ia64/linux-2.6.18-xen.hg

view net/rxrpc/main.c @ 673:3161879fdf22

[IA64] xencomm: support XENMEM_add_to_physmap and XENMEM_remove_from_phsymap

support XENMEM_add_to_physmap and XENMEM_remove_from_phsymap.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
author Isaku Yamahata <yamahata@valinux.co.jp>
date Tue Sep 16 21:26:15 2008 +0900 (2008-09-16)
parents 831230e53067
children
line source
1 /* main.c: Rx RPC interface
2 *
3 * Copyright (C) 2002 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 */
12 #include <linux/module.h>
13 #include <linux/init.h>
14 #include <linux/sched.h>
15 #include <rxrpc/rxrpc.h>
16 #include <rxrpc/krxiod.h>
17 #include <rxrpc/krxsecd.h>
18 #include <rxrpc/krxtimod.h>
19 #include <rxrpc/transport.h>
20 #include <rxrpc/connection.h>
21 #include <rxrpc/call.h>
22 #include <rxrpc/message.h>
23 #include "internal.h"
25 MODULE_DESCRIPTION("Rx RPC implementation");
26 MODULE_AUTHOR("Red Hat, Inc.");
27 MODULE_LICENSE("GPL");
29 __be32 rxrpc_epoch;
31 /*****************************************************************************/
32 /*
33 * initialise the Rx module
34 */
35 static int __init rxrpc_initialise(void)
36 {
37 int ret;
39 /* my epoch value */
40 rxrpc_epoch = htonl(xtime.tv_sec);
42 /* register the /proc interface */
43 #ifdef CONFIG_PROC_FS
44 ret = rxrpc_proc_init();
45 if (ret<0)
46 return ret;
47 #endif
49 /* register the sysctl files */
50 #ifdef CONFIG_SYSCTL
51 ret = rxrpc_sysctl_init();
52 if (ret<0)
53 goto error_proc;
54 #endif
56 /* start the krxtimod daemon */
57 ret = rxrpc_krxtimod_start();
58 if (ret<0)
59 goto error_sysctl;
61 /* start the krxiod daemon */
62 ret = rxrpc_krxiod_init();
63 if (ret<0)
64 goto error_krxtimod;
66 /* start the krxsecd daemon */
67 ret = rxrpc_krxsecd_init();
68 if (ret<0)
69 goto error_krxiod;
71 kdebug("\n\n");
73 return 0;
75 error_krxiod:
76 rxrpc_krxiod_kill();
77 error_krxtimod:
78 rxrpc_krxtimod_kill();
79 error_sysctl:
80 #ifdef CONFIG_SYSCTL
81 rxrpc_sysctl_cleanup();
82 error_proc:
83 #endif
84 #ifdef CONFIG_PROC_FS
85 rxrpc_proc_cleanup();
86 #endif
87 return ret;
88 } /* end rxrpc_initialise() */
90 module_init(rxrpc_initialise);
92 /*****************************************************************************/
93 /*
94 * clean up the Rx module
95 */
96 static void __exit rxrpc_cleanup(void)
97 {
98 kenter("");
100 __RXACCT(printk("Outstanding Messages : %d\n",
101 atomic_read(&rxrpc_message_count)));
102 __RXACCT(printk("Outstanding Calls : %d\n",
103 atomic_read(&rxrpc_call_count)));
104 __RXACCT(printk("Outstanding Connections: %d\n",
105 atomic_read(&rxrpc_connection_count)));
106 __RXACCT(printk("Outstanding Peers : %d\n",
107 atomic_read(&rxrpc_peer_count)));
108 __RXACCT(printk("Outstanding Transports : %d\n",
109 atomic_read(&rxrpc_transport_count)));
111 rxrpc_krxsecd_kill();
112 rxrpc_krxiod_kill();
113 rxrpc_krxtimod_kill();
114 #ifdef CONFIG_SYSCTL
115 rxrpc_sysctl_cleanup();
116 #endif
117 #ifdef CONFIG_PROC_FS
118 rxrpc_proc_cleanup();
119 #endif
121 __RXACCT(printk("Outstanding Messages : %d\n",
122 atomic_read(&rxrpc_message_count)));
123 __RXACCT(printk("Outstanding Calls : %d\n",
124 atomic_read(&rxrpc_call_count)));
125 __RXACCT(printk("Outstanding Connections: %d\n",
126 atomic_read(&rxrpc_connection_count)));
127 __RXACCT(printk("Outstanding Peers : %d\n",
128 atomic_read(&rxrpc_peer_count)));
129 __RXACCT(printk("Outstanding Transports : %d\n",
130 atomic_read(&rxrpc_transport_count)));
132 kleave("");
133 } /* end rxrpc_cleanup() */
135 module_exit(rxrpc_cleanup);
137 /*****************************************************************************/
138 /*
139 * clear the dead space between task_struct and kernel stack
140 * - called by supplying -finstrument-functions to gcc
141 */
142 #if 0
143 void __cyg_profile_func_enter (void *this_fn, void *call_site)
144 __attribute__((no_instrument_function));
146 void __cyg_profile_func_enter (void *this_fn, void *call_site)
147 {
148 asm volatile(" movl %%esp,%%edi \n"
149 " andl %0,%%edi \n"
150 " addl %1,%%edi \n"
151 " movl %%esp,%%ecx \n"
152 " subl %%edi,%%ecx \n"
153 " shrl $2,%%ecx \n"
154 " movl $0xedededed,%%eax \n"
155 " rep stosl \n"
156 :
157 : "i"(~(THREAD_SIZE-1)), "i"(sizeof(struct thread_info))
158 : "eax", "ecx", "edi", "memory", "cc"
159 );
160 }
162 void __cyg_profile_func_exit(void *this_fn, void *call_site)
163 __attribute__((no_instrument_function));
165 void __cyg_profile_func_exit(void *this_fn, void *call_site)
166 {
167 asm volatile(" movl %%esp,%%edi \n"
168 " andl %0,%%edi \n"
169 " addl %1,%%edi \n"
170 " movl %%esp,%%ecx \n"
171 " subl %%edi,%%ecx \n"
172 " shrl $2,%%ecx \n"
173 " movl $0xdadadada,%%eax \n"
174 " rep stosl \n"
175 :
176 : "i"(~(THREAD_SIZE-1)), "i"(sizeof(struct thread_info))
177 : "eax", "ecx", "edi", "memory", "cc"
178 );
179 }
180 #endif