xref: /haiku/src/add-ons/kernel/file_systems/fat/bsd/vm/vm_extern.h (revision 342a1b221b5bb385410f758df2c625b70cafdd03)
1*342a1b22SJim906 /*-
2*342a1b22SJim906  * SPDX-License-Identifier: BSD-3-Clause
3*342a1b22SJim906  *
4*342a1b22SJim906  * Copyright (c) 1992, 1993
5*342a1b22SJim906  *	The Regents of the University of California.  All rights reserved.
6*342a1b22SJim906  *
7*342a1b22SJim906  * Redistribution and use in source and binary forms, with or without
8*342a1b22SJim906  * modification, are permitted provided that the following conditions
9*342a1b22SJim906  * are met:
10*342a1b22SJim906  * 1. Redistributions of source code must retain the above copyright
11*342a1b22SJim906  *    notice, this list of conditions and the following disclaimer.
12*342a1b22SJim906  * 2. Redistributions in binary form must reproduce the above copyright
13*342a1b22SJim906  *    notice, this list of conditions and the following disclaimer in the
14*342a1b22SJim906  *    documentation and/or other materials provided with the distribution.
15*342a1b22SJim906  * 3. Neither the name of the University nor the names of its contributors
16*342a1b22SJim906  *    may be used to endorse or promote products derived from this software
17*342a1b22SJim906  *    without specific prior written permission.
18*342a1b22SJim906  *
19*342a1b22SJim906  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20*342a1b22SJim906  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21*342a1b22SJim906  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22*342a1b22SJim906  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23*342a1b22SJim906  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24*342a1b22SJim906  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25*342a1b22SJim906  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26*342a1b22SJim906  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27*342a1b22SJim906  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28*342a1b22SJim906  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29*342a1b22SJim906  * SUCH DAMAGE.
30*342a1b22SJim906  */
31*342a1b22SJim906 #ifndef FAT_VM_EXTERN_H
32*342a1b22SJim906 #define FAT_VM_EXTERN_H
33*342a1b22SJim906 
34*342a1b22SJim906 
35*342a1b22SJim906 // Modified to support the Haiku FAT driver.
36*342a1b22SJim906 
37*342a1b22SJim906 static inline void
vnode_pager_setsize(struct vnode * vp,vm_ooffset_t nsize)38*342a1b22SJim906 vnode_pager_setsize(struct vnode* vp, vm_ooffset_t nsize)
39*342a1b22SJim906 {
40*342a1b22SJim906 	// This would be a good place to call file_cache_set_size, but typically the
41*342a1b22SJim906 	// node is locked at this point, and that might cause a deadlock.
42*342a1b22SJim906 
43*342a1b22SJim906 	file_map_set_size(vp->v_file_map, nsize);
44*342a1b22SJim906 }
45*342a1b22SJim906 
46*342a1b22SJim906 
47*342a1b22SJim906 #endif // FAT_VM_EXTERN_H
48