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authorGeorgina Sheehan <georgina.sheehan@intel.com>2017-10-12 12:13:59 +0100
committerDamjan Marion <dmarion.lists@gmail.com>2017-10-14 09:10:59 +0000
commitabc914b7da7ec7da9c6e5f4738b14d984a2edcb1 (patch)
treeaac7a8d80cd5debbca8a44b48b3900336a70df4a
parent5e62e58e4e5a00b6aa4f1ae5b1709cd1091b4342 (diff)
plugins/dpdk: align memory to avoid potential segfault and false sharing
VPP-1025 Change-Id: I87bb8f38974a7be274c1b1d205f5513e7d068e48 Signed-off-by: Georgina <georgina.sheehan@intel.com>
-rw-r--r--src/plugins/dpdk/buffer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/plugins/dpdk/buffer.c b/src/plugins/dpdk/buffer.c
index e09d80194ed..02a11b83891 100644
--- a/src/plugins/dpdk/buffer.c
+++ b/src/plugins/dpdk/buffer.c
@@ -188,7 +188,7 @@ fill_free_list (vlib_main_t * vm,
/* Always allocate new buffers in reasonably large sized chunks. */
n = clib_max (n, fl->min_n_buffers_each_physmem_alloc);
- vec_validate (vm->mbuf_alloc_list, n - 1);
+ vec_validate_aligned (vm->mbuf_alloc_list, n - 1, CLIB_CACHE_LINE_BYTES);
if (rte_mempool_get_bulk (rmp, vm->mbuf_alloc_list, n) < 0)
return 0;