diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/vnet/ipsec/esp_decrypt.c | 65 | ||||
| -rw-r--r-- | src/vnet/ipsec/esp_encrypt.c | 39 |
2 files changed, 50 insertions, 54 deletions
diff --git a/src/vnet/ipsec/esp_decrypt.c b/src/vnet/ipsec/esp_decrypt.c index c13657d0819..ec6d9811806 100644 --- a/src/vnet/ipsec/esp_decrypt.c +++ b/src/vnet/ipsec/esp_decrypt.c @@ -1024,7 +1024,7 @@ esp_decrypt_inline (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_buffer_t *bufs[VLIB_FRAME_SIZE], **b = bufs; vlib_buffer_t *sync_bufs[VLIB_FRAME_SIZE]; u16 sync_nexts[VLIB_FRAME_SIZE], *sync_next = sync_nexts, n_sync = 0; - u16 async_nexts[VLIB_FRAME_SIZE], *async_next = async_nexts, n_async = 0; + u16 async_nexts[VLIB_FRAME_SIZE], *async_next = async_nexts; u16 noop_nexts[VLIB_FRAME_SIZE], *noop_next = noop_nexts, n_noop = 0; u32 sync_bi[VLIB_FRAME_SIZE]; u32 noop_bi[VLIB_FRAME_SIZE]; @@ -1100,22 +1100,6 @@ esp_decrypt_inline (vlib_main_t *vm, vlib_node_runtime_t *node, is_async = im->async_mode | ipsec_sa_is_set_IS_ASYNC (sa0); } - if (is_async) - { - async_op = sa0->crypto_async_dec_op_id; - - /* get a frame for this op if we don't yet have one or it's full - */ - if (NULL == async_frames[async_op] || - vnet_crypto_async_frame_is_full (async_frames[async_op])) - { - async_frames[async_op] = - vnet_crypto_async_get_frame (vm, async_op); - /* Save the frame to the list we'll submit at the end */ - vec_add1 (ptd->async_frames, async_frames[async_op]); - } - } - if (PREDICT_FALSE (~0 == sa0->thread_index)) { /* this is the first packet to use this SA, claim the SA @@ -1186,6 +1170,18 @@ esp_decrypt_inline (vlib_main_t *vm, vlib_node_runtime_t *node, if (is_async) { + async_op = sa0->crypto_async_dec_op_id; + + /* get a frame for this op if we don't yet have one or it's full + */ + if (NULL == async_frames[async_op] || + vnet_crypto_async_frame_is_full (async_frames[async_op])) + { + async_frames[async_op] = + vnet_crypto_async_get_frame (vm, async_op); + /* Save the frame to the list we'll submit at the end */ + vec_add1 (ptd->async_frames, async_frames[async_op]); + } err = esp_decrypt_prepare_async_frame ( vm, node, ptd, async_frames[async_op], sa0, payload, len, @@ -1219,10 +1215,8 @@ esp_decrypt_inline (vlib_main_t *vm, vlib_node_runtime_t *node, pd2 += 1; } else - { - n_async++; - async_next++; - } + async_next++; + n_left -= 1; b += 1; } @@ -1232,21 +1226,24 @@ esp_decrypt_inline (vlib_main_t *vm, vlib_node_runtime_t *node, current_sa_index, current_sa_pkts, current_sa_bytes); - if (n_async) - { - /* submit all of the open frames */ - vnet_crypto_async_frame_t **async_frame; + /* submit or free all of the open frames */ + vnet_crypto_async_frame_t **async_frame; - vec_foreach (async_frame, ptd->async_frames) + vec_foreach (async_frame, ptd->async_frames) + { + /* free frame and move on if no ops were successfully added */ + if (PREDICT_FALSE (!(*async_frame)->n_elts)) { - if (vnet_crypto_async_submit_open_frame (vm, *async_frame) < 0) - { - n_noop += esp_async_recycle_failed_submit ( - vm, *async_frame, node, ESP_DECRYPT_ERROR_CRYPTO_ENGINE_ERROR, - n_sync, noop_bi, noop_nexts, ESP_DECRYPT_NEXT_DROP); - vnet_crypto_async_reset_frame (*async_frame); - vnet_crypto_async_free_frame (vm, *async_frame); - } + vnet_crypto_async_free_frame (vm, *async_frame); + continue; + } + if (vnet_crypto_async_submit_open_frame (vm, *async_frame) < 0) + { + n_noop += esp_async_recycle_failed_submit ( + vm, *async_frame, node, ESP_DECRYPT_ERROR_CRYPTO_ENGINE_ERROR, + n_sync, noop_bi, noop_nexts, ESP_DECRYPT_NEXT_DROP); + vnet_crypto_async_reset_frame (*async_frame); + vnet_crypto_async_free_frame (vm, *async_frame); } } diff --git a/src/vnet/ipsec/esp_encrypt.c b/src/vnet/ipsec/esp_encrypt.c index 214cf674c75..30c2bf9a8ac 100644 --- a/src/vnet/ipsec/esp_encrypt.c +++ b/src/vnet/ipsec/esp_encrypt.c @@ -665,22 +665,6 @@ esp_encrypt_inline (vlib_main_t *vm, vlib_node_runtime_t *node, is_async = im->async_mode | ipsec_sa_is_set_IS_ASYNC (sa0); } - if (is_async) - { - async_op = sa0->crypto_async_enc_op_id; - - /* get a frame for this op if we don't yet have one or it's full - */ - if (NULL == async_frames[async_op] || - vnet_crypto_async_frame_is_full (async_frames[async_op])) - { - async_frames[async_op] = - vnet_crypto_async_get_frame (vm, async_op); - /* Save the frame to the list we'll submit at the end */ - vec_add1 (ptd->async_frames, async_frames[async_op]); - } - } - if (PREDICT_FALSE (~0 == sa0->thread_index)) { /* this is the first packet to use this SA, claim the SA @@ -951,10 +935,25 @@ esp_encrypt_inline (vlib_main_t *vm, vlib_node_runtime_t *node, esp->seq = clib_net_to_host_u32 (sa0->seq); if (is_async) - esp_prepare_async_frame (vm, ptd, async_frames[async_op], sa0, b[0], - esp, payload, payload_len, iv_sz, icv_sz, - from[b - bufs], sync_next[0], hdr_len, - async_next_node, lb); + { + async_op = sa0->crypto_async_enc_op_id; + + /* get a frame for this op if we don't yet have one or it's full + */ + if (NULL == async_frames[async_op] || + vnet_crypto_async_frame_is_full (async_frames[async_op])) + { + async_frames[async_op] = + vnet_crypto_async_get_frame (vm, async_op); + /* Save the frame to the list we'll submit at the end */ + vec_add1 (ptd->async_frames, async_frames[async_op]); + } + + esp_prepare_async_frame (vm, ptd, async_frames[async_op], sa0, b[0], + esp, payload, payload_len, iv_sz, icv_sz, + from[b - bufs], sync_next[0], hdr_len, + async_next_node, lb); + } else esp_prepare_sync_op (vm, ptd, crypto_ops, integ_ops, sa0, payload, payload_len, iv_sz, icv_sz, n_sync, b, lb, |