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248c7ed0d2
Sponsored-by: https://despairlabs.com/sponsor/ Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Rob Norris <robn@despairlabs.com> Closes #17861
184 lines
4.5 KiB
C
184 lines
4.5 KiB
C
// SPDX-License-Identifier: CDDL-1.0
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/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or https://opensource.org/licenses/CDDL-1.0.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*/
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/*
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* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
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* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
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* Copyright (c) 2012, 2018 by Delphix. All rights reserved.
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* Copyright (c) 2012, Joyent, Inc. All rights reserved.
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*/
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#ifndef _SYS_ZFS_CONTEXT_H
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#define _SYS_ZFS_CONTEXT_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* This code compiles in three different contexts. When __KERNEL__ is defined,
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* the code uses "unix-like" kernel interfaces. When _STANDALONE is defined, the
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* code is running in a reduced capacity environment of the boot loader which is
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* generally a subset of both POSIX and kernel interfaces (with a few unique
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* interfaces too). When neither are defined, it's in a userland POSIX or
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* similar environment.
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*/
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#if defined(__KERNEL__) || defined(_STANDALONE)
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#include <sys/types.h>
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#include <sys/atomic.h>
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#include <sys/sysmacros.h>
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#include <sys/vmsystm.h>
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#include <sys/condvar.h>
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#include <sys/cmn_err.h>
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#include <sys/kmem.h>
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#include <sys/kmem_cache.h>
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#include <sys/vmem.h>
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#include <sys/misc.h>
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#include <sys/taskq.h>
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#include <sys/param.h>
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#include <sys/disp.h>
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#include <sys/debug.h>
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#include <sys/random.h>
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#include <sys/string.h>
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#include <sys/byteorder.h>
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#include <sys/list.h>
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#include <sys/time.h>
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#include <sys/zone.h>
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#include <sys/kstat.h>
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#include <sys/zfs_debug.h>
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#include <sys/sysevent.h>
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#include <sys/sysevent/eventdefs.h>
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#include <sys/zfs_delay.h>
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#include <sys/sunddi.h>
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#include <sys/ctype.h>
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#include <sys/disp.h>
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#include <sys/trace.h>
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#include <sys/procfs_list.h>
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#include <sys/mod.h>
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#include <sys/uio_impl.h>
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#include <sys/zfs_context_os.h>
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#else /* _KERNEL || _STANDALONE */
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#include <stdio.h>
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#include <stdlib.h>
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#include <stddef.h>
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#include <stdarg.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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#include <setjmp.h>
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#include <assert.h>
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#include <limits.h>
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#include <atomic.h>
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#include <dirent.h>
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#include <time.h>
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#include <ctype.h>
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#include <signal.h>
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#include <sys/mman.h>
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#include <sys/types.h>
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#include <sys/cred.h>
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#include <sys/sysmacros.h>
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#include <sys/resource.h>
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#include <sys/byteorder.h>
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#include <sys/list.h>
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#include <sys/mod.h>
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#include <sys/uio.h>
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#include <sys/zfs_debug.h>
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#include <sys/kstat.h>
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#include <sys/u8_textprep.h>
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#include <sys/sysevent.h>
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#include <sys/sysevent/eventdefs.h>
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#include <sys/sunddi.h>
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#include <sys/debug.h>
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#include <sys/trace_zfs.h>
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#include <sys/zone.h>
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#include <sys/mutex.h>
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#include <sys/rwlock.h>
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#include <sys/condvar.h>
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#include <sys/cmn_err.h>
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#include <sys/thread.h>
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#include <sys/taskq.h>
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#include <sys/tsd.h>
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#include <sys/procfs_list.h>
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#include <sys/kmem.h>
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#include <sys/zfs_delay.h>
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#include <sys/vnode.h>
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#include <sys/callb.h>
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#include <sys/trace.h>
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#include <sys/systm.h>
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#include <sys/misc.h>
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#include <sys/random.h>
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#include <sys/callb.h>
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#include <sys/trace.h>
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#include <sys/zfs_context_os.h>
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/*
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* Stack
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*/
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#define noinline __attribute__((noinline))
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#define likely(x) __builtin_expect((x), 1)
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#define unlikely(x) __builtin_expect((x), 0)
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#ifdef __FreeBSD__
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typedef off_t loff_t;
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#endif
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/*
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* Random stuff
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*/
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#define max_ncpus 64
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#define boot_ncpus (sysconf(_SC_NPROCESSORS_ONLN))
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/*
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* Process priorities as defined by setpriority(2) and getpriority(2).
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*/
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#define minclsyspri 19
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#define defclsyspri 0
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/* Write issue taskq priority. */
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#define wtqclsyspri -19
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#define maxclsyspri -20
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#define CPU_SEQID ((uintptr_t)pthread_self() & (max_ncpus - 1))
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#define CPU_SEQID_UNSTABLE CPU_SEQID
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#define NN_NUMBUF_SZ (6)
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extern int highbit64(uint64_t i);
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extern int lowbit64(uint64_t i);
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/*
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* Kernel modules
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*/
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#define __init
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#define __exit
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#endif /* _KERNEL || _STANDALONE */
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#ifdef __cplusplus
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};
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#endif
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#endif /* _SYS_ZFS_CONTEXT_H */
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