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NFS client updates for Linux 5.1

Browse source 
Highlights include:
 
 Stable fixes:
 - Fixes for NFS I/O request leakages
 - Fix error handling paths in the NFS I/O recoalescing code
 - Reinitialise NFSv4.1 sequence results before retransmitting a request
 - Fix a soft lockup in the delegation recovery code
 - Bulk destroy of layouts needs to be safe w.r.t. umount
 - Prevent thundering herd issues when the SUNRPC socket is not connected
 - Respect RPC call timeouts when retrying transmission
 
 Features:
 - Convert rpc auth layer to use xdr_streams
 - Config option to disable insecure RPCSEC_GSS crypto types
 - Reduce size of RPC receive buffers
 - Readdirplus optimization by cache mechanism
 - Convert SUNRPC socket send code to use iov_iter()
 - SUNRPC micro-optimisations to avoid indirect calls
 - Add support for the pNFS LAYOUTERROR operation and use it with the
   pNFS/flexfiles driver
 - Add trace events to report non-zero NFS status codes
 - Various removals of unnecessary dprintks
 
 Bugfixes and cleanups:
 - Fix a number of sparse warnings and documentation format warnings
 - Fix nfs_parse_devname to not modify it's argument
 - Fix potential corruption of page being written through pNFS/blocks
 - fix xfstest generic/099 failures on nfsv3
 - Avoid NFSv4.1 "false retries" when RPC calls are interrupted
 - Abort I/O early if the pNFS/flexfiles layout segment was invalidated
 - Avoid unnecessary pNFS/flexfiles layout invalidations
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Merge tag 'nfs-for-5.1-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs

Pull NFS client updates from Trond Myklebust:
 "Highlights include:

  Stable fixes:
   - Fixes for NFS I/O request leakages
   - Fix error handling paths in the NFS I/O recoalescing code
   - Reinitialise NFSv4.1 sequence results before retransmitting a
     request
   - Fix a soft lockup in the delegation recovery code
   - Bulk destroy of layouts needs to be safe w.r.t. umount
   - Prevent thundering herd issues when the SUNRPC socket is not
     connected
   - Respect RPC call timeouts when retrying transmission

  Features:
   - Convert rpc auth layer to use xdr_streams
   - Config option to disable insecure RPCSEC_GSS crypto types
   - Reduce size of RPC receive buffers
   - Readdirplus optimization by cache mechanism
   - Convert SUNRPC socket send code to use iov_iter()
   - SUNRPC micro-optimisations to avoid indirect calls
   - Add support for the pNFS LAYOUTERROR operation and use it with the
     pNFS/flexfiles driver
   - Add trace events to report non-zero NFS status codes
   - Various removals of unnecessary dprintks

  Bugfixes and cleanups:
   - Fix a number of sparse warnings and documentation format warnings
   - Fix nfs_parse_devname to not modify it's argument
   - Fix potential corruption of page being written through pNFS/blocks
   - fix xfstest generic/099 failures on nfsv3
   - Avoid NFSv4.1 "false retries" when RPC calls are interrupted
   - Abort I/O early if the pNFS/flexfiles layout segment was
     invalidated
   - Avoid unnecessary pNFS/flexfiles layout invalidations"

* tag 'nfs-for-5.1-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: (90 commits)
  SUNRPC: Take the transport send lock before binding+connecting
  SUNRPC: Micro-optimise when the task is known not to be sleeping
  SUNRPC: Check whether the task was transmitted before rebind/reconnect
  SUNRPC: Remove redundant calls to RPC_IS_QUEUED()
  SUNRPC: Clean up
  SUNRPC: Respect RPC call timeouts when retrying transmission
  SUNRPC: Fix up RPC back channel transmission
  SUNRPC: Prevent thundering herd when the socket is not connected
  SUNRPC: Allow dynamic allocation of back channel slots
  NFSv4.1: Bump the default callback session slot count to 16
  SUNRPC: Convert remaining GFP_NOIO, and GFP_NOWAIT sites in sunrpc
  NFS/flexfiles: Clean up mirror DS initialisation
  NFS/flexfiles: Remove dead code in ff_layout_mirror_valid()
  NFS/flexfile: Simplify nfs4_ff_layout_select_ds_stateid()
  NFS/flexfile: Simplify nfs4_ff_layout_ds_version()
  NFS/flexfiles: Simplify ff_layout_get_ds_cred()
  NFS/flexfiles: Simplify nfs4_ff_find_or_create_ds_client()
  NFS/flexfiles: Simplify nfs4_ff_layout_select_ds_fh()
  NFS/flexfiles: Speed up read failover when DSes are down
  NFS/flexfiles: Don't invalidate DS deviceids for being unresponsive
  ...
This commit is contained in:
Linus Torvalds 2019-03-12 14:50:42 -07:00
commit 1fbf3e4812
83 changed files with 3366 additions and 2203 deletions
Download patch file Download diff file Expand all files Collapse all files

361
include/trace/events/rpcgss.h Normal file
View file

@ -0,0 +1,361 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (c) 2018 Oracle. All rights reserved.
*
* Trace point definitions for the "rpcgss" subsystem.
*/
#undef TRACE_SYSTEM
#define TRACE_SYSTEM rpcgss
#if !defined(_TRACE_RPCRDMA_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_RPCGSS_H
#include <linux/tracepoint.h>
/**
** GSS-API related trace events
**/
TRACE_DEFINE_ENUM(GSS_S_BAD_MECH);
TRACE_DEFINE_ENUM(GSS_S_BAD_NAME);
TRACE_DEFINE_ENUM(GSS_S_BAD_NAMETYPE);
TRACE_DEFINE_ENUM(GSS_S_BAD_BINDINGS);
TRACE_DEFINE_ENUM(GSS_S_BAD_STATUS);
TRACE_DEFINE_ENUM(GSS_S_BAD_SIG);
TRACE_DEFINE_ENUM(GSS_S_NO_CRED);
TRACE_DEFINE_ENUM(GSS_S_NO_CONTEXT);
TRACE_DEFINE_ENUM(GSS_S_DEFECTIVE_TOKEN);
TRACE_DEFINE_ENUM(GSS_S_DEFECTIVE_CREDENTIAL);
TRACE_DEFINE_ENUM(GSS_S_CREDENTIALS_EXPIRED);
TRACE_DEFINE_ENUM(GSS_S_CONTEXT_EXPIRED);
TRACE_DEFINE_ENUM(GSS_S_FAILURE);
TRACE_DEFINE_ENUM(GSS_S_BAD_QOP);
TRACE_DEFINE_ENUM(GSS_S_UNAUTHORIZED);
TRACE_DEFINE_ENUM(GSS_S_UNAVAILABLE);
TRACE_DEFINE_ENUM(GSS_S_DUPLICATE_ELEMENT);
TRACE_DEFINE_ENUM(GSS_S_NAME_NOT_MN);
TRACE_DEFINE_ENUM(GSS_S_CONTINUE_NEEDED);
TRACE_DEFINE_ENUM(GSS_S_DUPLICATE_TOKEN);
TRACE_DEFINE_ENUM(GSS_S_OLD_TOKEN);
TRACE_DEFINE_ENUM(GSS_S_UNSEQ_TOKEN);
TRACE_DEFINE_ENUM(GSS_S_GAP_TOKEN);
#define show_gss_status(x) \
__print_flags(x, "|", \
{ GSS_S_BAD_MECH, "GSS_S_BAD_MECH" }, \
{ GSS_S_BAD_NAME, "GSS_S_BAD_NAME" }, \
{ GSS_S_BAD_NAMETYPE, "GSS_S_BAD_NAMETYPE" }, \
{ GSS_S_BAD_BINDINGS, "GSS_S_BAD_BINDINGS" }, \
{ GSS_S_BAD_STATUS, "GSS_S_BAD_STATUS" }, \
{ GSS_S_BAD_SIG, "GSS_S_BAD_SIG" }, \
{ GSS_S_NO_CRED, "GSS_S_NO_CRED" }, \
{ GSS_S_NO_CONTEXT, "GSS_S_NO_CONTEXT" }, \
{ GSS_S_DEFECTIVE_TOKEN, "GSS_S_DEFECTIVE_TOKEN" }, \
{ GSS_S_DEFECTIVE_CREDENTIAL, "GSS_S_DEFECTIVE_CREDENTIAL" }, \
{ GSS_S_CREDENTIALS_EXPIRED, "GSS_S_CREDENTIALS_EXPIRED" }, \
{ GSS_S_CONTEXT_EXPIRED, "GSS_S_CONTEXT_EXPIRED" }, \
{ GSS_S_FAILURE, "GSS_S_FAILURE" }, \
{ GSS_S_BAD_QOP, "GSS_S_BAD_QOP" }, \
{ GSS_S_UNAUTHORIZED, "GSS_S_UNAUTHORIZED" }, \
{ GSS_S_UNAVAILABLE, "GSS_S_UNAVAILABLE" }, \
{ GSS_S_DUPLICATE_ELEMENT, "GSS_S_DUPLICATE_ELEMENT" }, \
{ GSS_S_NAME_NOT_MN, "GSS_S_NAME_NOT_MN" }, \
{ GSS_S_CONTINUE_NEEDED, "GSS_S_CONTINUE_NEEDED" }, \
{ GSS_S_DUPLICATE_TOKEN, "GSS_S_DUPLICATE_TOKEN" }, \
{ GSS_S_OLD_TOKEN, "GSS_S_OLD_TOKEN" }, \
{ GSS_S_UNSEQ_TOKEN, "GSS_S_UNSEQ_TOKEN" }, \
{ GSS_S_GAP_TOKEN, "GSS_S_GAP_TOKEN" })
DECLARE_EVENT_CLASS(rpcgss_gssapi_event,
TP_PROTO(
const struct rpc_task *task,
u32 maj_stat
),
TP_ARGS(task, maj_stat),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(u32, maj_stat)
),
TP_fast_assign(
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__entry->maj_stat = maj_stat;
),
TP_printk("task:%u@%u maj_stat=%s",
__entry->task_id, __entry->client_id,
__entry->maj_stat == 0 ?
"GSS_S_COMPLETE" : show_gss_status(__entry->maj_stat))
);
#define DEFINE_GSSAPI_EVENT(name) \
DEFINE_EVENT(rpcgss_gssapi_event, rpcgss_##name, \
TP_PROTO( \
const struct rpc_task *task, \
u32 maj_stat \
), \
TP_ARGS(task, maj_stat))
TRACE_EVENT(rpcgss_import_ctx,
TP_PROTO(
int status
),
TP_ARGS(status),
TP_STRUCT__entry(
__field(int, status)
),
TP_fast_assign(
__entry->status = status;
),
TP_printk("status=%d", __entry->status)
);
DEFINE_GSSAPI_EVENT(get_mic);
DEFINE_GSSAPI_EVENT(verify_mic);
DEFINE_GSSAPI_EVENT(wrap);
DEFINE_GSSAPI_EVENT(unwrap);
/**
** GSS auth unwrap failures
**/
TRACE_EVENT(rpcgss_unwrap_failed,
TP_PROTO(
const struct rpc_task *task
),
TP_ARGS(task),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
),
TP_fast_assign(
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
),
TP_printk("task:%u@%u", __entry->task_id, __entry->client_id)
);
TRACE_EVENT(rpcgss_bad_seqno,
TP_PROTO(
const struct rpc_task *task,
u32 expected,
u32 received
),
TP_ARGS(task, expected, received),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(u32, expected)
__field(u32, received)
),
TP_fast_assign(
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__entry->expected = expected;
__entry->received = received;
),
TP_printk("task:%u@%u expected seqno %u, received seqno %u",
__entry->task_id, __entry->client_id,
__entry->expected, __entry->received)
);
TRACE_EVENT(rpcgss_seqno,
TP_PROTO(
const struct rpc_task *task
),
TP_ARGS(task),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(u32, xid)
__field(u32, seqno)
),
TP_fast_assign(
const struct rpc_rqst *rqst = task->tk_rqstp;
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__entry->xid = be32_to_cpu(rqst->rq_xid);
__entry->seqno = rqst->rq_seqno;
),
TP_printk("task:%u@%u xid=0x%08x seqno=%u",
__entry->task_id, __entry->client_id,
__entry->xid, __entry->seqno)
);
TRACE_EVENT(rpcgss_need_reencode,
TP_PROTO(
const struct rpc_task *task,
u32 seq_xmit,
bool ret
),
TP_ARGS(task, seq_xmit, ret),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(u32, xid)
__field(u32, seq_xmit)
__field(u32, seqno)
__field(bool, ret)
),
TP_fast_assign(
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__entry->xid = be32_to_cpu(task->tk_rqstp->rq_xid);
__entry->seq_xmit = seq_xmit;
__entry->seqno = task->tk_rqstp->rq_seqno;
__entry->ret = ret;
),
TP_printk("task:%u@%u xid=0x%08x rq_seqno=%u seq_xmit=%u reencode %sneeded",
__entry->task_id, __entry->client_id,
__entry->xid, __entry->seqno, __entry->seq_xmit,
__entry->ret ? "" : "un")
);
/**
** gssd upcall related trace events
**/
TRACE_EVENT(rpcgss_upcall_msg,
TP_PROTO(
const char *buf
),
TP_ARGS(buf),
TP_STRUCT__entry(
__string(msg, buf)
),
TP_fast_assign(
__assign_str(msg, buf)
),
TP_printk("msg='%s'", __get_str(msg))
);
TRACE_EVENT(rpcgss_upcall_result,
TP_PROTO(
u32 uid,
int result
),
TP_ARGS(uid, result),
TP_STRUCT__entry(
__field(u32, uid)
__field(int, result)
),
TP_fast_assign(
__entry->uid = uid;
__entry->result = result;
),
TP_printk("for uid %u, result=%d", __entry->uid, __entry->result)
);
TRACE_EVENT(rpcgss_context,
TP_PROTO(
unsigned long expiry,
unsigned long now,
unsigned int timeout,
unsigned int len,
const u8 *data
),
TP_ARGS(expiry, now, timeout, len, data),
TP_STRUCT__entry(
__field(unsigned long, expiry)
__field(unsigned long, now)
__field(unsigned int, timeout)
__field(int, len)
__string(acceptor, data)
),
TP_fast_assign(
__entry->expiry = expiry;
__entry->now = now;
__entry->timeout = timeout;
__entry->len = len;
strncpy(__get_str(acceptor), data, len);
),
TP_printk("gc_expiry=%lu now=%lu timeout=%u acceptor=%.*s",
__entry->expiry, __entry->now, __entry->timeout,
__entry->len, __get_str(acceptor))
);
/**
** Miscellaneous events
*/
TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5);
TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5I);
TRACE_DEFINE_ENUM(RPC_AUTH_GSS_KRB5P);
#define show_pseudoflavor(x) \
__print_symbolic(x, \
{ RPC_AUTH_GSS_KRB5, "RPC_AUTH_GSS_KRB5" }, \
{ RPC_AUTH_GSS_KRB5I, "RPC_AUTH_GSS_KRB5I" }, \
{ RPC_AUTH_GSS_KRB5P, "RPC_AUTH_GSS_KRB5P" })
TRACE_EVENT(rpcgss_createauth,
TP_PROTO(
unsigned int flavor,
int error
),
TP_ARGS(flavor, error),
TP_STRUCT__entry(
__field(unsigned int, flavor)
__field(int, error)
),
TP_fast_assign(
__entry->flavor = flavor;
__entry->error = error;
),
TP_printk("flavor=%s error=%d",
show_pseudoflavor(__entry->flavor), __entry->error)
);
#endif /* _TRACE_RPCGSS_H */
#include <trace/define_trace.h>

12
include/trace/events/rpcrdma.h
View file

@ -521,12 +521,18 @@ TRACE_EVENT(xprtrdma_post_send,
TP_STRUCT__entry(
__field(const void *, req)
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(int, num_sge)
__field(int, signaled)
__field(int, status)
),
TP_fast_assign(
const struct rpc_rqst *rqst = &req->rl_slot;
__entry->task_id = rqst->rq_task->tk_pid;
__entry->client_id = rqst->rq_task->tk_client->cl_clid;
__entry->req = req;
__entry->num_sge = req->rl_sendctx->sc_wr.num_sge;
__entry->signaled = req->rl_sendctx->sc_wr.send_flags &
@ -534,9 +540,11 @@ TRACE_EVENT(xprtrdma_post_send,
__entry->status = status;
),
TP_printk("req=%p, %d SGEs%s, status=%d",
TP_printk("task:%u@%u req=%p (%d SGE%s) %sstatus=%d",
__entry->task_id, __entry->client_id,
__entry->req, __entry->num_sge,
(__entry->signaled ? ", signaled" : ""),
(__entry->num_sge == 1 ? "" : "s"),
(__entry->signaled ? "signaled " : ""),
__entry->status
)
);

361
include/trace/events/sunrpc.h
View file

@ -77,6 +77,50 @@ TRACE_EVENT(rpc_request,
)
);
TRACE_DEFINE_ENUM(RPC_TASK_ASYNC);
TRACE_DEFINE_ENUM(RPC_TASK_SWAPPER);
TRACE_DEFINE_ENUM(RPC_CALL_MAJORSEEN);
TRACE_DEFINE_ENUM(RPC_TASK_ROOTCREDS);
TRACE_DEFINE_ENUM(RPC_TASK_DYNAMIC);
TRACE_DEFINE_ENUM(RPC_TASK_KILLED);
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);
#define rpc_show_task_flags(flags) \
__print_flags(flags, "|", \
{ RPC_TASK_ASYNC, "ASYNC" }, \
{ RPC_TASK_SWAPPER, "SWAPPER" }, \
{ RPC_CALL_MAJORSEEN, "MAJORSEEN" }, \
{ RPC_TASK_ROOTCREDS, "ROOTCREDS" }, \
{ RPC_TASK_DYNAMIC, "DYNAMIC" }, \
{ RPC_TASK_KILLED, "KILLED" }, \
{ RPC_TASK_SOFT, "SOFT" }, \
{ RPC_TASK_SOFTCONN, "SOFTCONN" }, \
{ RPC_TASK_SENT, "SENT" }, \
{ RPC_TASK_TIMEOUT, "TIMEOUT" }, \
{ RPC_TASK_NOCONNECT, "NOCONNECT" }, \
{ RPC_TASK_NO_RETRANS_TIMEOUT, "NORTO" })
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);
#define rpc_show_runstate(flags) \
__print_flags(flags, "|", \
{ (1UL << RPC_TASK_RUNNING), "RUNNING" }, \
{ (1UL << RPC_TASK_QUEUED), "QUEUED" }, \
{ (1UL << RPC_TASK_ACTIVE), "ACTIVE" }, \
{ (1UL << RPC_TASK_NEED_XMIT), "NEED_XMIT" }, \
{ (1UL << RPC_TASK_NEED_RECV), "NEED_RECV" }, \
{ (1UL << RPC_TASK_MSG_PIN_WAIT), "MSG_PIN_WAIT" })
DECLARE_EVENT_CLASS(rpc_task_running,
TP_PROTO(const struct rpc_task *task, const void *action),
@ -102,10 +146,10 @@ DECLARE_EVENT_CLASS(rpc_task_running,
__entry->flags = task->tk_flags;
),
TP_printk("task:%u@%d flags=%4.4x state=%4.4lx status=%d action=%pf",
TP_printk("task:%u@%d flags=%s runstate=%s status=%d action=%pf",
__entry->task_id, __entry->client_id,
__entry->flags,
__entry->runstate,
rpc_show_task_flags(__entry->flags),
rpc_show_runstate(__entry->runstate),
__entry->status,
__entry->action
)
@ -149,10 +193,10 @@ DECLARE_EVENT_CLASS(rpc_task_queued,
__assign_str(q_name, rpc_qname(q));
),
TP_printk("task:%u@%d flags=%4.4x state=%4.4lx status=%d timeout=%lu queue=%s",
TP_printk("task:%u@%d flags=%s runstate=%s status=%d timeout=%lu queue=%s",
__entry->task_id, __entry->client_id,
__entry->flags,
__entry->runstate,
rpc_show_task_flags(__entry->flags),
rpc_show_runstate(__entry->runstate),
__entry->status,
__entry->timeout,
__get_str(q_name)
@ -169,6 +213,87 @@ DECLARE_EVENT_CLASS(rpc_task_queued,
DEFINE_RPC_QUEUED_EVENT(sleep);
DEFINE_RPC_QUEUED_EVENT(wakeup);
DECLARE_EVENT_CLASS(rpc_failure,
TP_PROTO(const struct rpc_task *task),
TP_ARGS(task),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
),
TP_fast_assign(
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
),
TP_printk("task:%u@%u",
__entry->task_id, __entry->client_id)
);
#define DEFINE_RPC_FAILURE(name) \
DEFINE_EVENT(rpc_failure, rpc_bad_##name, \
TP_PROTO( \
const struct rpc_task *task \
), \
TP_ARGS(task))
DEFINE_RPC_FAILURE(callhdr);
DEFINE_RPC_FAILURE(verifier);
DECLARE_EVENT_CLASS(rpc_reply_event,
TP_PROTO(
const struct rpc_task *task
),
TP_ARGS(task),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(u32, xid)
__string(progname, task->tk_client->cl_program->name)
__field(u32, version)
__string(procname, rpc_proc_name(task))
__string(servername, task->tk_xprt->servername)
),
TP_fast_assign(
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__entry->xid = be32_to_cpu(task->tk_rqstp->rq_xid);
__assign_str(progname, task->tk_client->cl_program->name)
__entry->version = task->tk_client->cl_vers;
__assign_str(procname, rpc_proc_name(task))
__assign_str(servername, task->tk_xprt->servername)
),
TP_printk("task:%u@%d server=%s xid=0x%08x %sv%d %s",
__entry->task_id, __entry->client_id, __get_str(servername),
__entry->xid, __get_str(progname), __entry->version,
__get_str(procname))
)
#define DEFINE_RPC_REPLY_EVENT(name) \
DEFINE_EVENT(rpc_reply_event, rpc__##name, \
TP_PROTO( \
const struct rpc_task *task \
), \
TP_ARGS(task))
DEFINE_RPC_REPLY_EVENT(prog_unavail);
DEFINE_RPC_REPLY_EVENT(prog_mismatch);
DEFINE_RPC_REPLY_EVENT(proc_unavail);
DEFINE_RPC_REPLY_EVENT(garbage_args);
DEFINE_RPC_REPLY_EVENT(unparsable);
DEFINE_RPC_REPLY_EVENT(mismatch);
DEFINE_RPC_REPLY_EVENT(stale_creds);
DEFINE_RPC_REPLY_EVENT(bad_creds);
DEFINE_RPC_REPLY_EVENT(auth_tooweak);
TRACE_EVENT(rpc_stats_latency,
TP_PROTO(
@ -210,6 +335,169 @@ TRACE_EVENT(rpc_stats_latency,
__entry->backlog, __entry->rtt, __entry->execute)
);
TRACE_EVENT(rpc_xdr_overflow,
TP_PROTO(
const struct xdr_stream *xdr,
size_t requested
),
TP_ARGS(xdr, requested),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(int, version)
__field(size_t, requested)
__field(const void *, end)
__field(const void *, p)
__field(const void *, head_base)
__field(size_t, head_len)
__field(const void *, tail_base)
__field(size_t, tail_len)
__field(unsigned int, page_len)
__field(unsigned int, len)
__string(progname,
xdr->rqst->rq_task->tk_client->cl_program->name)
__string(procedure,
xdr->rqst->rq_task->tk_msg.rpc_proc->p_name)
),
TP_fast_assign(
if (xdr->rqst) {
const struct rpc_task *task = xdr->rqst->rq_task;
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__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)
} else {
__entry->task_id = 0;
__entry->client_id = 0;
__assign_str(progname, "unknown")
__entry->version = 0;
__assign_str(procedure, "unknown")
}
__entry->requested = requested;
__entry->end = xdr->end;
__entry->p = xdr->p;
__entry->head_base = xdr->buf->head[0].iov_base,
__entry->head_len = xdr->buf->head[0].iov_len,
__entry->page_len = xdr->buf->page_len,
__entry->tail_base = xdr->buf->tail[0].iov_base,
__entry->tail_len = xdr->buf->tail[0].iov_len,
__entry->len = xdr->buf->len;
),
TP_printk(
"task:%u@%u %sv%d %s requested=%zu p=%p end=%p xdr=[%p,%zu]/%u/[%p,%zu]/%u\n",
__entry->task_id, __entry->client_id,
__get_str(progname), __entry->version, __get_str(procedure),
__entry->requested, __entry->p, __entry->end,
__entry->head_base, __entry->head_len,
__entry->page_len,
__entry->tail_base, __entry->tail_len,
__entry->len
)
);
TRACE_EVENT(rpc_xdr_alignment,
TP_PROTO(
const struct xdr_stream *xdr,
size_t offset,
unsigned int copied
),
TP_ARGS(xdr, offset, copied),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(int, version)
__field(size_t, offset)
__field(unsigned int, copied)
__field(const void *, head_base)
__field(size_t, head_len)
__field(const void *, tail_base)
__field(size_t, tail_len)
__field(unsigned int, page_len)
__field(unsigned int, len)
__string(progname,
xdr->rqst->rq_task->tk_client->cl_program->name)
__string(procedure,
xdr->rqst->rq_task->tk_msg.rpc_proc->p_name)
),
TP_fast_assign(
const struct rpc_task *task = xdr->rqst->rq_task;
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__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)
__entry->offset = offset;
__entry->copied = copied;
__entry->head_base = xdr->buf->head[0].iov_base,
__entry->head_len = xdr->buf->head[0].iov_len,
__entry->page_len = xdr->buf->page_len,
__entry->tail_base = xdr->buf->tail[0].iov_base,
__entry->tail_len = xdr->buf->tail[0].iov_len,
__entry->len = xdr->buf->len;
),
TP_printk(
"task:%u@%u %sv%d %s offset=%zu copied=%u xdr=[%p,%zu]/%u/[%p,%zu]/%u\n",
__entry->task_id, __entry->client_id,
__get_str(progname), __entry->version, __get_str(procedure),
__entry->offset, __entry->copied,
__entry->head_base, __entry->head_len,
__entry->page_len,
__entry->tail_base, __entry->tail_len,
__entry->len
)
);
TRACE_EVENT(rpc_reply_pages,
TP_PROTO(
const struct rpc_rqst *req
),
TP_ARGS(req),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(const void *, head_base)
__field(size_t, head_len)
__field(const void *, tail_base)
__field(size_t, tail_len)
__field(unsigned int, page_len)
),
TP_fast_assign(
__entry->task_id = req->rq_task->tk_pid;
__entry->client_id = req->rq_task->tk_client->cl_clid;
__entry->head_base = req->rq_rcv_buf.head[0].iov_base;
__entry->head_len = req->rq_rcv_buf.head[0].iov_len;
__entry->page_len = req->rq_rcv_buf.page_len;
__entry->tail_base = req->rq_rcv_buf.tail[0].iov_base;
__entry->tail_len = req->rq_rcv_buf.tail[0].iov_len;
),
TP_printk(
"task:%u@%u xdr=[%p,%zu]/%u/[%p,%zu]\n",
__entry->task_id, __entry->client_id,
__entry->head_base, __entry->head_len,
__entry->page_len,
__entry->tail_base, __entry->tail_len
)
);
/*
* First define the enums in the below macros to be exported to userspace
* via TRACE_DEFINE_ENUM().
@ -404,9 +692,68 @@ DECLARE_EVENT_CLASS(rpc_xprt_event,
DEFINE_RPC_XPRT_EVENT(timer);
DEFINE_RPC_XPRT_EVENT(lookup_rqst);
DEFINE_RPC_XPRT_EVENT(transmit);
DEFINE_RPC_XPRT_EVENT(complete_rqst);
TRACE_EVENT(xprt_transmit,
TP_PROTO(
const struct rpc_rqst *rqst,
int status
),
TP_ARGS(rqst, status),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(u32, xid)
__field(u32, seqno)
__field(int, status)
),
TP_fast_assign(
__entry->task_id = rqst->rq_task->tk_pid;
__entry->client_id = rqst->rq_task->tk_client->cl_clid;
__entry->xid = be32_to_cpu(rqst->rq_xid);
__entry->seqno = rqst->rq_seqno;
__entry->status = status;
),
TP_printk(
"task:%u@%u xid=0x%08x seqno=%u status=%d",
__entry->task_id, __entry->client_id, __entry->xid,
__entry->seqno, __entry->status)
);
TRACE_EVENT(xprt_enq_xmit,
TP_PROTO(
const struct rpc_task *task,
int stage
),
TP_ARGS(task, stage),
TP_STRUCT__entry(
__field(unsigned int, task_id)
__field(unsigned int, client_id)
__field(u32, xid)
__field(u32, seqno)
__field(int, stage)
),
TP_fast_assign(
__entry->task_id = task->tk_pid;
__entry->client_id = task->tk_client->cl_clid;
__entry->xid = be32_to_cpu(task->tk_rqstp->rq_xid);
__entry->seqno = task->tk_rqstp->rq_seqno;
__entry->stage = stage;
),
TP_printk(
"task:%u@%u xid=0x%08x seqno=%u stage=%d",
__entry->task_id, __entry->client_id, __entry->xid,
__entry->seqno, __entry->stage)
);
TRACE_EVENT(xprt_ping,
TP_PROTO(const struct rpc_xprt *xprt, int status),