devlink: add reserved fields to devlink_*_ops

JIRA: https://issues.redhat.com/browse/RHEL-111906
Upstream Status: RHEL-only

Structures devlink_*_ops are protected by kABI,
add reserved fields to them to make them extensible.

Signed-off-by: Petr Oros <[email protected]>

Author: orosp

include/net/devlink.h

@@ -216,6 +216,9 @@ struct devlink_linecard_ops {
 	void (*types_get)(struct devlink_linecard *linecard,
 			  void *priv, unsigned int index, const char **type,
 			  const void **type_priv);
+
+        RH_KABI_RESERVE(1)
+        RH_KABI_RESERVE(2)
 };
 
 struct devlink_sb_pool_info {
@@ -393,6 +396,9 @@ struct devlink_dpipe_table_ops {
 			    struct devlink_dpipe_dump_ctx *dump_ctx);
 	int (*counters_set_update)(void *priv, bool enable);
 	u64 (*size_get)(void *priv);
+
+        RH_KABI_RESERVE(1)
+        RH_KABI_RESERVE(2)
 };
 
 /**
@@ -510,6 +516,9 @@ struct devlink_param {
 	int (*validate)(struct devlink *devlink, u32 id,
 			union devlink_param_value val,
 			struct netlink_ext_ack *extack);
+
+        RH_KABI_RESERVE(1)
+        RH_KABI_RESERVE(2)
 };
 
 struct devlink_param_item {
@@ -712,6 +721,9 @@ struct devlink_region_ops {
 		    struct netlink_ext_ack *extack,
 		    u64 offset, u32 size, u8 *data);
 	void *priv;
+
+        RH_KABI_RESERVE(1)
+        RH_KABI_RESERVE(2)
 };
 
 /**
@@ -740,6 +752,9 @@ struct devlink_port_region_ops {
 		    struct netlink_ext_ack *extack,
 		    u64 offset, u32 size, u8 *data);
 	void *priv;
+
+        RH_KABI_RESERVE(1)
+        RH_KABI_RESERVE(2)
 };
 
 struct devlink_fmsg;
@@ -773,6 +788,9 @@ struct devlink_health_reporter_ops {
 			struct netlink_ext_ack *extack);
 	int (*test)(struct devlink_health_reporter *reporter,
 		    struct netlink_ext_ack *extack);
+
+        RH_KABI_RESERVE(1)
+        RH_KABI_RESERVE(2)
 };
 
 /**
@@ -1720,6 +1738,15 @@ struct devlink_port_ops {
 	int (*port_fn_max_io_eqs_set)(struct devlink_port *devlink_port,
 				      u32 max_eqs,
 				      struct netlink_ext_ack *extack);
+
+        RH_KABI_RESERVE(1)
+        RH_KABI_RESERVE(2)
+        RH_KABI_RESERVE(3)
+        RH_KABI_RESERVE(4)
+        RH_KABI_RESERVE(5)
+        RH_KABI_RESERVE(6)
+        RH_KABI_RESERVE(7)
+        RH_KABI_RESERVE(8)
 };
 
 void devlink_port_init(struct devlink *devlink,