Messages in this thread Patch in this message | | | From | Albert Huang <> | Subject | [RFC v2 Optimizing veth xsk performance 7/9] sk_buff: add destructor_arg_xsk_pool for zero copy | Date | Mon, 7 Aug 2023 20:25:45 +0800 |
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this member is add for dummy dev to suppot zero copy
Signed-off-by: Albert Huang <huangjie.albert@bytedance.com> --- include/linux/skbuff.h | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 16a49ba534e4..db999056022e 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -592,6 +592,8 @@ struct skb_shared_info { /* Intermediate layers must ensure that destructor_arg * remains valid until skb destructor */ void * destructor_arg; + /* just for dummy device xsk zero copy */ + void *destructor_arg_xsk_pool; /* must be last field, see pskb_expand_head() */ skb_frag_t frags[MAX_SKB_FRAGS]; -- 2.20.1
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