2 * Copyright 2000, International Business Machines Corporation and others.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
11 * Linux module support routines.
14 #include <afsconfig.h>
15 #include "afs/param.h"
20 #if !defined(AFS_NONFSTRANS) || defined(AFS_AIX_IAUTH_ENV)
21 #include <linux/module.h> /* early to avoid printf->printk mapping */
22 #include "afs/sysincludes.h"
23 #include "afsincludes.h"
24 #include "h/unistd.h" /* For syscall numbers. */
27 #ifdef AFS_AMD64_LINUX20_ENV
28 #include <asm/ia32_unistd.h>
30 #ifdef AFS_SPARC64_LINUX20_ENV
31 #include <linux/ioctl32.h>
34 #include <linux/proc_fs.h>
35 #include <linux/slab.h>
36 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
37 #include <linux/init.h>
38 #include <linux/sched.h>
39 #include <linux/kernel.h>
42 static unsigned long nfs_server_addr = 0;
43 #if defined(module_param) && LINUX_VERSION_CODE > KERNEL_VERSION(2,6,9)
44 module_param(nfs_server_addr, long, 0);
46 MODULE_PARM(nfs_server_addr, "l");
48 MODULE_PARM_DESC(nfs_server_addr, "IP Address of NFS Server");
50 static char *this_cell = 0;
51 #if defined(module_param_array) && LINUX_VERSION_CODE > KERNEL_VERSION(2,6,9)
52 module_param(this_cell, charp, 0);
54 MODULE_PARM(this_cell, "s");
56 MODULE_PARM_DESC(this_cell, "Local cell name");
58 #if defined(AFS_LINUX24_ENV)
59 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,16)
60 DEFINE_MUTEX(afs_global_lock);
62 DECLARE_MUTEX(afs_global_lock);
64 struct proc_dir_entry *openafs_procfs;
66 struct semaphore afs_global_lock = MUTEX;
68 int afs_global_owner = 0;
70 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
78 #if !defined(EXPORTED_PROC_ROOT_FS) && defined(AFS_LINUX24_ENV)
85 err = osi_syscall_init();
88 #ifdef AFS_LINUX24_ENV
89 #if defined(EXPORTED_PROC_ROOT_FS)
90 openafs_procfs = proc_mkdir(PROC_FSDIRNAME, proc_root_fs);
92 sprintf(path, "fs/%s", PROC_FSDIRNAME);
93 openafs_procfs = proc_mkdir(path, NULL);
98 afspag_Init(htonl(nfs_server_addr));
100 afspag_SetPrimaryCell(this_cell);
105 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
113 #if !defined(EXPORTED_PROC_ROOT_FS) && defined(AFS_LINUX24_ENV)
118 osi_linux_free_afs_memory();
120 #ifdef AFS_LINUX24_ENV
122 #if defined(EXPORTED_PROC_ROOT_FS)
123 remove_proc_entry(PROC_FSDIRNAME, proc_root_fs);
125 sprintf(path, "fs/%s", PROC_FSDIRNAME);
126 remove_proc_entry(path, NULL);
132 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
133 MODULE_LICENSE("http://www.openafs.org/dl/license10.html");
134 module_init(afspag_init);
135 module_exit(afspag_cleanup);
138 #ifdef AFS_LINUX26_ENV
140 * These will never be called in the standalone PAG manager, because
141 * they are only referenced in afs_InitReq, and nothing calls that.
142 * However, we need to define them in order to resolve the reference,
143 * unless we want to move afs_InitReq out of afs_osi_pag.c.
145 int osi_linux_nfs_initreq(struct vrequest *av, struct AFS_UCRED *cr, int *code)
152 afs_nfsclient_reqhandler(struct afs_exporter *exporter,
153 struct AFS_UCRED **cred,
154 afs_int32 host, afs_int32 *pagparam,
155 struct afs_exporter **outexporter)
160 #endif /* AFS_NONFSTRANS */