/*- * Copyright (c) 2013 EMC Corp. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ #ifndef _OPENSOLARIS_SYS_VM_H_ #define _OPENSOLARIS_SYS_VM_H_ #ifdef _KERNEL #include <sys/sf_buf.h> extern const int zfs_vm_pagerret_bad; extern const int zfs_vm_pagerret_error; extern const int zfs_vm_pagerret_ok; extern const int zfs_vm_pagerput_sync; extern const int zfs_vm_pagerput_inval; void zfs_vmobject_assert_wlocked(vm_object_t object); void zfs_vmobject_wlock(vm_object_t object); void zfs_vmobject_wunlock(vm_object_t object); static inline caddr_t zfs_map_page(vm_page_t pp, struct sf_buf **sfp) { *sfp = sf_buf_alloc(pp, 0); return ((caddr_t)sf_buf_kva(*sfp)); } static inline void zfs_unmap_page(struct sf_buf *sf) { sf_buf_free(sf); } #endif /* _KERNEL */ #endif /* _OPENSOLARIS_SYS_VM_H_ */ |