diff options
| author |   Neale Ranns <neale@graphiant.com> | 2021-02-04 11:33:32 +0000 |
|---|---|---|
| committer | Neale Ranns <neale@graphiant.com> | 2021-02-04 11:33:32 +0000 |
| commit | 1a52d37fc50acd479274c29c2e92b05cf32c3a6d (patch) | |
| tree | 65552badb1eff7b5557e2e1a47f39553d42efada /src/vnet/ipsec/esp_encrypt.c | |
| parent | 38fae310843b7431136f40bfa8cf7c6bec59450f (diff) | |
ipsec: one thread index per-SA
Type: improvement
AN SA is uni-drectional therefore it can be used only for encrypt or
decrypt, not both. So it only needs one thread ID. free up some space on
the 1st cacheline.
Signed-off-by: Neale Ranns <neale@graphiant.com>
Change-Id: I21cb7cff70a763cbe2bffead860b574bc80b3136
Diffstat (limited to 'src/vnet/ipsec/esp_encrypt.c')
| -rw-r--r-- | src/vnet/ipsec/esp_encrypt.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/vnet/ipsec/esp_encrypt.c b/src/vnet/ipsec/esp_encrypt.c index 4f6976baaee..e5cf1581a69 100644 --- a/src/vnet/ipsec/esp_encrypt.c +++ b/src/vnet/ipsec/esp_encrypt.c @@ -669,16 +669,16 @@ esp_encrypt_inline (vlib_main_t *vm, vlib_node_runtime_t *node, } } - if (PREDICT_FALSE (~0 == sa0->encrypt_thread_index)) + if (PREDICT_FALSE (~0 == sa0->thread_index)) { /* this is the first packet to use this SA, claim the SA * for this thread. this could happen simultaneously on * another thread */ - clib_atomic_cmp_and_swap (&sa0->encrypt_thread_index, ~0, + clib_atomic_cmp_and_swap (&sa0->thread_index, ~0, ipsec_sa_assign_thread (thread_index)); } - if (PREDICT_FALSE (thread_index != sa0->encrypt_thread_index)) + if (PREDICT_FALSE (thread_index != sa0->thread_index)) { esp_set_next_index (is_async, from, nexts, from[b - bufs], &n_async_drop, handoff_next, next); |