Beispiel #1
0
static void __exit
exit_cifs(void)
{
	cFYI(0, ("In unregister ie exit_cifs"));
#ifdef CONFIG_PROC_FS
	cifs_proc_clean();
#endif
	unregister_filesystem(&cifs_fs_type);
	cifs_destroy_inodecache();
	cifs_destroy_mids();
	cifs_destroy_request_bufs();
	if(oplockThread) {
		send_sig(SIGTERM, oplockThread, 1);
		wait_for_completion(&cifs_oplock_exited);
	}
}
Beispiel #2
0
static void __exit
exit_cifs(void)
{
    cFYI(DBG2, "exit_cifs");
    cifs_proc_clean();
    cifs_fscache_unregister();
#ifdef CONFIG_CIFS_DFS_UPCALL
    cifs_dfs_release_automount_timer();
#endif
#ifdef CONFIG_CIFS_UPCALL
    unregister_key_type(&cifs_spnego_key_type);
#endif
    unregister_filesystem(&cifs_fs_type);
    cifs_destroy_inodecache();
    cifs_destroy_mids();
    cifs_destroy_request_bufs();
}
Beispiel #3
0
static void __exit
exit_cifs(void)
{
	cFYI(DBG2, ("exit_cifs"));
	cifs_proc_clean();
#ifdef CONFIG_CIFS_DFS_UPCALL
	cifs_dfs_release_automount_timer();
	unregister_key_type(&key_type_dns_resolver);
#endif
#ifdef CONFIG_CIFS_UPCALL
	unregister_key_type(&cifs_spnego_key_type);
#endif
	unregister_filesystem(&cifs_fs_type);
	cifs_destroy_inodecache();
	cifs_destroy_mids();
	cifs_destroy_request_bufs();
	kthread_stop(oplockThread);
}
Beispiel #4
0
static void __exit
exit_cifs(void)
{
	cifs_dbg(NOISY, "exit_cifs\n");
	unregister_filesystem(&cifs_fs_type);
	cifs_dfs_release_automount_timer();
#ifdef CONFIG_CIFS_ACL
	exit_cifs_idmap();
#endif
#ifdef CONFIG_CIFS_UPCALL
	unregister_key_type(&cifs_spnego_key_type);
#endif
	cifs_destroy_request_bufs();
	cifs_destroy_mids();
	cifs_destroy_inodecache();
	cifs_fscache_unregister();
	destroy_workqueue(cifsiod_wq);
	cifs_proc_clean();
}
Beispiel #5
0
static int __init
init_cifs(void)
{
	int rc = 0;
	cifs_proc_init();
	INIT_LIST_HEAD(&cifs_tcp_ses_list);
#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
	INIT_LIST_HEAD(&GlobalDnotifyReqList);
	INIT_LIST_HEAD(&GlobalDnotifyRsp_Q);
#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
/*
 *  Initialize Global counters
 */
	atomic_set(&sesInfoAllocCount, 0);
	atomic_set(&tconInfoAllocCount, 0);
	atomic_set(&tcpSesAllocCount, 0);
	atomic_set(&tcpSesReconnectCount, 0);
	atomic_set(&tconInfoReconnectCount, 0);

	atomic_set(&bufAllocCount, 0);
	atomic_set(&smBufAllocCount, 0);
#ifdef CONFIG_CIFS_STATS2
	atomic_set(&totBufAllocCount, 0);
	atomic_set(&totSmBufAllocCount, 0);
#endif /* CONFIG_CIFS_STATS2 */

	atomic_set(&midCount, 0);
	GlobalCurrentXid = 0;
	GlobalTotalActiveXid = 0;
	GlobalMaxActiveXid = 0;
	spin_lock_init(&cifs_tcp_ses_lock);
	spin_lock_init(&cifs_file_list_lock);
	spin_lock_init(&GlobalMid_Lock);

	if (cifs_max_pending < 2) {
		cifs_max_pending = 2;
		cFYI(1, "cifs_max_pending set to min of 2");
	} else if (cifs_max_pending > 256) {
		cifs_max_pending = 256;
		cFYI(1, "cifs_max_pending set to max of 256");
	}

	rc = cifs_fscache_register();
	if (rc)
		goto out_clean_proc;

	rc = cifs_init_inodecache();
	if (rc)
		goto out_unreg_fscache;

	rc = cifs_init_mids();
	if (rc)
		goto out_destroy_inodecache;

	rc = cifs_init_request_bufs();
	if (rc)
		goto out_destroy_mids;

#ifdef CONFIG_CIFS_UPCALL
	rc = register_key_type(&cifs_spnego_key_type);
	if (rc)
		goto out_destroy_request_bufs;
#endif /* CONFIG_CIFS_UPCALL */

#ifdef CONFIG_CIFS_ACL
	rc = init_cifs_idmap();
	if (rc)
		goto out_register_key_type;
#endif /* CONFIG_CIFS_ACL */

	rc = register_filesystem(&cifs_fs_type);
	if (rc)
		goto out_init_cifs_idmap;

	return 0;

out_init_cifs_idmap:
#ifdef CONFIG_CIFS_ACL
	exit_cifs_idmap();
out_register_key_type:
#endif
#ifdef CONFIG_CIFS_UPCALL
	unregister_key_type(&cifs_spnego_key_type);
out_destroy_request_bufs:
#endif
	cifs_destroy_request_bufs();
out_destroy_mids:
	cifs_destroy_mids();
out_destroy_inodecache:
	cifs_destroy_inodecache();
out_unreg_fscache:
	cifs_fscache_unregister();
out_clean_proc:
	cifs_proc_clean();
	return rc;
}
Beispiel #6
0
static int __init
init_cifs(void)
{
    int rc = 0;
    cifs_proc_init();
    INIT_LIST_HEAD(&cifs_tcp_ses_list);
#ifdef CONFIG_CIFS_EXPERIMENTAL
    INIT_LIST_HEAD(&GlobalDnotifyReqList);
    INIT_LIST_HEAD(&GlobalDnotifyRsp_Q);
#endif
    /*
     *  Initialize Global counters
     */
    atomic_set(&sesInfoAllocCount, 0);
    atomic_set(&tconInfoAllocCount, 0);
    atomic_set(&tcpSesAllocCount, 0);
    atomic_set(&tcpSesReconnectCount, 0);
    atomic_set(&tconInfoReconnectCount, 0);

    atomic_set(&bufAllocCount, 0);
    atomic_set(&smBufAllocCount, 0);
#ifdef CONFIG_CIFS_STATS2
    atomic_set(&totBufAllocCount, 0);
    atomic_set(&totSmBufAllocCount, 0);
#endif /* CONFIG_CIFS_STATS2 */

    atomic_set(&midCount, 0);
    GlobalCurrentXid = 0;
    GlobalTotalActiveXid = 0;
    GlobalMaxActiveXid = 0;
    spin_lock_init(&cifs_tcp_ses_lock);
    spin_lock_init(&cifs_file_list_lock);
    spin_lock_init(&GlobalMid_Lock);

    if (cifs_max_pending < 2) {
        cifs_max_pending = 2;
        cFYI(1, "cifs_max_pending set to min of 2");
    } else if (cifs_max_pending > 256) {
        cifs_max_pending = 256;
        cFYI(1, "cifs_max_pending set to max of 256");
    }

    rc = cifs_fscache_register();
    if (rc)
        goto out_clean_proc;

    rc = cifs_init_inodecache();
    if (rc)
        goto out_unreg_fscache;

    rc = cifs_init_mids();
    if (rc)
        goto out_destroy_inodecache;

    rc = cifs_init_request_bufs();
    if (rc)
        goto out_destroy_mids;

    rc = register_filesystem(&cifs_fs_type);
    if (rc)
        goto out_destroy_request_bufs;
#ifdef CONFIG_CIFS_UPCALL
    rc = register_key_type(&cifs_spnego_key_type);
    if (rc)
        goto out_unregister_filesystem;
#endif

    return 0;

#ifdef CONFIG_CIFS_UPCALL
out_unregister_filesystem:
    unregister_filesystem(&cifs_fs_type);
#endif
out_destroy_request_bufs:
    cifs_destroy_request_bufs();
out_destroy_mids:
    cifs_destroy_mids();
out_destroy_inodecache:
    cifs_destroy_inodecache();
out_unreg_fscache:
    cifs_fscache_unregister();
out_clean_proc:
    cifs_proc_clean();
    return rc;
}
Beispiel #7
0
static int __init
init_cifs(void)
{
	int rc = 0;
	cifs_proc_init();
	INIT_LIST_HEAD(&cifs_tcp_ses_list);
#ifdef CONFIG_CIFS_DNOTIFY_EXPERIMENTAL /* unused temporarily */
	INIT_LIST_HEAD(&GlobalDnotifyReqList);
	INIT_LIST_HEAD(&GlobalDnotifyRsp_Q);
#endif /* was needed for dnotify, and will be needed for inotify when VFS fix */
/*
 *  Initialize Global counters
 */
	atomic_set(&sesInfoAllocCount, 0);
	atomic_set(&tconInfoAllocCount, 0);
	atomic_set(&tcpSesAllocCount, 0);
	atomic_set(&tcpSesReconnectCount, 0);
	atomic_set(&tconInfoReconnectCount, 0);

	atomic_set(&bufAllocCount, 0);
	atomic_set(&smBufAllocCount, 0);
#ifdef CONFIG_CIFS_STATS2
	atomic_set(&totBufAllocCount, 0);
	atomic_set(&totSmBufAllocCount, 0);
#endif /* CONFIG_CIFS_STATS2 */

	atomic_set(&midCount, 0);
	GlobalCurrentXid = 0;
	GlobalTotalActiveXid = 0;
	GlobalMaxActiveXid = 0;
	spin_lock_init(&cifs_tcp_ses_lock);
	spin_lock_init(&cifs_file_list_lock);
	spin_lock_init(&GlobalMid_Lock);

#ifdef CONFIG_CIFS_SMB2
	get_random_bytes(cifs_client_guid, SMB2_CLIENT_GUID_SIZE);
#endif

	if (cifs_max_pending < 2) {
		cifs_max_pending = 2;
		cFYI(1, "cifs_max_pending set to min of 2");
	} else if (cifs_max_pending > CIFS_MAX_REQ) {
		cifs_max_pending = CIFS_MAX_REQ;
		cFYI(1, "cifs_max_pending set to max of %u", CIFS_MAX_REQ);
	}

	cifsiod_wq = alloc_workqueue("cifsiod", WQ_FREEZABLE|WQ_MEM_RECLAIM, 0);
	if (!cifsiod_wq) {
		rc = -ENOMEM;
		goto out_clean_proc;
	}

	rc = cifs_fscache_register();
	if (rc)
		goto out_destroy_wq;

	rc = cifs_init_inodecache();
	if (rc)
		goto out_unreg_fscache;

	rc = cifs_init_mids();
	if (rc)
		goto out_destroy_inodecache;

	rc = cifs_init_request_bufs();
	if (rc)
		goto out_destroy_mids;

#ifdef CONFIG_CIFS_UPCALL
	rc = register_key_type(&cifs_spnego_key_type);
	if (rc)
		goto out_destroy_request_bufs;
#endif /* CONFIG_CIFS_UPCALL */

#ifdef CONFIG_CIFS_ACL
	rc = init_cifs_idmap();
	if (rc)
		goto out_register_key_type;
#endif /* CONFIG_CIFS_ACL */

	rc = register_filesystem(&cifs_fs_type);
	if (rc)
		goto out_init_cifs_idmap;

	return 0;

out_init_cifs_idmap:
#ifdef CONFIG_CIFS_ACL
	exit_cifs_idmap();
out_register_key_type:
#endif
#ifdef CONFIG_CIFS_UPCALL
	unregister_key_type(&cifs_spnego_key_type);
out_destroy_request_bufs:
#endif
	cifs_destroy_request_bufs();
out_destroy_mids:
	cifs_destroy_mids();
out_destroy_inodecache:
	cifs_destroy_inodecache();
out_unreg_fscache:
	cifs_fscache_unregister();
out_destroy_wq:
	destroy_workqueue(cifsiod_wq);
out_clean_proc:
	cifs_proc_clean();
	return rc;
}
static int __init
init_cifs(void)
{
	int rc = 0;
	cifs_proc_init();
	INIT_LIST_HEAD(&cifs_tcp_ses_list);
#ifdef CONFIG_CIFS_EXPERIMENTAL
	INIT_LIST_HEAD(&GlobalDnotifyReqList);
	INIT_LIST_HEAD(&GlobalDnotifyRsp_Q);
#endif
/*
 *  Initialize Global counters
 */
	atomic_set(&sesInfoAllocCount, 0);
	atomic_set(&tconInfoAllocCount, 0);
	atomic_set(&tcpSesAllocCount, 0);
	atomic_set(&tcpSesReconnectCount, 0);
	atomic_set(&tconInfoReconnectCount, 0);

	atomic_set(&bufAllocCount, 0);
	atomic_set(&smBufAllocCount, 0);
#ifdef CONFIG_CIFS_STATS2
	atomic_set(&totBufAllocCount, 0);
	atomic_set(&totSmBufAllocCount, 0);
#endif /* CONFIG_CIFS_STATS2 */

	atomic_set(&midCount, 0);
	GlobalCurrentXid = 0;
	GlobalTotalActiveXid = 0;
	GlobalMaxActiveXid = 0;
	memset(Local_System_Name, 0, 15);
	rwlock_init(&GlobalSMBSeslock);
	rwlock_init(&cifs_tcp_ses_lock);
	spin_lock_init(&GlobalMid_Lock);

	if (cifs_max_pending < 2) {
		cifs_max_pending = 2;
		cFYI(1, ("cifs_max_pending set to min of 2"));
	} else if (cifs_max_pending > 256) {
		cifs_max_pending = 256;
		cFYI(1, ("cifs_max_pending set to max of 256"));
	}

	rc = cifs_init_inodecache();
	if (rc)
		goto out_clean_proc;

	rc = cifs_init_mids();
	if (rc)
		goto out_destroy_inodecache;

	rc = cifs_init_request_bufs();
	if (rc)
		goto out_destroy_mids;

	rc = register_filesystem(&cifs_fs_type);
	if (rc)
		goto out_destroy_request_bufs;
#ifdef CONFIG_CIFS_UPCALL
	rc = register_key_type(&cifs_spnego_key_type);
	if (rc)
		goto out_unregister_filesystem;
#endif
#ifdef CONFIG_CIFS_DFS_UPCALL
	rc = register_key_type(&key_type_dns_resolver);
	if (rc)
		goto out_unregister_key_type;
#endif
	rc = slow_work_register_user(THIS_MODULE);
	if (rc)
		goto out_unregister_resolver_key;

	return 0;

 out_unregister_resolver_key:
#ifdef CONFIG_CIFS_DFS_UPCALL
	unregister_key_type(&key_type_dns_resolver);
 out_unregister_key_type:
#endif
#ifdef CONFIG_CIFS_UPCALL
	unregister_key_type(&cifs_spnego_key_type);
 out_unregister_filesystem:
#endif
	unregister_filesystem(&cifs_fs_type);
 out_destroy_request_bufs:
	cifs_destroy_request_bufs();
 out_destroy_mids:
	cifs_destroy_mids();
 out_destroy_inodecache:
	cifs_destroy_inodecache();
 out_clean_proc:
	cifs_proc_clean();
	return rc;
}
Beispiel #9
0
static int __init
init_cifs(void)
{
	int rc = 0;
#ifdef CONFIG_PROC_FS
	cifs_proc_init();
#endif
	INIT_LIST_HEAD(&GlobalServerList);	/* BB not implemented yet */
	INIT_LIST_HEAD(&GlobalSMBSessionList);
	INIT_LIST_HEAD(&GlobalTreeConnectionList);
	INIT_LIST_HEAD(&GlobalOplock_Q);
/*
 *  Initialize Global counters
 */
	atomic_set(&sesInfoAllocCount, 0);
	atomic_set(&tconInfoAllocCount, 0);
	atomic_set(&tcpSesAllocCount,0);
	atomic_set(&tcpSesReconnectCount, 0);
	atomic_set(&tconInfoReconnectCount, 0);

	atomic_set(&bufAllocCount, 0);
	atomic_set(&midCount, 0);
	GlobalCurrentXid = 0;
	GlobalTotalActiveXid = 0;
	GlobalMaxActiveXid = 0;
	rwlock_init(&GlobalSMBSeslock);
	spin_lock_init(&GlobalMid_Lock);

	if(cifs_max_pending < 2) {
		cifs_max_pending = 2;
		cFYI(1,("cifs_max_pending set to min of 2"));
	} else if(cifs_max_pending > 256) {
		cifs_max_pending = 256;
		cFYI(1,("cifs_max_pending set to max of 256"));
	}

	rc = cifs_init_inodecache();
	if (!rc) {
		rc = cifs_init_mids();
		if (!rc) {
			rc = cifs_init_request_bufs();
			if (!rc) {
				rc = register_filesystem(&cifs_fs_type);
				if (!rc) {                
					rc = (int)kernel_thread(cifs_oplock_thread, NULL, 
						CLONE_FS | CLONE_FILES | CLONE_VM);
					if(rc > 0)
						return 0;
					else 
						cERROR(1,("error %d create oplock thread",rc));
				}
				cifs_destroy_request_bufs();
			}
			cifs_destroy_mids();
		}
		cifs_destroy_inodecache();
	}
#ifdef CONFIG_PROC_FS
	cifs_proc_clean();
#endif
	return rc;
}