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authorKlement Sekera <ksekera@cisco.com>2020-06-08 11:28:53 +0000
committerOle Trøan <otroan@employees.org>2020-06-10 09:48:47 +0000
commitd6ba3ca2517a77f3177a29abae3642b2b686b26b (patch)
tree08a31b86a9495cb728f6fb7227ad04615db19a72 /src/plugins/nat/nat44_handoff.c
parentb660a0e5b23ff40462467304fea7d3b92bf70f4f (diff)
nat: optimize prefetching
Type: improvement Signed-off-by: Klement Sekera <ksekera@cisco.com> Change-Id: Iea1748e8e39d213fcb3f3b52379bd37a6dd6aa3d
Diffstat (limited to 'src/plugins/nat/nat44_handoff.c')
-rw-r--r--src/plugins/nat/nat44_handoff.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/src/plugins/nat/nat44_handoff.c b/src/plugins/nat/nat44_handoff.c
index 69b3b6083a7..69cdc42870f 100644
--- a/src/plugins/nat/nat44_handoff.c
+++ b/src/plugins/nat/nat44_handoff.c
@@ -108,14 +108,14 @@ nat44_worker_handoff_fn_inline (vlib_main_t * vm,
if (PREDICT_TRUE (n_left_from >= 8))
{
- vlib_prefetch_buffer_header (b[4], STORE);
- vlib_prefetch_buffer_header (b[5], STORE);
- vlib_prefetch_buffer_header (b[6], STORE);
- vlib_prefetch_buffer_header (b[7], STORE);
- CLIB_PREFETCH (&b[4]->data, CLIB_CACHE_LINE_BYTES, STORE);
- CLIB_PREFETCH (&b[5]->data, CLIB_CACHE_LINE_BYTES, STORE);
- CLIB_PREFETCH (&b[6]->data, CLIB_CACHE_LINE_BYTES, STORE);
- CLIB_PREFETCH (&b[7]->data, CLIB_CACHE_LINE_BYTES, STORE);
+ vlib_prefetch_buffer_header (b[4], LOAD);
+ vlib_prefetch_buffer_header (b[5], LOAD);
+ vlib_prefetch_buffer_header (b[6], LOAD);
+ vlib_prefetch_buffer_header (b[7], LOAD);
+ CLIB_PREFETCH (&b[4]->data, CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (&b[5]->data, CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (&b[6]->data, CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (&b[7]->data, CLIB_CACHE_LINE_BYTES, LOAD);
}
if (is_output)