From 2c92ca849fcc6ee7d0c358e9959abc9f58661aea Mon Sep 17 00:00:00 2001 From: "Steven Rostedt (Google)" Date: Thu, 16 May 2024 13:34:54 -0400 Subject: tracing/treewide: Remove second parameter of __assign_str() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit With the rework of how the __string() handles dynamic strings where it saves off the source string in field in the helper structure[1], the assignment of that value to the trace event field is stored in the helper value and does not need to be passed in again. This means that with: __string(field, mystring) Which use to be assigned with __assign_str(field, mystring), no longer needs the second parameter and it is unused. With this, __assign_str() will now only get a single parameter. There's over 700 users of __assign_str() and because coccinelle does not handle the TRACE_EVENT() macro I ended up using the following sed script: git grep -l __assign_str | while read a ; do sed -e 's/\(__assign_str([^,]*[^ ,]\) *,[^;]*/\1)/' $a > /tmp/test-file; mv /tmp/test-file $a; done I then searched for __assign_str() that did not end with ';' as those were multi line assignments that the sed script above would fail to catch. Note, the same updates will need to be done for: __assign_str_len() __assign_rel_str() __assign_rel_str_len() I tested this with both an allmodconfig and an allyesconfig (build only for both). [1] https://lore.kernel.org/linux-trace-kernel/20240222211442.634192653@goodmis.org/ Link: https://lore.kernel.org/linux-trace-kernel/20240516133454.681ba6a0@rorschach.local.home Cc: Masami Hiramatsu Cc: Mathieu Desnoyers Cc: Linus Torvalds Cc: Julia Lawall Signed-off-by: Steven Rostedt (Google) Acked-by: Jani Nikula Acked-by: Christian König for the amdgpu parts. Acked-by: Thomas Hellström #for Acked-by: Rafael J. Wysocki # for thermal Acked-by: Takashi Iwai Acked-by: Darrick J. Wong # xfs Tested-by: Guenter Roeck --- include/trace/events/sunrpc.h | 118 ++++++++++++++++++++---------------------- 1 file changed, 56 insertions(+), 62 deletions(-) (limited to 'include/trace/events/sunrpc.h') diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h index ac05ed06a071..5e8495216689 100644 --- a/include/trace/events/sunrpc.h +++ b/include/trace/events/sunrpc.h @@ -188,10 +188,10 @@ TRACE_EVENT(rpc_clnt_new, __entry->client_id = clnt->cl_clid; __entry->xprtsec = args->xprtsec.policy; __entry->flags = args->flags; - __assign_str(program, clnt->cl_program->name); - __assign_str(server, xprt->servername); - __assign_str(addr, xprt->address_strings[RPC_DISPLAY_ADDR]); - __assign_str(port, xprt->address_strings[RPC_DISPLAY_PORT]); + __assign_str(program); + __assign_str(server); + __assign_str(addr); + __assign_str(port); ), TP_printk("client=" SUNRPC_TRACE_CLID_SPECIFIER " peer=[%s]:%s" @@ -220,8 +220,8 @@ TRACE_EVENT(rpc_clnt_new_err, TP_fast_assign( __entry->error = error; - __assign_str(program, program); - __assign_str(server, server); + __assign_str(program); + __assign_str(server); ), TP_printk("program=%s server=%s error=%d", @@ -325,8 +325,8 @@ TRACE_EVENT(rpc_request, __entry->client_id = task->tk_client->cl_clid; __entry->version = task->tk_client->cl_vers; __entry->async = RPC_IS_ASYNC(task); - __assign_str(progname, task->tk_client->cl_program->name); - __assign_str(procname, rpc_proc_name(task)); + __assign_str(progname); + __assign_str(procname); ), TP_printk(SUNRPC_TRACE_TASK_SPECIFIER " %sv%d %s (%ssync)", @@ -439,7 +439,7 @@ DECLARE_EVENT_CLASS(rpc_task_queued, __entry->runstate = task->tk_runstate; __entry->status = task->tk_status; __entry->flags = task->tk_flags; - __assign_str(q_name, rpc_qname(q)); + __assign_str(q_name); ), TP_printk(SUNRPC_TRACE_TASK_SPECIFIER @@ -515,10 +515,10 @@ DECLARE_EVENT_CLASS(rpc_reply_event, __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); + __assign_str(progname); __entry->version = task->tk_client->cl_vers; - __assign_str(procname, rpc_proc_name(task)); - __assign_str(servername, task->tk_xprt->servername); + __assign_str(procname); + __assign_str(servername); ), TP_printk(SUNRPC_TRACE_TASK_SPECIFIER @@ -647,8 +647,8 @@ TRACE_EVENT(rpc_stats_latency, __entry->task_id = task->tk_pid; __entry->xid = be32_to_cpu(task->tk_rqstp->rq_xid); __entry->version = task->tk_client->cl_vers; - __assign_str(progname, task->tk_client->cl_program->name); - __assign_str(procname, rpc_proc_name(task)); + __assign_str(progname); + __assign_str(procname); __entry->backlog = ktime_to_us(backlog); __entry->rtt = ktime_to_us(rtt); __entry->execute = ktime_to_us(execute); @@ -697,16 +697,15 @@ TRACE_EVENT(rpc_xdr_overflow, __entry->task_id = task->tk_pid; __entry->client_id = task->tk_client->cl_clid; - __assign_str(progname, - task->tk_client->cl_program->name); + __assign_str(progname); __entry->version = task->tk_client->cl_vers; - __assign_str(procedure, task->tk_msg.rpc_proc->p_name); + __assign_str(procedure); } else { __entry->task_id = -1; __entry->client_id = -1; - __assign_str(progname, "unknown"); + __assign_str(progname); __entry->version = 0; - __assign_str(procedure, "unknown"); + __assign_str(procedure); } __entry->requested = requested; __entry->end = xdr->end; @@ -763,10 +762,9 @@ TRACE_EVENT(rpc_xdr_alignment, __entry->task_id = task->tk_pid; __entry->client_id = task->tk_client->cl_clid; - __assign_str(progname, - task->tk_client->cl_program->name); + __assign_str(progname); __entry->version = task->tk_client->cl_vers; - __assign_str(procedure, task->tk_msg.rpc_proc->p_name); + __assign_str(procedure); __entry->offset = offset; __entry->copied = copied; @@ -1018,8 +1016,8 @@ DECLARE_EVENT_CLASS(rpc_xprt_lifetime_class, TP_fast_assign( __entry->state = xprt->state; - __assign_str(addr, xprt->address_strings[RPC_DISPLAY_ADDR]); - __assign_str(port, xprt->address_strings[RPC_DISPLAY_PORT]); + __assign_str(addr); + __assign_str(port); ), TP_printk("peer=[%s]:%s state=%s", @@ -1061,8 +1059,8 @@ DECLARE_EVENT_CLASS(rpc_xprt_event, TP_fast_assign( __entry->xid = be32_to_cpu(xid); __entry->status = status; - __assign_str(addr, xprt->address_strings[RPC_DISPLAY_ADDR]); - __assign_str(port, xprt->address_strings[RPC_DISPLAY_PORT]); + __assign_str(addr); + __assign_str(port); ), TP_printk("peer=[%s]:%s xid=0x%08x status=%d", __get_str(addr), @@ -1140,10 +1138,9 @@ TRACE_EVENT(xprt_retransmit, __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); + __assign_str(progname); __entry->version = task->tk_client->cl_vers; - __assign_str(procname, rpc_proc_name(task)); + __assign_str(procname); ), TP_printk(SUNRPC_TRACE_TASK_SPECIFIER @@ -1167,8 +1164,8 @@ TRACE_EVENT(xprt_ping, TP_fast_assign( __entry->status = status; - __assign_str(addr, xprt->address_strings[RPC_DISPLAY_ADDR]); - __assign_str(port, xprt->address_strings[RPC_DISPLAY_PORT]); + __assign_str(addr); + __assign_str(port); ), TP_printk("peer=[%s]:%s status=%d", @@ -1315,8 +1312,8 @@ TRACE_EVENT(xs_data_ready, ), TP_fast_assign( - __assign_str(addr, xprt->address_strings[RPC_DISPLAY_ADDR]); - __assign_str(port, xprt->address_strings[RPC_DISPLAY_PORT]); + __assign_str(addr); + __assign_str(port); ), TP_printk("peer=[%s]:%s", __get_str(addr), __get_str(port)) @@ -1339,10 +1336,8 @@ TRACE_EVENT(xs_stream_read_data, TP_fast_assign( __entry->err = err; __entry->total = total; - __assign_str(addr, xprt ? - xprt->address_strings[RPC_DISPLAY_ADDR] : EVENT_NULL_STR); - __assign_str(port, xprt ? - xprt->address_strings[RPC_DISPLAY_PORT] : EVENT_NULL_STR); + __assign_str(addr); + __assign_str(port); ), TP_printk("peer=[%s]:%s err=%zd total=%zu", __get_str(addr), @@ -1364,8 +1359,8 @@ TRACE_EVENT(xs_stream_read_request, ), TP_fast_assign( - __assign_str(addr, xs->xprt.address_strings[RPC_DISPLAY_ADDR]); - __assign_str(port, xs->xprt.address_strings[RPC_DISPLAY_PORT]); + __assign_str(addr); + __assign_str(port); __entry->xid = be32_to_cpu(xs->recv.xid); __entry->copied = xs->recv.copied; __entry->reclen = xs->recv.len; @@ -1403,7 +1398,7 @@ TRACE_EVENT(rpcb_getport, __entry->version = clnt->cl_vers; __entry->protocol = task->tk_xprt->prot; __entry->bind_version = bind_version; - __assign_str(servername, task->tk_xprt->servername); + __assign_str(servername); ), TP_printk(SUNRPC_TRACE_TASK_SPECIFIER @@ -1493,8 +1488,8 @@ TRACE_EVENT(rpcb_register, TP_fast_assign( __entry->program = program; __entry->version = version; - __assign_str(addr, addr); - __assign_str(netid, netid); + __assign_str(addr); + __assign_str(netid); ), TP_printk("program=%u version=%u addr=%s netid=%s", @@ -1521,7 +1516,7 @@ TRACE_EVENT(rpcb_unregister, TP_fast_assign( __entry->program = program; __entry->version = version; - __assign_str(netid, netid); + __assign_str(netid); ), TP_printk("program=%u version=%u netid=%s", @@ -1551,8 +1546,8 @@ DECLARE_EVENT_CLASS(rpc_tls_class, TP_fast_assign( __entry->requested_policy = clnt->cl_xprtsec.policy; __entry->version = clnt->cl_vers; - __assign_str(servername, xprt->servername); - __assign_str(progname, clnt->cl_program->name) + __assign_str(servername); + __assign_str(progname); ), TP_printk("server=%s %sv%u requested_policy=%s", @@ -1794,10 +1789,9 @@ TRACE_EVENT(svc_process, __entry->xid = be32_to_cpu(rqst->rq_xid); __entry->vers = rqst->rq_vers; __entry->proc = rqst->rq_proc; - __assign_str(service, name); - __assign_str(procedure, svc_proc_name(rqst)); - __assign_str(addr, rqst->rq_xprt ? - rqst->rq_xprt->xpt_remotebuf : EVENT_NULL_STR); + __assign_str(service); + __assign_str(procedure); + __assign_str(addr); ), TP_printk("addr=%s xid=0x%08x service=%s vers=%u proc=%s", @@ -1915,7 +1909,7 @@ TRACE_EVENT(svc_stats_latency, __entry->execute = ktime_to_us(ktime_sub(ktime_get(), rqst->rq_stime)); - __assign_str(procedure, svc_proc_name(rqst)); + __assign_str(procedure); ), TP_printk(SVC_RQST_ENDPOINT_FORMAT " proc=%s execute-us=%lu", @@ -1980,8 +1974,8 @@ TRACE_EVENT(svc_xprt_create_err, TP_fast_assign( __entry->error = PTR_ERR(xprt); - __assign_str(program, program); - __assign_str(protocol, protocol); + __assign_str(program); + __assign_str(protocol); __assign_sockaddr(addr, sap, salen); ), @@ -2120,8 +2114,8 @@ TRACE_EVENT(svc_xprt_accept, TP_fast_assign( SVC_XPRT_ENDPOINT_ASSIGNMENTS(xprt); - __assign_str(protocol, xprt->xpt_class->xcl_name); - __assign_str(service, service); + __assign_str(protocol); + __assign_str(service); ), TP_printk(SVC_XPRT_ENDPOINT_FORMAT " protocol=%s service=%s", @@ -2260,7 +2254,7 @@ TRACE_EVENT(svcsock_marker, TP_fast_assign( __entry->length = be32_to_cpu(marker) & RPC_FRAGMENT_SIZE_MASK; __entry->last = be32_to_cpu(marker) & RPC_LAST_STREAM_FRAGMENT; - __assign_str(addr, xprt->xpt_remotebuf); + __assign_str(addr); ), TP_printk("addr=%s length=%u%s", __get_str(addr), @@ -2284,7 +2278,7 @@ DECLARE_EVENT_CLASS(svcsock_class, TP_fast_assign( __entry->result = result; __entry->flags = xprt->xpt_flags; - __assign_str(addr, xprt->xpt_remotebuf); + __assign_str(addr); ), TP_printk("addr=%s result=%zd flags=%s", __get_str(addr), @@ -2330,7 +2324,7 @@ TRACE_EVENT(svcsock_tcp_recv_short, __entry->expected = expected; __entry->received = received; __entry->flags = xprt->xpt_flags; - __assign_str(addr, xprt->xpt_remotebuf); + __assign_str(addr); ), TP_printk("addr=%s flags=%s expected=%u received=%u", @@ -2358,7 +2352,7 @@ TRACE_EVENT(svcsock_tcp_state, __entry->socket_state = socket->state; __entry->sock_state = socket->sk->sk_state; __entry->flags = xprt->xpt_flags; - __assign_str(addr, xprt->xpt_remotebuf); + __assign_str(addr); ), TP_printk("addr=%s state=%s sk_state=%s flags=%s", __get_str(addr), @@ -2385,7 +2379,7 @@ DECLARE_EVENT_CLASS(svcsock_accept_class, TP_fast_assign( __entry->status = status; - __assign_str(service, service); + __assign_str(service); __entry->netns_ino = xprt->xpt_net->ns.inum; ), @@ -2421,7 +2415,7 @@ DECLARE_EVENT_CLASS(cache_event, TP_fast_assign( __entry->h = h; - __assign_str(name, cd->name); + __assign_str(name); ), TP_printk("cache=%s entry=%p", __get_str(name), __entry->h) @@ -2466,7 +2460,7 @@ DECLARE_EVENT_CLASS(register_class, __entry->protocol = protocol; __entry->port = port; __entry->error = error; - __assign_str(program, program); + __assign_str(program); ), TP_printk("program=%sv%u proto=%s port=%u family=%s error=%d", @@ -2511,7 +2505,7 @@ TRACE_EVENT(svc_unregister, TP_fast_assign( __entry->version = version; __entry->error = error; - __assign_str(program, program); + __assign_str(program); ), TP_printk("program=%sv%u error=%d", -- cgit v1.2.3