linux/include/linux/coda_psdev.h
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   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 backing_dev_info bdi;
  19        struct mutex        vc_mutex;
  20};
  21
  22
  23static inline struct venus_comm *coda_vcp(struct super_block *sb)
  24{
  25        return (struct venus_comm *)((sb)->s_fs_info);
  26}
  27
  28/* 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);
  36int venus_close(struct super_block *sb, struct CodaFid *fid, int flags,
  37                kuid_t uid);
  38int 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);
  63int coda_downcall(struct venus_comm *vcp, int opcode, union outputArgs *out);
  64int venus_fsync(struct super_block *sb, struct CodaFid *fid);
  65int venus_statfs(struct dentry *dentry, struct kstatfs *sfs);
  66
  67/*
  68 * Statistics
  69 */
  70
  71extern struct venus_comm coda_comms[];
  72#endif
  73
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