在 2024/4/13 上午10:26, Jakub Kicinski 写道:
On Thu, 11 Apr 2024 22:12:29 +0800 Heng Qi wrote:+#include <linux/dim.h> #include <net/net_trackers.h> #include <net/net_debug.h> #include <net/dropreason-core.h> @@ -1649,6 +1650,9 @@ struct net_device_ops { * @IFF_SEE_ALL_HWTSTAMP_REQUESTS: device wants to see calls to * ndo_hwtstamp_set() for all timestamp requests regardless of source, * even if those aren't HWTSTAMP_SOURCE_NETDEV. + * @IFF_PROFILE_USEC: device supports adjusting the DIM profile's usec field + * @IFF_PROFILE_PKTS: device supports adjusting the DIM profile's pkts field + * @IFF_PROFILE_COMPS: device supports adjusting the DIM profile's comps field */ enum netdev_priv_flags { IFF_802_1Q_VLAN = 1<<0, @@ -1685,6 +1689,9 @@ enum netdev_priv_flags { IFF_TX_SKB_NO_LINEAR = BIT_ULL(31), IFF_CHANGE_PROTO_DOWN = BIT_ULL(32), IFF_SEE_ALL_HWTSTAMP_REQUESTS = BIT_ULL(33), + IFF_PROFILE_USEC = BIT_ULL(34), + IFF_PROFILE_PKTS = BIT_ULL(35), + IFF_PROFILE_COMPS = BIT_ULL(36), };#define IFF_802_1Q_VLAN IFF_802_1Q_VLAN@@ -2400,6 +2407,14 @@ struct net_device { /** @page_pools: page pools created for this netdevice */ struct hlist_head page_pools; #endif + +#if IS_ENABLED(CONFIG_DIMLIB) + /* DIM profile lists for different dim cq modes */ + struct dim_cq_moder *rx_eqe_profile; + struct dim_cq_moder *rx_cqe_profile; + struct dim_cq_moder *tx_eqe_profile; + struct dim_cq_moder *tx_cqe_profile; +#endifjust one pointer to a new wrapper struct, put the pointers and a flag field in there. netdevice.h is included by thousands of files, please use a forward declaration for the type and avoid including dim.h
I will update this. Thanks for the constructive comments!
