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) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
  23  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  24  * Copyright (c) 2013 by Delphix. All rights reserved.
  25  * Copyright (c) 2012, Joyent, Inc. All rights reserved.
  26  */
  27 
  28 #ifndef _SYS_ZFS_CONTEXT_H
  29 #define _SYS_ZFS_CONTEXT_H
  30 
  31 #ifdef  __cplusplus
  32 extern "C" {
  33 #endif
  34 
  35 #define _SYS_MUTEX_H
  36 #define _SYS_RWLOCK_H
  37 #define _SYS_CONDVAR_H
  38 #define _SYS_SYSTM_H
  39 #define _SYS_T_LOCK_H
  40 #define _SYS_VNODE_H
  41 #define _SYS_VFS_H
  42 #define _SYS_SUNDDI_H
  43 #define _SYS_CALLB_H
  44 

 499 #define gethrestime(t) \
 500         do {\
 501                 (t)->tv_sec = gethrestime_sec();\
 502                 (t)->tv_nsec = 0;\
 503         } while (0);
 504 
 505 #define max_ncpus       64
 506 
 507 #define minclsyspri     60
 508 #define maxclsyspri     99
 509 
 510 #define CPU_SEQID       (thr_self() & (max_ncpus - 1))
 511 
 512 #define kcred           NULL
 513 #define CRED()          NULL
 514 
 515 #define ptob(x)         ((x) * PAGESIZE)
 516 
 517 extern uint64_t physmem;
 518 
 519 extern int highbit(ulong_t i);
 520 extern int random_get_bytes(uint8_t *ptr, size_t len);
 521 extern int random_get_pseudo_bytes(uint8_t *ptr, size_t len);
 522 
 523 extern void kernel_init(int);
 524 extern void kernel_fini(void);
 525 
 526 struct spa;
 527 extern void nicenum(uint64_t num, char *buf);
 528 extern void show_pool_stats(struct spa *);
 529 
 530 typedef struct callb_cpr {
 531         kmutex_t        *cc_lockp;
 532 } callb_cpr_t;
 533 
 534 #define CALLB_CPR_INIT(cp, lockp, func, name)   {               \
 535         (cp)->cc_lockp = lockp;                                      \
 536 }
 537 
 538 #define CALLB_CPR_SAFE_BEGIN(cp) {                              \
 539         ASSERT(MUTEX_HELD((cp)->cc_lockp));                  \

   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) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
  23  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
  24  * Copyright (c) 2012, 2014 by Delphix. All rights reserved.
  25  * Copyright (c) 2012, Joyent, Inc. All rights reserved.
  26  */
  27 
  28 #ifndef _SYS_ZFS_CONTEXT_H
  29 #define _SYS_ZFS_CONTEXT_H
  30 
  31 #ifdef  __cplusplus
  32 extern "C" {
  33 #endif
  34 
  35 #define _SYS_MUTEX_H
  36 #define _SYS_RWLOCK_H
  37 #define _SYS_CONDVAR_H
  38 #define _SYS_SYSTM_H
  39 #define _SYS_T_LOCK_H
  40 #define _SYS_VNODE_H
  41 #define _SYS_VFS_H
  42 #define _SYS_SUNDDI_H
  43 #define _SYS_CALLB_H
  44 

 499 #define gethrestime(t) \
 500         do {\
 501                 (t)->tv_sec = gethrestime_sec();\
 502                 (t)->tv_nsec = 0;\
 503         } while (0);
 504 
 505 #define max_ncpus       64
 506 
 507 #define minclsyspri     60
 508 #define maxclsyspri     99
 509 
 510 #define CPU_SEQID       (thr_self() & (max_ncpus - 1))
 511 
 512 #define kcred           NULL
 513 #define CRED()          NULL
 514 
 515 #define ptob(x)         ((x) * PAGESIZE)
 516 
 517 extern uint64_t physmem;
 518 
 519 extern int highbit64(uint64_t i);
 520 extern int random_get_bytes(uint8_t *ptr, size_t len);
 521 extern int random_get_pseudo_bytes(uint8_t *ptr, size_t len);
 522 
 523 extern void kernel_init(int);
 524 extern void kernel_fini(void);
 525 
 526 struct spa;
 527 extern void nicenum(uint64_t num, char *buf);
 528 extern void show_pool_stats(struct spa *);
 529 
 530 typedef struct callb_cpr {
 531         kmutex_t        *cc_lockp;
 532 } callb_cpr_t;
 533 
 534 #define CALLB_CPR_INIT(cp, lockp, func, name)   {               \
 535         (cp)->cc_lockp = lockp;                                      \
 536 }
 537 
 538 #define CALLB_CPR_SAFE_BEGIN(cp) {                              \
 539         ASSERT(MUTEX_HELD((cp)->cc_lockp));                  \