#include <linux/semaphore.h>
#include <linux/types.h>
#include <linux/kref.h>
+#include <net/genetlink.h>
+#include <uapi/linux/lnet/lnet-nl.h>
#include <uapi/linux/lnet/lnet-dlc.h>
#include <uapi/linux/lnet/lnetctl.h>
#include <uapi/linux/lnet/nidstr.h>
/* cpt to lock */
int rspt_cpt;
/* nid of next hop */
- lnet_nid_t rspt_next_hop_nid;
+ struct lnet_nid rspt_next_hop_nid;
/* deadline of the REPLY/ACK */
ktime_t rspt_deadline;
/* parent MD */
enum lnet_msg_hstatus msg_health_status;
/* This is a recovery message */
bool msg_recovery;
+ /* force an RDMA even if the message size is < 4K */
+ bool msg_rdma_force;
/* the number of times a transmission has been retried */
int msg_retry_count;
/* flag to indicate that we do not want to resend this message */
char *nf_name;
char *nf_modname;
void (*nf_addr2str)(u32 addr, char *str, size_t size);
+ void (*nf_addr2str_size)(const __be32 *addr, size_t asize,
+ char *str, size_t size);
int (*nf_str2addr)(const char *str, int nob, u32 *addr);
+ int (*nf_str2addr_size)(const char *str, int nob,
+ __be32 *addr, size_t *asize);
int (*nf_parse_addrlist)(char *str, int len,
struct list_head *list);
int (*nf_print_addrlist)(char *buffer, int count,
/* accept a new connection */
int (*lnd_accept)(struct lnet_ni *ni, struct socket *sock);
+
+ /* get dma_dev priority */
+ unsigned int (*lnd_get_dev_prio)(struct lnet_ni *ni,
+ unsigned int dev_idx);
};
struct lnet_tx_queue {
__u32 *ni_cpts;
/* interface's NID */
- lnet_nid_t ni_nid;
+ struct lnet_nid ni_nid;
/* instance-specific data */
void *ni_data;
/* network peer is on */
struct lnet_net *lpni_net;
/* peer's NID */
- lnet_nid_t lpni_nid;
+ struct lnet_nid lpni_nid;
/* # refs */
struct kref lpni_kref;
/* health value for the peer */
struct list_head lp_rtr_list;
/* primary NID of the peer */
- lnet_nid_t lp_primary_nid;
+ struct lnet_nid lp_primary_nid;
/* source NID to use during discovery */
- lnet_nid_t lp_disc_src_nid;
+ struct lnet_nid lp_disc_src_nid;
+ /* destination NID to use during discovery */
+ struct lnet_nid lp_disc_dst_nid;
/* net to perform discovery on */
__u32 lp_disc_net_id;
#define LNET_PEER_MARK_DELETION BIT(18)
/* lnet_peer_del()/lnet_peer_del_locked() has been called on the peer */
#define LNET_PEER_MARK_DELETED BIT(19)
+/* lock primary NID to what's requested by ULP */
+#define LNET_PEER_LOCK_PRIMARY BIT(20)
+/* this is for informational purposes only. It is set if a peer gets
+ * configured from Lustre with a primary NID which belongs to another peer
+ * which is also configured by Lustre as the primary NID.
+ */
+#define LNET_PEER_BAD_CONFIG BIT(21)
struct lnet_peer_net {
/* chain on lp_peer_nets */
/* peer net health */
int lpn_healthv;
- /* time of last router net check attempt */
- time64_t lpn_rtrcheck_timestamp;
+ /* time of next router ping on this net */
+ time64_t lpn_next_ping;
/* selection sequence number */
__u32 lpn_seq;
struct list_head lr_list; /* chain on net */
struct list_head lr_gwlist; /* chain on gateway */
struct lnet_peer *lr_gateway; /* router node */
- lnet_nid_t lr_nid; /* NID used to add route */
+ struct lnet_nid lr_nid; /* NID used to add route */
__u32 lr_net; /* remote network number */
__u32 lr_lnet; /* local network number */
int lr_seq; /* sequence for round-robin */
struct list_head ln_udsp_list;
};
+static const struct nla_policy scalar_attr_policy[LN_SCALAR_CNT + 1] = {
+ [LN_SCALAR_ATTR_LIST] = { .type = NLA_NESTED },
+ [LN_SCALAR_ATTR_LIST_SIZE] = { .type = NLA_U16 },
+ [LN_SCALAR_ATTR_INDEX] = { .type = NLA_U16 },
+ [LN_SCALAR_ATTR_NLA_TYPE] = { .type = NLA_U16 },
+ [LN_SCALAR_ATTR_VALUE] = { .type = NLA_STRING },
+ [LN_SCALAR_ATTR_KEY_FORMAT] = { .type = NLA_U16 },
+};
+
+int lnet_genl_send_scalar_list(struct sk_buff *msg, u32 portid, u32 seq,
+ const struct genl_family *family, int flags,
+ u8 cmd, const struct ln_key_list *data[]);
+
+/* Special workaround for pre-4.19 kernels to send error messages
+ * from dumpit routines. Newer kernels will send message with
+ * NL_SET_ERR_MSG information by default if NETLINK_EXT_ACK is set.
+ */
+static inline int lnet_nl_send_error(struct sk_buff *msg, int portid, int seq,
+ int error)
+{
+#ifndef HAVE_NL_DUMP_WITH_EXT_ACK
+ struct nlmsghdr *nlh;
+
+ if (!error)
+ return 0;
+
+ nlh = nlmsg_put(msg, portid, seq, NLMSG_ERROR, sizeof(error), 0);
+ if (!nlh)
+ return -ENOMEM;
+#ifdef HAVE_NL_PARSE_WITH_EXT_ACK
+ netlink_ack(msg, nlh, error, NULL);
+#else
+ netlink_ack(msg, nlh, error);
+#endif
+ return nlmsg_len(nlh);
+#else
+ return error;
+#endif
+}
+
#endif