Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef __CODA_PSDEV_H
2#define __CODA_PSDEV_H
3
4#include <linux/backing-dev.h>
5#include <linux/mutex.h>
6#include <uapi/linux/coda_psdev.h>
7
8struct kstatfs;
9
10/* communication pending/processing queues */
11struct venus_comm {
12 u_long vc_seq;
13 wait_queue_head_t vc_waitq; /* Venus wait queue */
14 struct list_head vc_pending;
15 struct list_head vc_processing;
16 int vc_inuse;
17 struct super_block *vc_sb;
18 struct mutex vc_mutex;
19};
20
21
22static inline struct venus_comm *coda_vcp(struct super_block *sb)
23{
24 return (struct venus_comm *)((sb)->s_fs_info);
25}
26
27/* upcalls */
28int venus_rootfid(struct super_block *sb, struct CodaFid *fidp);
29int venus_getattr(struct super_block *sb, struct CodaFid *fid,
30 struct coda_vattr *attr);
31int venus_setattr(struct super_block *, struct CodaFid *, struct coda_vattr *);
32int venus_lookup(struct super_block *sb, struct CodaFid *fid,
33 const char *name, int length, int *type,
34 struct CodaFid *resfid);
35int venus_close(struct super_block *sb, struct CodaFid *fid, int flags,
36 kuid_t uid);
37int venus_open(struct super_block *sb, struct CodaFid *fid, int flags,
38 struct file **f);
39int venus_mkdir(struct super_block *sb, struct CodaFid *dirfid,
40 const char *name, int length,
41 struct CodaFid *newfid, struct coda_vattr *attrs);
42int venus_create(struct super_block *sb, struct CodaFid *dirfid,
43 const char *name, int length, int excl, int mode,
44 struct CodaFid *newfid, struct coda_vattr *attrs) ;
45int venus_rmdir(struct super_block *sb, struct CodaFid *dirfid,
46 const char *name, int length);
47int venus_remove(struct super_block *sb, struct CodaFid *dirfid,
48 const char *name, int length);
49int venus_readlink(struct super_block *sb, struct CodaFid *fid,
50 char *buffer, int *length);
51int venus_rename(struct super_block *, struct CodaFid *new_fid,
52 struct CodaFid *old_fid, size_t old_length,
53 size_t new_length, const char *old_name,
54 const char *new_name);
55int venus_link(struct super_block *sb, struct CodaFid *fid,
56 struct CodaFid *dirfid, const char *name, int len );
57int venus_symlink(struct super_block *sb, struct CodaFid *fid,
58 const char *name, int len, const char *symname, int symlen);
59int venus_access(struct super_block *sb, struct CodaFid *fid, int mask);
60int venus_pioctl(struct super_block *sb, struct CodaFid *fid,
61 unsigned int cmd, struct PioctlData *data);
62int coda_downcall(struct venus_comm *vcp, int opcode, union outputArgs *out);
63int venus_fsync(struct super_block *sb, struct CodaFid *fid);
64int venus_statfs(struct dentry *dentry, struct kstatfs *sfs);
65
66/*
67 * Statistics
68 */
69
70extern struct venus_comm coda_comms[];
71#endif