1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25 
  26 #ifndef _NSKERND_H
  27 #define _NSKERND_H
  28 
  29 #ifdef  __cplusplus
  30 extern "C" {
  31 #endif
  32 
  33 #include <sys/nsctl/nsc_ioctl.h>  /* for struct nskernd */
  34 
  35 enum {
  36         NSKERND_START,          /* Start of daemon processing */
  37         NSKERND_STOP,           /* Stop daemon */
  38         NSKERND_WAIT,           /* Wait for next command */
  39         NSKERND_BSIZE,          /* Get size in blocks of device */
  40         NSKERND_NEWLWP,         /* Create a new lwp */
  41         NSKERND_LOCK,           /* Obtain an inter-node lock */
  42         NSKERND_IIBITMAP        /* mark an II bitmap as failed */
  43 };
  44 
  45 /*
  46  * The following #define is used by the ii kernel to write any
  47  * flags information into the dscfg file when the bitmap volume
  48  * fails.
  49  */
  50 #define NSKERN_II_BMP_OPTION "flags"
  51 
  52 #ifdef _KERNEL
  53 
  54 extern void *proc_nskernd;
  55 extern int nskernd_iscluster;
  56 
  57 extern void nskernd_init(void);
  58 extern void nskernd_deinit(void);
  59 extern void nskernd_stop(void);
  60 extern int nskernd_get(struct nskernd *);
  61 
  62 extern void nsc_lockchild(uint64_t, uint64_t);
  63 extern void nsc_runlwp(uint64_t);
  64 
  65 #endif
  66 
  67 #ifdef  __cplusplus
  68 }
  69 #endif
  70 
  71 #endif /* _NSKERND_H */