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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 | * For details, see <http://github.com/behlendorf/spl/>. | |
10 | * | |
11 | * The SPL is free software; you can redistribute it and/or modify it | |
12 | * under the terms of the GNU General Public License as published by the | |
13 | * Free Software Foundation; either version 2 of the License, or (at your | |
14 | * option) any later version. | |
15 | * | |
16 | * The SPL is distributed in the hope that it will be useful, but WITHOUT | |
17 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
18 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
19 | * for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License along | |
22 | * with the SPL. If not, see <http://www.gnu.org/licenses/>. | |
23 | \*****************************************************************************/ | |
24 | ||
baf2979e BB |
25 | #ifndef _SPL_MM_COMPAT_H |
26 | #define _SPL_MM_COMPAT_H | |
27 | ||
28 | #include <linux/mm.h> | |
914b0631 | 29 | #include <linux/fs.h> |
baf2979e BB |
30 | |
31 | /* | |
32 | * Linux 2.6.31 API Change. | |
33 | * Individual pages_{min,low,high} moved in to watermark array. | |
34 | */ | |
35 | #ifndef min_wmark_pages | |
36 | #define min_wmark_pages(z) (z->pages_min) | |
37 | #endif | |
38 | ||
39 | #ifndef low_wmark_pages | |
40 | #define low_wmark_pages(z) (z->pages_low) | |
41 | #endif | |
42 | ||
43 | #ifndef high_wmark_pages | |
44 | #define high_wmark_pages(z) (z->pages_high) | |
45 | #endif | |
46 | ||
914b0631 BB |
47 | /* |
48 | * 2.6.37 API compat, | |
49 | * The function invalidate_inodes() is no longer exported by the kernel. | |
50 | * The prototype however is still available which means it is safe | |
51 | * to acquire the symbol's address using spl_kallsyms_lookup_name(). | |
52 | */ | |
53 | #ifndef HAVE_INVALIDATE_INODES | |
54 | typedef int (*invalidate_inodes_t)(struct super_block *sb); | |
55 | extern invalidate_inodes_t invalidate_inodes_fn; | |
56 | #define invalidate_inodes(sb) invalidate_inodes_fn(sb) | |
57 | #endif /* HAVE_INVALIDATE_INODES */ | |
58 | ||
baf2979e | 59 | #endif /* SPL_MM_COMPAT_H */ |