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c28b2279 BB |
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, Version 1.0 only | |
6 | * (the "License"). You may not use this file except in compliance | |
7 | * with the License. | |
8 | * | |
9 | * You can obtain a copy of the license at * usr/src/OPENSOLARIS.LICENSE | |
10 | * or http://www.opensolaris.org/os/licensing. | |
11 | * See the License for the specific language governing permissions | |
12 | * and limitations under the License. | |
13 | * | |
14 | * When distributing Covered Code, include this CDDL HEADER in each | |
15 | * file and include the License file at usr/src/OPENSOLARIS.LICENSE. | |
16 | * If applicable, add the following below this CDDL HEADER, with the | |
17 | * fields enclosed by brackets "[]" replaced with your own identifying | |
18 | * information: Portions Copyright [yyyy] [name of copyright owner] | |
19 | * | |
20 | * CDDL HEADER END | |
21 | */ | |
22 | /* | |
23 | * Copyright 2004 Sun Microsystems, Inc. All rights reserved. | |
24 | * Use is subject to license terms. | |
25 | */ | |
26 | ||
27 | #include <sys/nvpair.h> | |
28 | #include <sys/kmem.h> | |
29 | ||
30 | static void * | |
31 | nv_alloc_sleep_spl(nv_alloc_t *nva, size_t size) | |
32 | { | |
efcd79a8 | 33 | return (kmem_alloc(size, KM_SLEEP)); |
c28b2279 BB |
34 | } |
35 | ||
81eaf151 BB |
36 | static void * |
37 | nv_alloc_pushpage_spl(nv_alloc_t *nva, size_t size) | |
38 | { | |
efcd79a8 | 39 | return (kmem_alloc(size, KM_PUSHPAGE)); |
81eaf151 BB |
40 | } |
41 | ||
c28b2279 BB |
42 | static void * |
43 | nv_alloc_nosleep_spl(nv_alloc_t *nva, size_t size) | |
44 | { | |
45 | return (kmem_alloc(size, KM_NOSLEEP)); | |
46 | } | |
47 | ||
48 | static void | |
49 | nv_free_spl(nv_alloc_t *nva, void *buf, size_t size) | |
50 | { | |
51 | kmem_free(buf, size); | |
52 | } | |
53 | ||
54 | const nv_alloc_ops_t spl_sleep_ops_def = { | |
d1d7e268 MK |
55 | NULL, /* nv_ao_init() */ |
56 | NULL, /* nv_ao_fini() */ | |
57 | nv_alloc_sleep_spl, /* nv_ao_alloc() */ | |
58 | nv_free_spl, /* nv_ao_free() */ | |
59 | NULL /* nv_ao_reset() */ | |
c28b2279 BB |
60 | }; |
61 | ||
81eaf151 | 62 | const nv_alloc_ops_t spl_pushpage_ops_def = { |
d1d7e268 MK |
63 | NULL, /* nv_ao_init() */ |
64 | NULL, /* nv_ao_fini() */ | |
65 | nv_alloc_pushpage_spl, /* nv_ao_alloc() */ | |
66 | nv_free_spl, /* nv_ao_free() */ | |
67 | NULL /* nv_ao_reset() */ | |
81eaf151 BB |
68 | }; |
69 | ||
c28b2279 | 70 | const nv_alloc_ops_t spl_nosleep_ops_def = { |
d1d7e268 MK |
71 | NULL, /* nv_ao_init() */ |
72 | NULL, /* nv_ao_fini() */ | |
73 | nv_alloc_nosleep_spl, /* nv_ao_alloc() */ | |
74 | nv_free_spl, /* nv_ao_free() */ | |
75 | NULL /* nv_ao_reset() */ | |
c28b2279 BB |
76 | }; |
77 | ||
78 | nv_alloc_t nv_alloc_sleep_def = { | |
79 | &spl_sleep_ops_def, | |
80 | NULL | |
81 | }; | |
82 | ||
81eaf151 BB |
83 | nv_alloc_t nv_alloc_pushpage_def = { |
84 | &spl_pushpage_ops_def, | |
85 | NULL | |
86 | }; | |
87 | ||
c28b2279 BB |
88 | nv_alloc_t nv_alloc_nosleep_def = { |
89 | &spl_nosleep_ops_def, | |
90 | NULL | |
91 | }; | |
92 | ||
93 | nv_alloc_t *nv_alloc_sleep = &nv_alloc_sleep_def; | |
81eaf151 | 94 | nv_alloc_t *nv_alloc_pushpage = &nv_alloc_pushpage_def; |
c28b2279 | 95 | nv_alloc_t *nv_alloc_nosleep = &nv_alloc_nosleep_def; |