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 <sys/debug.h> 25 #include <sys/vmem.h> 26 #include <sys/kmem_cache.h> 27 #include <sys/shrinker.h> 28 #include <linux/module.h> 29 30 /* 31 * Public vmem_alloc(), vmem_zalloc() and vmem_free() interfaces. 32 */ 33 void * 34 spl_vmem_alloc(size_t size, int flags, const char *func, int line) 35 { 36 ASSERT0(flags & ~KM_PUBLIC_MASK); 37 38 flags |= KM_VMEM; 39 40 #if !defined(DEBUG_KMEM) 41 return (spl_kmem_alloc_impl(size, flags, NUMA_NO_NODE)); 42 #elif !defined(DEBUG_KMEM_TRACKING) 43 return (spl_kmem_alloc_debug(size, flags, NUMA_NO_NODE)); 44 #else 45 return (spl_kmem_alloc_track(size, flags, func, line, NUMA_NO_NODE)); 46 #endif 47 } 48 EXPORT_SYMBOL(spl_vmem_alloc); 49 50 void * 51 spl_vmem_zalloc(size_t size, int flags, const char *func, int line) 52 { 53 ASSERT0(flags & ~KM_PUBLIC_MASK); 54 55 flags |= (KM_VMEM | KM_ZERO); 56 57 #if !defined(DEBUG_KMEM) 58 return (spl_kmem_alloc_impl(size, flags, NUMA_NO_NODE)); 59 #elif !defined(DEBUG_KMEM_TRACKING) 60 return (spl_kmem_alloc_debug(size, flags, NUMA_NO_NODE)); 61 #else 62 return (spl_kmem_alloc_track(size, flags, func, line, NUMA_NO_NODE)); 63 #endif 64 } 65 EXPORT_SYMBOL(spl_vmem_zalloc); 66 67 void 68 spl_vmem_free(const void *buf, size_t size) 69 { 70 #if !defined(DEBUG_KMEM) 71 return (spl_kmem_free_impl(buf, size)); 72 #elif !defined(DEBUG_KMEM_TRACKING) 73 return (spl_kmem_free_debug(buf, size)); 74 #else 75 return (spl_kmem_free_track(buf, size)); 76 #endif 77 } 78 EXPORT_SYMBOL(spl_vmem_free); 79 80 int 81 spl_vmem_init(void) 82 { 83 return (0); 84 } 85 86 void 87 spl_vmem_fini(void) 88 { 89 } 90