blob: 5b8721efa948ec7d93fa7caeb79a535c51e8d69b [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef __CODA_PSDEV_H
2#define __CODA_PSDEV_H
3
Jens Axboe33f60e92010-04-28 09:20:33 +02004#include <linux/backing-dev.h>
Yoshihisa Abeda47c192010-10-25 02:03:46 -04005#include <linux/mutex.h>
David Howells607ca462012-10-13 10:46:48 +01006#include <uapi/linux/coda_psdev.h>
Jens Axboe33f60e92010-04-28 09:20:33 +02007
Linus Torvalds1da177e2005-04-16 15:20:36 -07008struct kstatfs;
9
Linus Torvalds1da177e2005-04-16 15:20:36 -070010/* 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;
Jens Axboe5163d902010-04-22 12:12:40 +020018 struct backing_dev_info bdi;
Yoshihisa Abeda47c192010-10-25 02:03:46 -040019 struct mutex vc_mutex;
Linus Torvalds1da177e2005-04-16 15:20:36 -070020};
21
22
Jan Harkesa1b0aa82007-07-19 01:48:50 -070023static inline struct venus_comm *coda_vcp(struct super_block *sb)
Linus Torvalds1da177e2005-04-16 15:20:36 -070024{
Jan Harkesa1b0aa82007-07-19 01:48:50 -070025 return (struct venus_comm *)((sb)->s_fs_info);
Linus Torvalds1da177e2005-04-16 15:20:36 -070026}
27
Linus Torvalds1da177e2005-04-16 15:20:36 -070028/* upcalls */
29int venus_rootfid(struct super_block *sb, struct CodaFid *fidp);
30int venus_getattr(struct super_block *sb, struct CodaFid *fid,
31 struct coda_vattr *attr);
32int venus_setattr(struct super_block *, struct CodaFid *, struct coda_vattr *);
33int venus_lookup(struct super_block *sb, struct CodaFid *fid,
34 const char *name, int length, int *type,
35 struct CodaFid *resfid);
Linus Torvalds1da177e2005-04-16 15:20:36 -070036int venus_close(struct super_block *sb, struct CodaFid *fid, int flags,
Eric W. Biedermand83f5902013-01-30 19:21:14 -080037 kuid_t uid);
Linus Torvalds1da177e2005-04-16 15:20:36 -070038int venus_open(struct super_block *sb, struct CodaFid *fid, int flags,
39 struct file **f);
40int venus_mkdir(struct super_block *sb, struct CodaFid *dirfid,
41 const char *name, int length,
42 struct CodaFid *newfid, struct coda_vattr *attrs);
43int venus_create(struct super_block *sb, struct CodaFid *dirfid,
44 const char *name, int length, int excl, int mode,
45 struct CodaFid *newfid, struct coda_vattr *attrs) ;
46int venus_rmdir(struct super_block *sb, struct CodaFid *dirfid,
47 const char *name, int length);
48int venus_remove(struct super_block *sb, struct CodaFid *dirfid,
49 const char *name, int length);
50int venus_readlink(struct super_block *sb, struct CodaFid *fid,
51 char *buffer, int *length);
52int venus_rename(struct super_block *, struct CodaFid *new_fid,
53 struct CodaFid *old_fid, size_t old_length,
54 size_t new_length, const char *old_name,
55 const char *new_name);
56int venus_link(struct super_block *sb, struct CodaFid *fid,
57 struct CodaFid *dirfid, const char *name, int len );
58int venus_symlink(struct super_block *sb, struct CodaFid *fid,
59 const char *name, int len, const char *symname, int symlen);
60int venus_access(struct super_block *sb, struct CodaFid *fid, int mask);
61int venus_pioctl(struct super_block *sb, struct CodaFid *fid,
62 unsigned int cmd, struct PioctlData *data);
Yoshihisa Abef7cc02b82010-10-25 02:03:45 -040063int coda_downcall(struct venus_comm *vcp, int opcode, union outputArgs *out);
Linus Torvalds1da177e2005-04-16 15:20:36 -070064int venus_fsync(struct super_block *sb, struct CodaFid *fid);
David Howells726c3342006-06-23 02:02:58 -070065int venus_statfs(struct dentry *dentry, struct kstatfs *sfs);
Linus Torvalds1da177e2005-04-16 15:20:36 -070066
Jaswinder Singh Rajput7e7f4ea2009-02-02 21:40:10 +053067/*
68 * Statistics
69 */
70
71extern struct venus_comm coda_comms[];
Linus Torvalds1da177e2005-04-16 15:20:36 -070072#endif