highmem.h revision 1.3.30.1
1 1.3.30.1 christos /* $NetBSD: highmem.h,v 1.3.30.1 2019/06/10 22:08:31 christos Exp $ */ 2 1.2 riastrad 3 1.2 riastrad /*- 4 1.2 riastrad * Copyright (c) 2013 The NetBSD Foundation, Inc. 5 1.2 riastrad * All rights reserved. 6 1.2 riastrad * 7 1.2 riastrad * This code is derived from software contributed to The NetBSD Foundation 8 1.2 riastrad * by Taylor R. Campbell. 9 1.2 riastrad * 10 1.2 riastrad * Redistribution and use in source and binary forms, with or without 11 1.2 riastrad * modification, are permitted provided that the following conditions 12 1.2 riastrad * are met: 13 1.2 riastrad * 1. Redistributions of source code must retain the above copyright 14 1.2 riastrad * notice, this list of conditions and the following disclaimer. 15 1.2 riastrad * 2. Redistributions in binary form must reproduce the above copyright 16 1.2 riastrad * notice, this list of conditions and the following disclaimer in the 17 1.2 riastrad * documentation and/or other materials provided with the distribution. 18 1.2 riastrad * 19 1.2 riastrad * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 1.2 riastrad * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 1.2 riastrad * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 1.2 riastrad * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 1.2 riastrad * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 1.2 riastrad * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 1.2 riastrad * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 1.2 riastrad * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 1.2 riastrad * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 1.2 riastrad * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 1.2 riastrad * POSSIBILITY OF SUCH DAMAGE. 30 1.2 riastrad */ 31 1.2 riastrad 32 1.2 riastrad #ifndef _LINUX_HIGHMEM_H_ 33 1.2 riastrad #define _LINUX_HIGHMEM_H_ 34 1.2 riastrad 35 1.2 riastrad #include <sys/types.h> 36 1.2 riastrad #include <sys/queue.h> 37 1.2 riastrad 38 1.2 riastrad #include <uvm/uvm_extern.h> 39 1.2 riastrad 40 1.2 riastrad #include <linux/kernel.h> 41 1.2 riastrad #include <linux/mm_types.h> 42 1.2 riastrad 43 1.2 riastrad /* XXX Make the nm output a little more greppable... */ 44 1.3.30.1 christos #define kmap(p) linux_kmap(p) 45 1.3.30.1 christos #define kmap_atomic(p) linux_kmap_atomic(p) 46 1.3.30.1 christos #define kunmap(p) linux_kunmap(p) 47 1.3.30.1 christos #define kunmap_atomic(p) linux_kunmap_atomic(p) 48 1.2 riastrad 49 1.3 riastrad /* XXX Kludge! */ 50 1.3 riastrad #define kmap_atomic_prot(page, prot) kmap_atomic(page) 51 1.3 riastrad 52 1.2 riastrad int linux_kmap_init(void); 53 1.2 riastrad void linux_kmap_fini(void); 54 1.2 riastrad 55 1.2 riastrad void * kmap_atomic(struct page *); 56 1.2 riastrad void kunmap_atomic(void *); 57 1.2 riastrad 58 1.2 riastrad void * kmap(struct page *); 59 1.2 riastrad void kunmap(struct page *); 60 1.2 riastrad 61 1.2 riastrad #endif /* _LINUX_HIGHMEM_H_ */ 62
Indexes created Thu Oct 02 14:10:14 GMT 2025