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-rw-r--r--include/linux/nfs_fs.h5
-rw-r--r--include/linux/nfs_fs_sb.h1
-rw-r--r--include/linux/sunrpc/clnt.h5
-rw-r--r--include/linux/sunrpc/svc.h3
-rw-r--r--include/linux/sunrpc/svcauth.h4
-rw-r--r--include/linux/sunrpc/xprt.h1
-rw-r--r--include/linux/sunrpc/xprtmultipath.h1
-rw-r--r--include/trace/events/rpcrdma.h74
-rw-r--r--include/trace/events/sunrpc.h60
9 files changed, 97 insertions, 57 deletions
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index ce6474594872..b9a8b925db43 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -41,6 +41,11 @@
#include <linux/mempool.h>
/*
+ * These are the default for number of transports to different server IPs
+ */
+#define NFS_MAX_TRANSPORTS 16
+
+/*
* These are the default flags for swap requests
*/
#define NFS_RPC_SWAPFLAGS (RPC_TASK_SWAPPER|RPC_TASK_ROOTCREDS)
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index d71a0e90faeb..2a9acbfe00f0 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -62,6 +62,7 @@ struct nfs_client {
u32 cl_minorversion;/* NFSv4 minorversion */
unsigned int cl_nconnect; /* Number of connections */
+ unsigned int cl_max_connect; /* max number of xprts allowed */
const char * cl_principal; /* used for machine cred */
#if IS_ENABLED(CONFIG_NFS_V4)
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index 8b5d5c97553e..a4661646adc9 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -14,6 +14,7 @@
#include <linux/socket.h>
#include <linux/in.h>
#include <linux/in6.h>
+#include <linux/refcount.h>
#include <linux/sunrpc/msg_prot.h>
#include <linux/sunrpc/sched.h>
@@ -35,7 +36,7 @@ struct rpc_sysfs_client;
* The high-level client handle
*/
struct rpc_clnt {
- atomic_t cl_count; /* Number of references */
+ refcount_t cl_count; /* Number of references */
unsigned int cl_clid; /* client id */
struct list_head cl_clients; /* Global list of clients */
struct list_head cl_tasks; /* List of tasks */
@@ -81,6 +82,7 @@ struct rpc_clnt {
struct work_struct cl_work;
};
const struct cred *cl_cred;
+ unsigned int cl_max_connect; /* max number of transports not to the same IP */
};
/*
@@ -135,6 +137,7 @@ struct rpc_create_args {
char *client_name;
struct svc_xprt *bc_xprt; /* NFSv4.1 backchannel */
const struct cred *cred;
+ unsigned int max_connect;
};
struct rpc_add_xprt_test {
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index f0f846fa396e..064c96157d1f 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -277,13 +277,13 @@ struct svc_rqst {
#define RQ_VICTIM (5) /* about to be shut down */
#define RQ_BUSY (6) /* request is busy */
#define RQ_DATA (7) /* request has data */
-#define RQ_AUTHERR (8) /* Request status is auth error */
unsigned long rq_flags; /* flags field */
ktime_t rq_qtime; /* enqueue time */
void * rq_argp; /* decoded arguments */
void * rq_resp; /* xdr'd results */
void * rq_auth_data; /* flavor-specific data */
+ __be32 rq_auth_stat; /* authentication status */
int rq_auth_slack; /* extra space xdr code
* should leave in head
* for krb5i, krb5p.
@@ -537,7 +537,6 @@ unsigned int svc_fill_write_vector(struct svc_rqst *rqstp,
char *svc_fill_symlink_pathname(struct svc_rqst *rqstp,
struct kvec *first, void *p,
size_t total);
-__be32 svc_return_autherr(struct svc_rqst *rqstp, __be32 auth_err);
__be32 svc_generic_init_request(struct svc_rqst *rqstp,
const struct svc_program *progp,
struct svc_process_info *procinfo);
diff --git a/include/linux/sunrpc/svcauth.h b/include/linux/sunrpc/svcauth.h
index b0003866a249..6d9cc9080aca 100644
--- a/include/linux/sunrpc/svcauth.h
+++ b/include/linux/sunrpc/svcauth.h
@@ -127,7 +127,7 @@ struct auth_ops {
char * name;
struct module *owner;
int flavour;
- int (*accept)(struct svc_rqst *rq, __be32 *authp);
+ int (*accept)(struct svc_rqst *rq);
int (*release)(struct svc_rqst *rq);
void (*domain_release)(struct auth_domain *);
int (*set_client)(struct svc_rqst *rq);
@@ -149,7 +149,7 @@ struct auth_ops {
struct svc_xprt;
-extern int svc_authenticate(struct svc_rqst *rqstp, __be32 *authp);
+extern int svc_authenticate(struct svc_rqst *rqstp);
extern int svc_authorise(struct svc_rqst *rqstp);
extern int svc_set_client(struct svc_rqst *rqstp);
extern int svc_auth_register(rpc_authflavor_t flavor, struct auth_ops *aops);
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index b15c1f07162d..955ea4d7af0b 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -431,6 +431,7 @@ void xprt_release_write(struct rpc_xprt *, struct rpc_task *);
#define XPRT_CONGESTED (9)
#define XPRT_CWND_WAIT (10)
#define XPRT_WRITE_SPACE (11)
+#define XPRT_SND_IS_COOKIE (12)
static inline void xprt_set_connected(struct rpc_xprt *xprt)
{
diff --git a/include/linux/sunrpc/xprtmultipath.h b/include/linux/sunrpc/xprtmultipath.h
index b19addc8b715..bbb8a5fa0816 100644
--- a/include/linux/sunrpc/xprtmultipath.h
+++ b/include/linux/sunrpc/xprtmultipath.h
@@ -18,6 +18,7 @@ struct rpc_xprt_switch {
unsigned int xps_id;
unsigned int xps_nxprts;
unsigned int xps_nactive;
+ unsigned int xps_nunique_destaddr_xprts;
atomic_long_t xps_queuelen;
struct list_head xps_xprt_list;
diff --git a/include/trace/events/rpcrdma.h b/include/trace/events/rpcrdma.h
index bd55908c1bef..de4195499592 100644
--- a/include/trace/events/rpcrdma.h
+++ b/include/trace/events/rpcrdma.h
@@ -793,6 +793,39 @@ TRACE_EVENT(xprtrdma_post_send,
)
);
+TRACE_EVENT(xprtrdma_post_send_err,
+ TP_PROTO(
+ const struct rpcrdma_xprt *r_xprt,
+ const struct rpcrdma_req *req,
+ int rc
+ ),
+
+ TP_ARGS(r_xprt, req, rc),
+
+ TP_STRUCT__entry(
+ __field(u32, cq_id)
+ __field(unsigned int, task_id)
+ __field(unsigned int, client_id)
+ __field(int, rc)
+ ),
+
+ TP_fast_assign(
+ const struct rpc_rqst *rqst = &req->rl_slot;
+ const struct rpcrdma_ep *ep = r_xprt->rx_ep;
+
+ __entry->cq_id = ep ? ep->re_attr.recv_cq->res.id : 0;
+ __entry->task_id = rqst->rq_task->tk_pid;
+ __entry->client_id = rqst->rq_task->tk_client ?
+ rqst->rq_task->tk_client->cl_clid : -1;
+ __entry->rc = rc;
+ ),
+
+ TP_printk("task:%u@%u cq.id=%u rc=%d",
+ __entry->task_id, __entry->client_id,
+ __entry->cq_id, __entry->rc
+ )
+);
+
TRACE_EVENT(xprtrdma_post_recv,
TP_PROTO(
const struct rpcrdma_rep *rep
@@ -818,16 +851,14 @@ TRACE_EVENT(xprtrdma_post_recv,
TRACE_EVENT(xprtrdma_post_recvs,
TP_PROTO(
const struct rpcrdma_xprt *r_xprt,
- unsigned int count,
- int status
+ unsigned int count
),
- TP_ARGS(r_xprt, count, status),
+ TP_ARGS(r_xprt, count),
TP_STRUCT__entry(
__field(u32, cq_id)
__field(unsigned int, count)
- __field(int, status)
__field(int, posted)
__string(addr, rpcrdma_addrstr(r_xprt))
__string(port, rpcrdma_portstr(r_xprt))
@@ -838,15 +869,44 @@ TRACE_EVENT(xprtrdma_post_recvs,
__entry->cq_id = ep->re_attr.recv_cq->res.id;
__entry->count = count;
- __entry->status = status;
__entry->posted = ep->re_receive_count;
__assign_str(addr, rpcrdma_addrstr(r_xprt));
__assign_str(port, rpcrdma_portstr(r_xprt));
),
- TP_printk("peer=[%s]:%s cq.id=%d %u new recvs, %d active (rc %d)",
+ TP_printk("peer=[%s]:%s cq.id=%d %u new recvs, %d active",
+ __get_str(addr), __get_str(port), __entry->cq_id,
+ __entry->count, __entry->posted
+ )
+);
+
+TRACE_EVENT(xprtrdma_post_recvs_err,
+ TP_PROTO(
+ const struct rpcrdma_xprt *r_xprt,
+ int status
+ ),
+
+ TP_ARGS(r_xprt, status),
+
+ TP_STRUCT__entry(
+ __field(u32, cq_id)
+ __field(int, status)
+ __string(addr, rpcrdma_addrstr(r_xprt))
+ __string(port, rpcrdma_portstr(r_xprt))
+ ),
+
+ TP_fast_assign(
+ const struct rpcrdma_ep *ep = r_xprt->rx_ep;
+
+ __entry->cq_id = ep->re_attr.recv_cq->res.id;
+ __entry->status = status;
+ __assign_str(addr, rpcrdma_addrstr(r_xprt));
+ __assign_str(port, rpcrdma_portstr(r_xprt));
+ ),
+
+ TP_printk("peer=[%s]:%s cq.id=%d rc=%d",
__get_str(addr), __get_str(port), __entry->cq_id,
- __entry->count, __entry->posted, __entry->status
+ __entry->status
)
);
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index d323f5a049c8..2d04eb96d418 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -295,25 +295,11 @@ TRACE_EVENT(rpc_request,
)
);
-TRACE_DEFINE_ENUM(RPC_TASK_ASYNC);
-TRACE_DEFINE_ENUM(RPC_TASK_SWAPPER);
-TRACE_DEFINE_ENUM(RPC_TASK_NULLCREDS);
-TRACE_DEFINE_ENUM(RPC_CALL_MAJORSEEN);
-TRACE_DEFINE_ENUM(RPC_TASK_ROOTCREDS);
-TRACE_DEFINE_ENUM(RPC_TASK_DYNAMIC);
-TRACE_DEFINE_ENUM(RPC_TASK_NO_ROUND_ROBIN);
-TRACE_DEFINE_ENUM(RPC_TASK_SOFT);
-TRACE_DEFINE_ENUM(RPC_TASK_SOFTCONN);
-TRACE_DEFINE_ENUM(RPC_TASK_SENT);
-TRACE_DEFINE_ENUM(RPC_TASK_TIMEOUT);
-TRACE_DEFINE_ENUM(RPC_TASK_NOCONNECT);
-TRACE_DEFINE_ENUM(RPC_TASK_NO_RETRANS_TIMEOUT);
-TRACE_DEFINE_ENUM(RPC_TASK_CRED_NOREF);
-
#define rpc_show_task_flags(flags) \
__print_flags(flags, "|", \
{ RPC_TASK_ASYNC, "ASYNC" }, \
{ RPC_TASK_SWAPPER, "SWAPPER" }, \
+ { RPC_TASK_MOVEABLE, "MOVEABLE" }, \
{ RPC_TASK_NULLCREDS, "NULLCREDS" }, \
{ RPC_CALL_MAJORSEEN, "MAJORSEEN" }, \
{ RPC_TASK_ROOTCREDS, "ROOTCREDS" }, \
@@ -327,14 +313,6 @@ TRACE_DEFINE_ENUM(RPC_TASK_CRED_NOREF);
{ RPC_TASK_NO_RETRANS_TIMEOUT, "NORTO" }, \
{ RPC_TASK_CRED_NOREF, "CRED_NOREF" })
-TRACE_DEFINE_ENUM(RPC_TASK_RUNNING);
-TRACE_DEFINE_ENUM(RPC_TASK_QUEUED);
-TRACE_DEFINE_ENUM(RPC_TASK_ACTIVE);
-TRACE_DEFINE_ENUM(RPC_TASK_NEED_XMIT);
-TRACE_DEFINE_ENUM(RPC_TASK_NEED_RECV);
-TRACE_DEFINE_ENUM(RPC_TASK_MSG_PIN_WAIT);
-TRACE_DEFINE_ENUM(RPC_TASK_SIGNALLED);
-
#define rpc_show_runstate(flags) \
__print_flags(flags, "|", \
{ (1UL << RPC_TASK_RUNNING), "RUNNING" }, \
@@ -945,17 +923,6 @@ TRACE_EVENT(rpc_socket_nospace,
)
);
-TRACE_DEFINE_ENUM(XPRT_LOCKED);
-TRACE_DEFINE_ENUM(XPRT_CONNECTED);
-TRACE_DEFINE_ENUM(XPRT_CONNECTING);
-TRACE_DEFINE_ENUM(XPRT_CLOSE_WAIT);
-TRACE_DEFINE_ENUM(XPRT_BOUND);
-TRACE_DEFINE_ENUM(XPRT_BINDING);
-TRACE_DEFINE_ENUM(XPRT_CLOSING);
-TRACE_DEFINE_ENUM(XPRT_CONGESTED);
-TRACE_DEFINE_ENUM(XPRT_CWND_WAIT);
-TRACE_DEFINE_ENUM(XPRT_WRITE_SPACE);
-
#define rpc_show_xprt_state(x) \
__print_flags(x, "|", \
{ (1UL << XPRT_LOCKED), "LOCKED"}, \
@@ -965,6 +932,8 @@ TRACE_DEFINE_ENUM(XPRT_WRITE_SPACE);
{ (1UL << XPRT_BOUND), "BOUND"}, \
{ (1UL << XPRT_BINDING), "BINDING"}, \
{ (1UL << XPRT_CLOSING), "CLOSING"}, \
+ { (1UL << XPRT_OFFLINE), "OFFLINE"}, \
+ { (1UL << XPRT_REMOVE), "REMOVE"}, \
{ (1UL << XPRT_CONGESTED), "CONGESTED"}, \
{ (1UL << XPRT_CWND_WAIT), "CWND_WAIT"}, \
{ (1UL << XPRT_WRITE_SPACE), "WRITE_SPACE"})
@@ -1092,10 +1061,10 @@ TRACE_EVENT(xprt_retransmit,
__field(u32, xid)
__field(int, ntrans)
__field(int, version)
+ __field(unsigned long, timeout)
__string(progname,
rqst->rq_task->tk_client->cl_program->name)
- __string(procedure,
- rqst->rq_task->tk_msg.rpc_proc->p_name)
+ __string(procname, rpc_proc_name(rqst->rq_task))
),
TP_fast_assign(
@@ -1106,17 +1075,19 @@ TRACE_EVENT(xprt_retransmit,
task->tk_client->cl_clid : -1;
__entry->xid = be32_to_cpu(rqst->rq_xid);
__entry->ntrans = rqst->rq_ntrans;
+ __entry->timeout = task->tk_timeout;
__assign_str(progname,
task->tk_client->cl_program->name);
__entry->version = task->tk_client->cl_vers;
- __assign_str(procedure, task->tk_msg.rpc_proc->p_name);
+ __assign_str(procname, rpc_proc_name(task));
),
TP_printk(
- "task:%u@%u xid=0x%08x %sv%d %s ntrans=%d",
+ "task:%u@%u xid=0x%08x %sv%d %s ntrans=%d timeout=%lu",
__entry->task_id, __entry->client_id, __entry->xid,
- __get_str(progname), __entry->version, __get_str(procedure),
- __entry->ntrans)
+ __get_str(progname), __entry->version, __get_str(procname),
+ __entry->ntrans, __entry->timeout
+ )
);
TRACE_EVENT(xprt_ping,
@@ -1568,8 +1539,7 @@ DEFINE_SVCXDRBUF_EVENT(sendto);
svc_rqst_flag(SPLICE_OK) \
svc_rqst_flag(VICTIM) \
svc_rqst_flag(BUSY) \
- svc_rqst_flag(DATA) \
- svc_rqst_flag_end(AUTHERR)
+ svc_rqst_flag_end(DATA)
#undef svc_rqst_flag
#undef svc_rqst_flag_end
@@ -1611,9 +1581,9 @@ TRACE_DEFINE_ENUM(SVC_COMPLETE);
{ SVC_COMPLETE, "SVC_COMPLETE" })
TRACE_EVENT(svc_authenticate,
- TP_PROTO(const struct svc_rqst *rqst, int auth_res, __be32 auth_stat),
+ TP_PROTO(const struct svc_rqst *rqst, int auth_res),
- TP_ARGS(rqst, auth_res, auth_stat),
+ TP_ARGS(rqst, auth_res),
TP_STRUCT__entry(
__field(u32, xid)
@@ -1624,7 +1594,7 @@ TRACE_EVENT(svc_authenticate,
TP_fast_assign(
__entry->xid = be32_to_cpu(rqst->rq_xid);
__entry->svc_status = auth_res;
- __entry->auth_stat = be32_to_cpu(auth_stat);
+ __entry->auth_stat = be32_to_cpu(rqst->rq_auth_stat);
),
TP_printk("xid=0x%08x auth_res=%s auth_stat=%s",