings = 2;
- cfg->q_nitems =
queue
_size;
+ cfg->q_nitems =
props->evt_q
_size;
cfg->ring_cfgs = rc;
oldheap = ssvm_push_heap (segment->ssvm.sh);
q = svm_msg_q_alloc (cfg);
ssvm_pop_heap (oldheap);
cfg->ring_cfgs = rc;
oldheap = ssvm_push_heap (segment->ssvm.sh);
q = svm_msg_q_alloc (cfg);
ssvm_pop_heap (oldheap);
+
+ if (props->use_mq_eventfd)
+ {
+ if (svm_msg_q_alloc_producer_eventfd (q))
+ clib_warning ("failed to alloc eventfd");
+ }
return q;
}
return q;
}