diff options
author | Al Viro <viro@zeniv.linux.org.uk> | 2011-01-12 16:36:09 -0500 |
---|---|---|
committer | Al Viro <viro@zeniv.linux.org.uk> | 2011-01-12 20:02:48 -0500 |
commit | 31a203df9c109480fc6d48ba0a68763e89199acb (patch) | |
tree | 6f7f1f839a7d3e3e9010baf10468a33c3ad675ba /fs/coda/coda_linux.h | |
parent | 9501e4c48e1561443e1a16c2c9917ec6c63118a4 (diff) |
take coda-private headers out of include/linux
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/coda/coda_linux.h')
-rw-r--r-- | fs/coda/coda_linux.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/fs/coda/coda_linux.h b/fs/coda/coda_linux.h new file mode 100644 index 000000000000..9b0c5323890b --- /dev/null +++ b/fs/coda/coda_linux.h | |||
@@ -0,0 +1,101 @@ | |||
1 | /* | ||
2 | * Coda File System, Linux Kernel module | ||
3 | * | ||
4 | * Original version, adapted from cfs_mach.c, (C) Carnegie Mellon University | ||
5 | * Linux modifications (C) 1996, Peter J. Braam | ||
6 | * Rewritten for Linux 2.1 (C) 1997 Carnegie Mellon University | ||
7 | * | ||
8 | * Carnegie Mellon University encourages users of this software to | ||
9 | * contribute improvements to the Coda project. | ||
10 | */ | ||
11 | |||
12 | #ifndef _LINUX_CODA_FS | ||
13 | #define _LINUX_CODA_FS | ||
14 | |||
15 | #include <linux/kernel.h> | ||
16 | #include <linux/param.h> | ||
17 | #include <linux/mm.h> | ||
18 | #include <linux/vmalloc.h> | ||
19 | #include <linux/slab.h> | ||
20 | #include <linux/wait.h> | ||
21 | #include <linux/types.h> | ||
22 | #include <linux/fs.h> | ||
23 | #include "coda_fs_i.h" | ||
24 | |||
25 | /* operations */ | ||
26 | extern const struct inode_operations coda_dir_inode_operations; | ||
27 | extern const struct inode_operations coda_file_inode_operations; | ||
28 | extern const struct inode_operations coda_ioctl_inode_operations; | ||
29 | |||
30 | extern const struct dentry_operations coda_dentry_operations; | ||
31 | |||
32 | extern const struct address_space_operations coda_file_aops; | ||
33 | extern const struct address_space_operations coda_symlink_aops; | ||
34 | |||
35 | extern const struct file_operations coda_dir_operations; | ||
36 | extern const struct file_operations coda_file_operations; | ||
37 | extern const struct file_operations coda_ioctl_operations; | ||
38 | |||
39 | /* operations shared over more than one file */ | ||
40 | int coda_open(struct inode *i, struct file *f); | ||
41 | int coda_release(struct inode *i, struct file *f); | ||
42 | int coda_permission(struct inode *inode, int mask, unsigned int flags); | ||
43 | int coda_revalidate_inode(struct dentry *); | ||
44 | int coda_getattr(struct vfsmount *, struct dentry *, struct kstat *); | ||
45 | int coda_setattr(struct dentry *, struct iattr *); | ||
46 | |||
47 | /* this file: heloers */ | ||
48 | char *coda_f2s(struct CodaFid *f); | ||
49 | int coda_isroot(struct inode *i); | ||
50 | int coda_iscontrol(const char *name, size_t length); | ||
51 | |||
52 | void coda_vattr_to_iattr(struct inode *, struct coda_vattr *); | ||
53 | void coda_iattr_to_vattr(struct iattr *, struct coda_vattr *); | ||
54 | unsigned short coda_flags_to_cflags(unsigned short); | ||
55 | |||
56 | /* sysctl.h */ | ||
57 | void coda_sysctl_init(void); | ||
58 | void coda_sysctl_clean(void); | ||
59 | |||
60 | #define CODA_ALLOC(ptr, cast, size) do { \ | ||
61 | if (size < PAGE_SIZE) \ | ||
62 | ptr = kmalloc((unsigned long) size, GFP_KERNEL); \ | ||
63 | else \ | ||
64 | ptr = (cast)vmalloc((unsigned long) size); \ | ||
65 | if (!ptr) \ | ||
66 | printk("kernel malloc returns 0 at %s:%d\n", __FILE__, __LINE__); \ | ||
67 | else memset( ptr, 0, size ); \ | ||
68 | } while (0) | ||
69 | |||
70 | |||
71 | #define CODA_FREE(ptr,size) \ | ||
72 | do { if (size < PAGE_SIZE) kfree((ptr)); else vfree((ptr)); } while (0) | ||
73 | |||
74 | /* inode to cnode access functions */ | ||
75 | |||
76 | static inline struct coda_inode_info *ITOC(struct inode *inode) | ||
77 | { | ||
78 | return list_entry(inode, struct coda_inode_info, vfs_inode); | ||
79 | } | ||
80 | |||
81 | static __inline__ struct CodaFid *coda_i2f(struct inode *inode) | ||
82 | { | ||
83 | return &(ITOC(inode)->c_fid); | ||
84 | } | ||
85 | |||
86 | static __inline__ char *coda_i2s(struct inode *inode) | ||
87 | { | ||
88 | return coda_f2s(&(ITOC(inode)->c_fid)); | ||
89 | } | ||
90 | |||
91 | /* this will not zap the inode away */ | ||
92 | static __inline__ void coda_flag_inode(struct inode *inode, int flag) | ||
93 | { | ||
94 | struct coda_inode_info *cii = ITOC(inode); | ||
95 | |||
96 | spin_lock(&cii->c_lock); | ||
97 | cii->c_flags |= flag; | ||
98 | spin_unlock(&cii->c_lock); | ||
99 | } | ||
100 | |||
101 | #endif | ||