diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/plugins/memif/memif.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/src/plugins/memif/memif.c b/src/plugins/memif/memif.c index 2b25a82f5dd..b89665f9a29 100644 --- a/src/plugins/memif/memif.c +++ b/src/plugins/memif/memif.c @@ -248,6 +248,7 @@ memif_connect (memif_if_t * mif) u32 n_txqs = 0, n_threads = vlib_get_n_threads (); clib_error_t *err = NULL; u8 max_log2_ring_sz = 0; + int with_barrier = 0; memif_log_debug (mif, "connect %u", mif->dev_instance); @@ -278,6 +279,13 @@ memif_connect (memif_if_t * mif) template.read_function = memif_int_fd_read_ready; template.write_function = memif_int_fd_write_ready; + with_barrier = 1; + if (vlib_worker_thread_barrier_held ()) + with_barrier = 0; + + if (with_barrier) + vlib_worker_thread_barrier_sync (vm); + /* *INDENT-OFF* */ vec_foreach_index (i, mif->tx_queues) { @@ -359,13 +367,6 @@ memif_connect (memif_if_t * mif) if (1 << max_log2_ring_sz > vec_len (mm->per_thread_data[0].desc_data)) { memif_per_thread_data_t *ptd; - int with_barrier = 1; - - if (vlib_worker_thread_barrier_held ()) - with_barrier = 0; - - if (with_barrier) - vlib_worker_thread_barrier_sync (vm); vec_foreach (ptd, mm->per_thread_data) { @@ -376,9 +377,9 @@ memif_connect (memif_if_t * mif) vec_validate_aligned (ptd->desc_status, pow2_mask (max_log2_ring_sz), CLIB_CACHE_LINE_BYTES); } - if (with_barrier) - vlib_worker_thread_barrier_release (vm); } + if (with_barrier) + vlib_worker_thread_barrier_release (vm); mif->flags &= ~MEMIF_IF_FLAG_CONNECTING; mif->flags |= MEMIF_IF_FLAG_CONNECTED; @@ -388,6 +389,8 @@ memif_connect (memif_if_t * mif) return 0; error: + if (with_barrier) + vlib_worker_thread_barrier_release (vm); memif_log_err (mif, "%U", format_clib_error, err); return err; } |