1 /*- 2 * Copyright (c) 2020 The FreeBSD Foundation 3 * 4 * This software was developed by Emmanuel Vadot under sponsorship 5 * from the FreeBSD Foundation. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _LINUXKPI_LINUX_PAGEMAP_H_ 30 #define _LINUXKPI_LINUX_PAGEMAP_H_ 31 32 #include <linux/mm.h> 33 #include <linux/highmem.h> 34 #include <linux/vmalloc.h> 35 36 #define invalidate_mapping_pages(...) \ 37 linux_invalidate_mapping_pages(__VA_ARGS__) 38 39 unsigned long linux_invalidate_mapping_pages(vm_object_t obj, pgoff_t start, 40 pgoff_t end); 41 42 static inline void 43 release_pages(struct page **pages, int nr) 44 { 45 int i; 46 47 for (i = 0; i < nr; i++) 48 put_page(pages[i]); 49 } 50 51 static inline void 52 mapping_clear_unevictable(vm_object_t mapping) 53 { 54 } 55 56 #endif 57