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zfs_component.c revision 1.1.10.2
      1  1.1.10.2  tls /*	$NetBSD: zfs_component.c,v 1.1.10.2 2014/08/20 00:04:39 tls Exp $	*/
      2  1.1.10.2  tls 
      3  1.1.10.2  tls /*
      4  1.1.10.2  tls  * Copyright (c) 2009 Antti Kantee.  All Rights Reserved.
      5  1.1.10.2  tls  *
      6  1.1.10.2  tls  * Redistribution and use in source and binary forms, with or without
      7  1.1.10.2  tls  * modification, are permitted provided that the following conditions
      8  1.1.10.2  tls  * are met:
      9  1.1.10.2  tls  * 1. Redistributions of source code must retain the above copyright
     10  1.1.10.2  tls  *    notice, this list of conditions and the following disclaimer.
     11  1.1.10.2  tls  * 2. Redistributions in binary form must reproduce the above copyright
     12  1.1.10.2  tls  *    notice, this list of conditions and the following disclaimer in the
     13  1.1.10.2  tls  *    documentation and/or other materials provided with the distribution.
     14  1.1.10.2  tls  *
     15  1.1.10.2  tls  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
     16  1.1.10.2  tls  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     17  1.1.10.2  tls  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     18  1.1.10.2  tls  * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  1.1.10.2  tls  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  1.1.10.2  tls  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
     21  1.1.10.2  tls  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  1.1.10.2  tls  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  1.1.10.2  tls  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  1.1.10.2  tls  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  1.1.10.2  tls  * SUCH DAMAGE.
     26  1.1.10.2  tls  */
     27  1.1.10.2  tls 
     28  1.1.10.2  tls #include <sys/cdefs.h>
     29  1.1.10.2  tls __KERNEL_RCSID(0, "$NetBSD: zfs_component.c,v 1.1.10.2 2014/08/20 00:04:39 tls Exp $");
     30  1.1.10.2  tls 
     31  1.1.10.2  tls #include <sys/param.h>
     32  1.1.10.2  tls #include <sys/conf.h>
     33  1.1.10.2  tls #include <sys/device.h>
     34  1.1.10.2  tls #include <sys/stat.h>
     35  1.1.10.2  tls 
     36  1.1.10.2  tls #include "rump_private.h"
     37  1.1.10.2  tls #include "rump_vfs_private.h"
     38  1.1.10.2  tls 
     39  1.1.10.2  tls RUMP_COMPONENT(RUMP_COMPONENT_VFS)
     40  1.1.10.2  tls {
     41  1.1.10.2  tls 	extern const struct bdevsw zfs_bdevsw;
     42  1.1.10.2  tls 	extern const struct cdevsw zfs_cdevsw;
     43  1.1.10.2  tls 	devmajor_t bmaj, cmaj;
     44  1.1.10.2  tls 	int error;
     45  1.1.10.2  tls 
     46  1.1.10.2  tls 	/* go, mydevfs */
     47  1.1.10.2  tls 	bmaj = cmaj = -1;
     48  1.1.10.2  tls 
     49  1.1.10.2  tls 	if ((error = devsw_attach("zfs", &zfs_bdevsw, &bmaj,
     50  1.1.10.2  tls 	    &zfs_cdevsw, &cmaj)) != 0 && error != EEXIST)
     51  1.1.10.2  tls 		panic("cannot attach zfs: %d", error);
     52  1.1.10.2  tls 
     53  1.1.10.2  tls 	if ((error = rump_vfs_makeonedevnode(S_IFCHR,
     54  1.1.10.2  tls 	    "/dev/zfs", cmaj, 0)) != 0)
     55  1.1.10.2  tls 		panic("cannot create zfs dev nodes: %d", error);
     56  1.1.10.2  tls 	devsw_detach(&zfs_bdevsw, &zfs_cdevsw);
     57  1.1.10.2  tls }
     58