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#ifndef __CODA_PSDEV_H
#define __CODA_PSDEV_H
#define CODA_PSDEV_MAJOR 67
#define MAX_CODADEVS 5 /* how many do we allow */
#define CODA_SUPER_MAGIC 0x73757245
/* messages between coda filesystem in kernel and Venus */
struct upc_req {
struct list_head uc_chain;
caddr_t uc_data;
u_short uc_flags;
u_short uc_inSize; /* Size is at most 5000 bytes */
u_short uc_outSize;
u_short uc_opcode; /* copied from data to save lookup */
int uc_unique;
wait_queue_head_t uc_sleep; /* process' wait queue */
unsigned long uc_posttime;
};
#define REQ_ASYNC 0x1
#define REQ_READ 0x2
#define REQ_WRITE 0x4
#define REQ_ABORT 0x8
/*
* Statistics
*/
struct coda_upcallstats {
int ncalls; /* client requests */
int nbadcalls; /* upcall failures */
int reqs[CODA_NCALLS]; /* count of each request */
} ;
#endif