diff options
| author |   Florin Coras <fcoras@cisco.com> | 2021-06-16 14:46:57 -0700 |
|---|---|---|
| committer |   Dave Barach <openvpp@barachs.net> | 2021-06-16 23:23:50 +0000 |
| commit | 8eb8d50ecfd7507aae340cb05a0fb07a790e4303 (patch) | |
| tree | 5799f08d5472c6093fc54a33288a4ae4f1567d6f /src/vcl/vcl_private.c | |
| parent | cba215dad3101c6b03483c5c40f806903de8460d (diff) | |
vcl: fix fifo sharing
Type: fix
Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: Iec1fe8315a057214901250d5fb06d1c1e33dda46
Diffstat (limited to 'src/vcl/vcl_private.c')
| -rw-r--r-- | src/vcl/vcl_private.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/vcl/vcl_private.c b/src/vcl/vcl_private.c index 712c07049c6..95a45ffd099 100644 --- a/src/vcl/vcl_private.c +++ b/src/vcl/vcl_private.c @@ -569,6 +569,26 @@ vcl_segment_alloc_chunk (uword segment_handle, u32 slice_index, u32 size, return c; } +int +vcl_session_share_fifos (vcl_session_t *s, svm_fifo_t *rxf, svm_fifo_t *txf) +{ + vcl_worker_t *wrk = vcl_worker_get_current (); + fifo_segment_t *fs; + + clib_rwlock_reader_lock (&vcm->segment_table_lock); + + fs = fifo_segment_get_segment (&vcm->segment_main, rxf->segment_index); + s->rx_fifo = fifo_segment_duplicate_fifo (fs, rxf); + s->tx_fifo = fifo_segment_duplicate_fifo (fs, txf); + + clib_rwlock_reader_unlock (&vcm->segment_table_lock); + + svm_fifo_add_subscriber (s->rx_fifo, wrk->vpp_wrk_index); + svm_fifo_add_subscriber (s->tx_fifo, wrk->vpp_wrk_index); + + return 0; +} + /* * fd.io coding-style-patch-verification: ON * |