From 976c2696b71da376d42e63ca3802eb2aafc164eb Mon Sep 17 00:00:00 2001 From: Akihiko Odaki Date: Fri, 21 Mar 2025 15:48:32 +0900 Subject: [PATCH] virtio_net: Split struct virtio_net_rss_config struct virtio_net_rss_config was less useful in actual code because of a flexible array placed in the middle. Add new structures that split it into two to avoid having a flexible array in the middle. Suggested-by: Jason Wang Signed-off-by: Akihiko Odaki Acked-by: Jason Wang Reviewed-by: Xuan Zhuo Acked-by: Michael S. Tsirkin Tested-by: Lei Yang Link: https://patch.msgid.link/20250321-virtio-v2-1-33afb8f4640b@daynix.com Signed-off-by: Jakub Kicinski --- include/uapi/linux/virtio_net.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/include/uapi/linux/virtio_net.h b/include/uapi/linux/virtio_net.h index ac9174717ef13..963540deae66a 100644 --- a/include/uapi/linux/virtio_net.h +++ b/include/uapi/linux/virtio_net.h @@ -327,6 +327,19 @@ struct virtio_net_rss_config { __u8 hash_key_data[/* hash_key_length */]; }; +struct virtio_net_rss_config_hdr { + __le32 hash_types; + __le16 indirection_table_mask; + __le16 unclassified_queue; + __le16 indirection_table[/* 1 + indirection_table_mask */]; +}; + +struct virtio_net_rss_config_trailer { + __le16 max_tx_vq; + __u8 hash_key_length; + __u8 hash_key_data[/* hash_key_length */]; +}; + #define VIRTIO_NET_CTRL_MQ_RSS_CONFIG 1 /*