1/*
2 *  Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
3 *  Copyright (C) 2007 The Regents of the University of California.
4 *  Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
5 *  Written by Brian Behlendorf <behlendorf1@llnl.gov>.
6 *  UCRL-CODE-235197
7 *
8 *  This file is part of the SPL, Solaris Porting Layer.
9 *
10 *  The SPL is free software; you can redistribute it and/or modify it
11 *  under the terms of the GNU General Public License as published by the
12 *  Free Software Foundation; either version 2 of the License, or (at your
13 *  option) any later version.
14 *
15 *  The SPL is distributed in the hope that it will be useful, but WITHOUT
16 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
17 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
18 *  for more details.
19 *
20 *  You should have received a copy of the GNU General Public License along
21 *  with the SPL.  If not, see <http://www.gnu.org/licenses/>.
22 */
23
24#include <linux/percpu_compat.h>
25#include <sys/debug.h>
26#include <sys/vmem.h>
27#include <sys/kmem_cache.h>
28#include <sys/shrinker.h>
29#include <linux/module.h>
30
31/*
32 * Public vmem_alloc(), vmem_zalloc() and vmem_free() interfaces.
33 */
34void *
35spl_vmem_alloc(size_t size, int flags, const char *func, int line)
36{
37	ASSERT0(flags & ~KM_PUBLIC_MASK);
38
39	flags |= KM_VMEM;
40
41#if !defined(DEBUG_KMEM)
42	return (spl_kmem_alloc_impl(size, flags, NUMA_NO_NODE));
43#elif !defined(DEBUG_KMEM_TRACKING)
44	return (spl_kmem_alloc_debug(size, flags, NUMA_NO_NODE));
45#else
46	return (spl_kmem_alloc_track(size, flags, func, line, NUMA_NO_NODE));
47#endif
48}
49EXPORT_SYMBOL(spl_vmem_alloc);
50
51void *
52spl_vmem_zalloc(size_t size, int flags, const char *func, int line)
53{
54	ASSERT0(flags & ~KM_PUBLIC_MASK);
55
56	flags |= (KM_VMEM | KM_ZERO);
57
58#if !defined(DEBUG_KMEM)
59	return (spl_kmem_alloc_impl(size, flags, NUMA_NO_NODE));
60#elif !defined(DEBUG_KMEM_TRACKING)
61	return (spl_kmem_alloc_debug(size, flags, NUMA_NO_NODE));
62#else
63	return (spl_kmem_alloc_track(size, flags, func, line, NUMA_NO_NODE));
64#endif
65}
66EXPORT_SYMBOL(spl_vmem_zalloc);
67
68void
69spl_vmem_free(const void *buf, size_t size)
70{
71#if !defined(DEBUG_KMEM)
72	return (spl_kmem_free_impl(buf, size));
73#elif !defined(DEBUG_KMEM_TRACKING)
74	return (spl_kmem_free_debug(buf, size));
75#else
76	return (spl_kmem_free_track(buf, size));
77#endif
78}
79EXPORT_SYMBOL(spl_vmem_free);
80
81int
82spl_vmem_init(void)
83{
84	return (0);
85}
86
87void
88spl_vmem_fini(void)
89{
90}
91