nvpair_alloc_system.c

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    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 https://opensource.org/licenses/CDDL-1.0.
   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 
   28 
   29 #include <rpc/types.h>
   30 #include <sys/kmem.h>
   31 #include <sys/nvpair.h>
   32 
   33 static void *
   34 nv_alloc_sys(nv_alloc_t *nva, size_t size)
   35 {
   36         return (kmem_alloc(size, (int)(uintptr_t)nva->nva_arg));
   37 }
   38 
   39 static void
   40 nv_free_sys(nv_alloc_t *nva, void *buf, size_t size)
   41 {
   42         (void) nva;
   43         kmem_free(buf, size);
   44 }
   45 
   46 static const nv_alloc_ops_t system_ops = {
   47         NULL,                   /* nv_ao_init() */
   48         NULL,                   /* nv_ao_fini() */
   49         nv_alloc_sys,           /* nv_ao_alloc() */
   50         nv_free_sys,            /* nv_ao_free() */
   51         NULL                    /* nv_ao_reset() */
   52 };
   53 
   54 static nv_alloc_t nv_alloc_sleep_def = {
   55         &system_ops,
   56         (void *)KM_SLEEP
   57 };
   58 
   59 static nv_alloc_t nv_alloc_nosleep_def = {
   60         &system_ops,
   61         (void *)KM_NOSLEEP
   62 };
   63 
   64 nv_alloc_t *const nv_alloc_sleep = &nv_alloc_sleep_def;
   65 nv_alloc_t *const nv_alloc_nosleep = &nv_alloc_nosleep_def;

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FreeBSD/Linux Kernel Cross Reference sys/contrib/openzfs/lib/libnvpair/nvpair_alloc_system.c

FreeBSD/Linux Kernel Cross Reference
sys/contrib/openzfs/lib/libnvpair/nvpair_alloc_system.c