source: src/linux/universal/linux-4.9/fs/orangefs/orangefs-dev-proto.h @ 31884

Last change on this file since 31884 was 31884, checked in by brainslayer, 6 weeks ago

update kernels

File size: 2.2 KB
Line 
1/*
2 * (C) 2001 Clemson University and The University of Chicago
3 *
4 * See COPYING in top-level directory.
5 */
6
7#ifndef _ORANGEFS_DEV_PROTO_H
8#define _ORANGEFS_DEV_PROTO_H
9
10/*
11 * types and constants shared between user space and kernel space for
12 * device interaction using a common protocol
13 */
14
15/*
16 * valid orangefs kernel operation types
17 */
18#define ORANGEFS_VFS_OP_INVALID           0xFF000000
19#define ORANGEFS_VFS_OP_FILE_IO        0xFF000001
20#define ORANGEFS_VFS_OP_LOOKUP         0xFF000002
21#define ORANGEFS_VFS_OP_CREATE         0xFF000003
22#define ORANGEFS_VFS_OP_GETATTR        0xFF000004
23#define ORANGEFS_VFS_OP_REMOVE         0xFF000005
24#define ORANGEFS_VFS_OP_MKDIR          0xFF000006
25#define ORANGEFS_VFS_OP_READDIR        0xFF000007
26#define ORANGEFS_VFS_OP_SETATTR        0xFF000008
27#define ORANGEFS_VFS_OP_SYMLINK        0xFF000009
28#define ORANGEFS_VFS_OP_RENAME         0xFF00000A
29#define ORANGEFS_VFS_OP_STATFS         0xFF00000B
30#define ORANGEFS_VFS_OP_TRUNCATE       0xFF00000C
31#define ORANGEFS_VFS_OP_RA_FLUSH       0xFF00000D
32#define ORANGEFS_VFS_OP_FS_MOUNT       0xFF00000E
33#define ORANGEFS_VFS_OP_FS_UMOUNT      0xFF00000F
34#define ORANGEFS_VFS_OP_GETXATTR       0xFF000010
35#define ORANGEFS_VFS_OP_SETXATTR          0xFF000011
36#define ORANGEFS_VFS_OP_LISTXATTR         0xFF000012
37#define ORANGEFS_VFS_OP_REMOVEXATTR       0xFF000013
38#define ORANGEFS_VFS_OP_PARAM          0xFF000014
39#define ORANGEFS_VFS_OP_PERF_COUNT     0xFF000015
40#define ORANGEFS_VFS_OP_CANCEL            0xFF00EE00
41#define ORANGEFS_VFS_OP_FSYNC          0xFF00EE01
42#define ORANGEFS_VFS_OP_FSKEY             0xFF00EE02
43#define ORANGEFS_VFS_OP_READDIRPLUS       0xFF00EE03
44#define ORANGEFS_VFS_OP_FEATURES        0xFF00EE05 /* 2.9.6 */
45
46/* features is a 64-bit unsigned bitmask */
47#define ORANGEFS_FEATURE_READAHEAD 1
48
49/*
50 * Misc constants. Please retain them as multiples of 8!
51 * Otherwise 32-64 bit interactions will be messed up :)
52 */
53#define ORANGEFS_MAX_DEBUG_STRING_LEN   0x00000800
54
55/*
56 * The maximum number of directory entries in a single request is 96.
57 * XXX: Why can this not be higher. The client-side code can handle up to 512.
58 * XXX: What happens if we expect more than the client can return?
59 */
60#define ORANGEFS_MAX_DIRENT_COUNT_READDIR 96
61
62#include "upcall.h"
63#include "downcall.h"
64
65#endif
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