From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/net/sunrpc/rpcb_clnt.c | 152 ++++++++++++--------------------------------------
1 files changed, 37 insertions(+), 115 deletions(-)
diff --git a/kernel/net/sunrpc/rpcb_clnt.c b/kernel/net/sunrpc/rpcb_clnt.c
index ba8f367..38fe2ce 100644
--- a/kernel/net/sunrpc/rpcb_clnt.c
+++ b/kernel/net/sunrpc/rpcb_clnt.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* In-kernel rpcbind client supporting versions 2, 3, and 4 of the rpcbind
* protocol
@@ -30,11 +31,9 @@
#include <linux/sunrpc/sched.h>
#include <linux/sunrpc/xprtsock.h>
-#include "netns.h"
+#include <trace/events/sunrpc.h>
-#if IS_ENABLED(CONFIG_SUNRPC_DEBUG)
-# define RPCDBG_FACILITY RPCDBG_BIND
-#endif
+#include "netns.h"
#define RPCBIND_SOCK_PATHNAME "/var/run/rpcbind.sock"
@@ -215,10 +214,6 @@
sn->rpcb_is_af_local = is_af_local ? 1 : 0;
smp_wmb();
sn->rpcb_users = 1;
- dprintk("RPC: created new rpcb local clients (rpcb_local_clnt: "
- "%p, rpcb_local_clnt4: %p) for net %x%s\n",
- sn->rpcb_local_clnt, sn->rpcb_local_clnt4,
- net->ns.inum, (net == &init_net) ? " (init_net)" : "");
}
/*
@@ -240,6 +235,7 @@
.program = &rpcb_program,
.version = RPCBVERS_2,
.authflavor = RPC_AUTH_NULL,
+ .cred = current_cred(),
/*
* We turn off the idle timeout to prevent the kernel
* from automatically disconnecting the socket.
@@ -259,19 +255,13 @@
*/
clnt = rpc_create(&args);
if (IS_ERR(clnt)) {
- dprintk("RPC: failed to create AF_LOCAL rpcbind "
- "client (errno %ld).\n", PTR_ERR(clnt));
result = PTR_ERR(clnt);
goto out;
}
clnt4 = rpc_bind_new_program(clnt, &rpcb_program, RPCBVERS_4);
- if (IS_ERR(clnt4)) {
- dprintk("RPC: failed to bind second program to "
- "rpcbind v4 client (errno %ld).\n",
- PTR_ERR(clnt4));
+ if (IS_ERR(clnt4))
clnt4 = NULL;
- }
rpcb_set_local(net, clnt, clnt4, true);
@@ -299,6 +289,7 @@
.program = &rpcb_program,
.version = RPCBVERS_2,
.authflavor = RPC_AUTH_UNIX,
+ .cred = current_cred(),
.flags = RPC_CLNT_CREATE_NOPING,
};
struct rpc_clnt *clnt, *clnt4;
@@ -306,8 +297,6 @@
clnt = rpc_create(&args);
if (IS_ERR(clnt)) {
- dprintk("RPC: failed to create local rpcbind "
- "client (errno %ld).\n", PTR_ERR(clnt));
result = PTR_ERR(clnt);
goto out;
}
@@ -318,12 +307,8 @@
* v4 upcalls.
*/
clnt4 = rpc_bind_new_program(clnt, &rpcb_program, RPCBVERS_4);
- if (IS_ERR(clnt4)) {
- dprintk("RPC: failed to bind second program to "
- "rpcbind v4 client (errno %ld).\n",
- PTR_ERR(clnt4));
+ if (IS_ERR(clnt4))
clnt4 = NULL;
- }
rpcb_set_local(net, clnt, clnt4, false);
@@ -358,7 +343,8 @@
static struct rpc_clnt *rpcb_create(struct net *net, const char *nodename,
const char *hostname,
struct sockaddr *srvaddr, size_t salen,
- int proto, u32 version)
+ int proto, u32 version,
+ const struct cred *cred)
{
struct rpc_create_args args = {
.net = net,
@@ -370,6 +356,7 @@
.program = &rpcb_program,
.version = version,
.authflavor = RPC_AUTH_UNIX,
+ .cred = cred,
.flags = (RPC_CLNT_CREATE_NOPING |
RPC_CLNT_CREATE_NONPRIVPORT),
};
@@ -398,11 +385,8 @@
msg->rpc_resp = &result;
error = rpc_call_sync(clnt, msg, flags);
- if (error < 0) {
- dprintk("RPC: failed to contact local rpcbind "
- "server (errno %d).\n", -error);
+ if (error < 0)
return error;
- }
if (!result)
return -EACCES;
@@ -456,9 +440,7 @@
struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
bool is_set = false;
- dprintk("RPC: %sregistering (%u, %u, %d, %u) with local "
- "rpcbind\n", (port ? "" : "un"),
- prog, vers, prot, port);
+ trace_pmap_register(prog, vers, prot, port);
msg.rpc_proc = &rpcb_procedures2[RPCBPROC_UNSET];
if (port != 0) {
@@ -483,11 +465,6 @@
int result;
map->r_addr = rpc_sockaddr2uaddr(sap, GFP_KERNEL);
-
- dprintk("RPC: %sregistering [%u, %u, %s, '%s'] with "
- "local rpcbind\n", (port ? "" : "un"),
- map->r_prog, map->r_vers,
- map->r_addr, map->r_netid);
msg->rpc_proc = &rpcb_procedures4[RPCBPROC_UNSET];
if (port != 0) {
@@ -515,11 +492,6 @@
map->r_addr = rpc_sockaddr2uaddr(sap, GFP_KERNEL);
- dprintk("RPC: %sregistering [%u, %u, %s, '%s'] with "
- "local rpcbind\n", (port ? "" : "un"),
- map->r_prog, map->r_vers,
- map->r_addr, map->r_netid);
-
msg->rpc_proc = &rpcb_procedures4[RPCBPROC_UNSET];
if (port != 0) {
msg->rpc_proc = &rpcb_procedures4[RPCBPROC_SET];
@@ -536,9 +508,7 @@
{
struct rpcbind_args *map = msg->rpc_argp;
- dprintk("RPC: unregistering [%u, %u, '%s'] with "
- "local rpcbind\n",
- map->r_prog, map->r_vers, map->r_netid);
+ trace_rpcb_unregister(map->r_prog, map->r_vers, map->r_netid);
map->r_addr = "";
msg->rpc_proc = &rpcb_procedures4[RPCBPROC_UNSET];
@@ -609,6 +579,8 @@
if (address == NULL)
return rpcb_unregister_all_protofamilies(sn, &msg);
+
+ trace_rpcb_register(map.r_prog, map.r_vers, map.r_addr, map.r_netid);
switch (address->sa_family) {
case AF_INET:
@@ -688,17 +660,12 @@
rcu_read_unlock();
xprt = xprt_get(task->tk_xprt);
- dprintk("RPC: %5u %s(%s, %u, %u, %d)\n",
- task->tk_pid, __func__,
- xprt->servername, clnt->cl_prog, clnt->cl_vers, xprt->prot);
-
/* Put self on the wait queue to ensure we get notified if
* some other task is already attempting to bind the port */
- rpc_sleep_on(&xprt->binding, task, NULL);
+ rpc_sleep_on_timeout(&xprt->binding, task,
+ NULL, jiffies + xprt->bind_timeout);
if (xprt_test_and_set_binding(xprt)) {
- dprintk("RPC: %5u %s: waiting for another binder\n",
- task->tk_pid, __func__);
xprt_put(xprt);
return;
}
@@ -706,8 +673,6 @@
/* Someone else may have bound if we slept */
if (xprt_bound(xprt)) {
status = 0;
- dprintk("RPC: %5u %s: already bound\n",
- task->tk_pid, __func__);
goto bailout_nofree;
}
@@ -726,37 +691,29 @@
break;
default:
status = -EAFNOSUPPORT;
- dprintk("RPC: %5u %s: bad address family\n",
- task->tk_pid, __func__);
goto bailout_nofree;
}
if (proc == NULL) {
xprt->bind_index = 0;
status = -EPFNOSUPPORT;
- dprintk("RPC: %5u %s: no more getport versions available\n",
- task->tk_pid, __func__);
goto bailout_nofree;
}
- dprintk("RPC: %5u %s: trying rpcbind version %u\n",
- task->tk_pid, __func__, bind_version);
+ trace_rpcb_getport(clnt, task, bind_version);
rpcb_clnt = rpcb_create(xprt->xprt_net,
clnt->cl_nodename,
xprt->servername, sap, salen,
- xprt->prot, bind_version);
+ xprt->prot, bind_version,
+ clnt->cl_cred);
if (IS_ERR(rpcb_clnt)) {
status = PTR_ERR(rpcb_clnt);
- dprintk("RPC: %5u %s: rpcb_create failed, error %ld\n",
- task->tk_pid, __func__, PTR_ERR(rpcb_clnt));
goto bailout_nofree;
}
- map = kzalloc(sizeof(struct rpcbind_args), GFP_ATOMIC);
+ map = kzalloc(sizeof(struct rpcbind_args), GFP_NOFS);
if (!map) {
status = -ENOMEM;
- dprintk("RPC: %5u %s: no memory available\n",
- task->tk_pid, __func__);
goto bailout_release_client;
}
map->r_prog = clnt->cl_prog;
@@ -770,11 +727,9 @@
case RPCBVERS_4:
case RPCBVERS_3:
map->r_netid = xprt->address_strings[RPC_DISPLAY_NETID];
- map->r_addr = rpc_sockaddr2uaddr(sap, GFP_ATOMIC);
+ map->r_addr = rpc_sockaddr2uaddr(sap, GFP_NOFS);
if (!map->r_addr) {
status = -ENOMEM;
- dprintk("RPC: %5u %s: no memory available\n",
- task->tk_pid, __func__);
goto bailout_free_args;
}
map->r_owner = "";
@@ -788,12 +743,6 @@
child = rpcb_call_async(rpcb_clnt, map, proc);
rpc_release_client(rpcb_clnt);
- if (IS_ERR(child)) {
- /* rpcb_map_release() has freed the arguments */
- dprintk("RPC: %5u %s: rpc_run_task failed\n",
- task->tk_pid, __func__);
- return;
- }
xprt->stat.bind_count++;
rpc_put_task(child);
@@ -817,34 +766,33 @@
{
struct rpcbind_args *map = data;
struct rpc_xprt *xprt = map->r_xprt;
- int status = child->tk_status;
+
+ map->r_status = child->tk_status;
/* Garbage reply: retry with a lesser rpcbind version */
- if (status == -EIO)
- status = -EPROTONOSUPPORT;
+ if (map->r_status == -EIO)
+ map->r_status = -EPROTONOSUPPORT;
/* rpcbind server doesn't support this rpcbind protocol version */
- if (status == -EPROTONOSUPPORT)
+ if (map->r_status == -EPROTONOSUPPORT)
xprt->bind_index++;
- if (status < 0) {
+ if (map->r_status < 0) {
/* rpcbind server not available on remote host? */
- xprt->ops->set_port(xprt, 0);
+ map->r_port = 0;
+
} else if (map->r_port == 0) {
/* Requested RPC service wasn't registered on remote host */
- xprt->ops->set_port(xprt, 0);
- status = -EACCES;
+ map->r_status = -EACCES;
} else {
/* Succeeded */
- xprt->ops->set_port(xprt, map->r_port);
- xprt_set_bound(xprt);
- status = 0;
+ map->r_status = 0;
}
- dprintk("RPC: %5u rpcb_getport_done(status %d, port %u)\n",
- child->tk_pid, status, map->r_port);
-
- map->r_status = status;
+ trace_rpcb_setport(child, map->r_status, map->r_port);
+ xprt->ops->set_port(xprt, map->r_port);
+ if (map->r_port)
+ xprt_set_bound(xprt);
}
/*
@@ -856,11 +804,6 @@
{
const struct rpcbind_args *rpcb = data;
__be32 *p;
-
- dprintk("RPC: %5u encoding PMAP_%s call (%u, %u, %d, %u)\n",
- req->rq_task->tk_pid,
- req->rq_task->tk_msg.rpc_proc->p_name,
- rpcb->r_prog, rpcb->r_vers, rpcb->r_prot, rpcb->r_port);
p = xdr_reserve_space(xdr, RPCB_mappingargs_sz << 2);
*p++ = cpu_to_be32(rpcb->r_prog);
@@ -883,8 +826,6 @@
return -EIO;
port = be32_to_cpup(p);
- dprintk("RPC: %5u PMAP_%s result: %lu\n", req->rq_task->tk_pid,
- req->rq_task->tk_msg.rpc_proc->p_name, port);
if (unlikely(port > USHRT_MAX))
return -EIO;
@@ -905,11 +846,6 @@
*boolp = 0;
if (*p != xdr_zero)
*boolp = 1;
-
- dprintk("RPC: %5u RPCB_%s call %s\n",
- req->rq_task->tk_pid,
- req->rq_task->tk_msg.rpc_proc->p_name,
- (*boolp ? "succeeded" : "failed"));
return 0;
}
@@ -933,12 +869,6 @@
{
const struct rpcbind_args *rpcb = data;
__be32 *p;
-
- dprintk("RPC: %5u encoding RPCB_%s call (%u, %u, '%s', '%s')\n",
- req->rq_task->tk_pid,
- req->rq_task->tk_msg.rpc_proc->p_name,
- rpcb->r_prog, rpcb->r_vers,
- rpcb->r_netid, rpcb->r_addr);
p = xdr_reserve_space(xdr, (RPCB_program_sz + RPCB_version_sz) << 2);
*p++ = cpu_to_be32(rpcb->r_prog);
@@ -969,11 +899,8 @@
* If the returned universal address is a null string,
* the requested RPC service was not registered.
*/
- if (len == 0) {
- dprintk("RPC: %5u RPCB reply: program not registered\n",
- req->rq_task->tk_pid);
+ if (len == 0)
return 0;
- }
if (unlikely(len > RPCBIND_MAXUADDRLEN))
goto out_fail;
@@ -981,8 +908,6 @@
p = xdr_inline_decode(xdr, len);
if (unlikely(p == NULL))
goto out_fail;
- dprintk("RPC: %5u RPCB_%s reply: %*pE\n", req->rq_task->tk_pid,
- req->rq_task->tk_msg.rpc_proc->p_name, len, (char *)p);
if (rpc_uaddr2sockaddr(req->rq_xprt->xprt_net, (char *)p, len,
sap, sizeof(address)) == 0)
@@ -992,9 +917,6 @@
return 0;
out_fail:
- dprintk("RPC: %5u malformed RPCB_%s reply\n",
- req->rq_task->tk_pid,
- req->rq_task->tk_msg.rpc_proc->p_name);
return -EIO;
}
--
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