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8115 parallel zfs mount


   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 (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.

  23  */
  24 
  25 #ifndef _BITSET_H
  26 #define _BITSET_H
  27 
  28 #ifdef  __cplusplus
  29 extern "C" {
  30 #endif
  31 
  32 #if (defined(_KERNEL) || defined(_KMEMUSER))
  33 #include <sys/bitmap.h>
  34 #include <sys/types.h>
  35 
  36 typedef struct bitset {
  37         ulong_t *bs_set;
  38         uint_t  bs_words;
  39         uint_t  bs_fanout;
  40 } bitset_t;
  41 
  42 /*
  43  * Bitset initialiation / teardown
  44  */
  45 void            bitset_init(bitset_t *);
  46 void            bitset_init_fanout(bitset_t *, uint_t);
  47 void            bitset_fini(bitset_t *);
  48 
  49 /*
  50  * Resize / query a bitset's holding capacity
  51  */
  52 void            bitset_resize(bitset_t *, uint_t);


  70  * Bitset queries
  71  */
  72 int             bitset_in_set(bitset_t *, uint_t);
  73 int             bitset_is_null(bitset_t *);
  74 uint_t          bitset_find(bitset_t *);
  75 
  76 /*
  77  * Bitset computations
  78  */
  79 int             bitset_and(bitset_t *, bitset_t *, bitset_t *);
  80 int             bitset_or(bitset_t *, bitset_t *, bitset_t *);
  81 int             bitset_xor(bitset_t *, bitset_t *, bitset_t *);
  82 
  83 /*
  84  * Miscellaneous bitset operations
  85  */
  86 void            bitset_zero(bitset_t *);
  87 void            bitset_copy(bitset_t *, bitset_t *);
  88 int             bitset_match(bitset_t *, bitset_t *);
  89 
  90 #endif  /* !_KERNEL && !_KMEMUSER */
  91 
  92 #ifdef  __cplusplus
  93 }
  94 #endif
  95 
  96 #endif /* _BITSET_H */


   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 (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
  23  * Copyright 2017 RackTop Systems.
  24  */
  25 
  26 #ifndef _BITSET_H
  27 #define _BITSET_H
  28 
  29 #ifdef  __cplusplus
  30 extern "C" {
  31 #endif
  32 
  33 #if defined(_KERNEL) || defined(_FAKE_KERNEL) || defined(_KMEMUSER)
  34 #include <sys/bitmap.h>
  35 #include <sys/types.h>
  36 
  37 typedef struct bitset {
  38         ulong_t *bs_set;
  39         uint_t  bs_words;
  40         uint_t  bs_fanout;
  41 } bitset_t;
  42 
  43 /*
  44  * Bitset initialiation / teardown
  45  */
  46 void            bitset_init(bitset_t *);
  47 void            bitset_init_fanout(bitset_t *, uint_t);
  48 void            bitset_fini(bitset_t *);
  49 
  50 /*
  51  * Resize / query a bitset's holding capacity
  52  */
  53 void            bitset_resize(bitset_t *, uint_t);


  71  * Bitset queries
  72  */
  73 int             bitset_in_set(bitset_t *, uint_t);
  74 int             bitset_is_null(bitset_t *);
  75 uint_t          bitset_find(bitset_t *);
  76 
  77 /*
  78  * Bitset computations
  79  */
  80 int             bitset_and(bitset_t *, bitset_t *, bitset_t *);
  81 int             bitset_or(bitset_t *, bitset_t *, bitset_t *);
  82 int             bitset_xor(bitset_t *, bitset_t *, bitset_t *);
  83 
  84 /*
  85  * Miscellaneous bitset operations
  86  */
  87 void            bitset_zero(bitset_t *);
  88 void            bitset_copy(bitset_t *, bitset_t *);
  89 int             bitset_match(bitset_t *, bitset_t *);
  90 
  91 #endif  /* _KERNEL || _FAKE_KERNEL || _KMEMUSER */
  92 
  93 #ifdef  __cplusplus
  94 }
  95 #endif
  96 
  97 #endif /* _BITSET_H */