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6f52b16c | 1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ |
607ca46e DH |
2 | /* |
3 | * linux/include/linux/nfs_fs.h | |
4 | * | |
5 | * Copyright (C) 1992 Rick Sladkey | |
6 | * | |
7 | * OS-specific nfs filesystem definitions and declarations | |
8 | */ | |
9 | ||
10 | #ifndef _UAPI_LINUX_NFS_FS_H | |
11 | #define _UAPI_LINUX_NFS_FS_H | |
12 | ||
13 | #include <linux/magic.h> | |
14 | ||
15 | /* Default timeout values */ | |
16 | #define NFS_DEF_UDP_TIMEO (11) | |
17 | #define NFS_DEF_UDP_RETRANS (3) | |
18 | #define NFS_DEF_TCP_TIMEO (600) | |
19 | #define NFS_DEF_TCP_RETRANS (2) | |
20 | ||
21 | #define NFS_MAX_UDP_TIMEOUT (60*HZ) | |
22 | #define NFS_MAX_TCP_TIMEOUT (600*HZ) | |
23 | ||
24 | #define NFS_DEF_ACREGMIN (3) | |
25 | #define NFS_DEF_ACREGMAX (60) | |
26 | #define NFS_DEF_ACDIRMIN (30) | |
27 | #define NFS_DEF_ACDIRMAX (60) | |
28 | ||
29 | /* | |
30 | * When flushing a cluster of dirty pages, there can be different | |
31 | * strategies: | |
32 | */ | |
33 | #define FLUSH_SYNC 1 /* file being synced, or contention */ | |
34 | #define FLUSH_STABLE 4 /* commit to stable storage */ | |
35 | #define FLUSH_LOWPRI 8 /* low priority background flush */ | |
36 | #define FLUSH_HIGHPRI 16 /* high priority memory reclaim flush */ | |
37 | #define FLUSH_COND_STABLE 32 /* conditional stable write - only stable | |
38 | * if everything fits in one RPC */ | |
39 | ||
40 | ||
41 | /* | |
42 | * NFS debug flags | |
43 | */ | |
44 | #define NFSDBG_VFS 0x0001 | |
45 | #define NFSDBG_DIRCACHE 0x0002 | |
46 | #define NFSDBG_LOOKUPCACHE 0x0004 | |
47 | #define NFSDBG_PAGECACHE 0x0008 | |
48 | #define NFSDBG_PROC 0x0010 | |
49 | #define NFSDBG_XDR 0x0020 | |
50 | #define NFSDBG_FILE 0x0040 | |
51 | #define NFSDBG_ROOT 0x0080 | |
52 | #define NFSDBG_CALLBACK 0x0100 | |
53 | #define NFSDBG_CLIENT 0x0200 | |
54 | #define NFSDBG_MOUNT 0x0400 | |
55 | #define NFSDBG_FSCACHE 0x0800 | |
56 | #define NFSDBG_PNFS 0x1000 | |
57 | #define NFSDBG_PNFS_LD 0x2000 | |
58 | #define NFSDBG_STATE 0x4000 | |
59 | #define NFSDBG_ALL 0xFFFF | |
60 | ||
61 | ||
62 | #endif /* _UAPI_LINUX_NFS_FS_H */ |