blob: 46e12d8e02d06b5dcbd8821aab1517dab036a2a8 [file] [log] [blame]
Tim Zimmermann6a834b72020-09-03 09:11:59 +02001#ifndef __CODA_PSDEV_H
2#define __CODA_PSDEV_H
3
4#include <linux/magic.h>
5
6#define CODA_PSDEV_MAJOR 67
7#define MAX_CODADEVS 5 /* how many do we allow */
8
9
10/* messages between coda filesystem in kernel and Venus */
11struct upc_req {
12 struct list_head uc_chain;
13 caddr_t uc_data;
14 u_short uc_flags;
15 u_short uc_inSize; /* Size is at most 5000 bytes */
16 u_short uc_outSize;
17 u_short uc_opcode; /* copied from data to save lookup */
18 int uc_unique;
19 wait_queue_head_t uc_sleep; /* process' wait queue */
20};
21
22#define CODA_REQ_ASYNC 0x1
23#define CODA_REQ_READ 0x2
24#define CODA_REQ_WRITE 0x4
25#define CODA_REQ_ABORT 0x8
26
27#endif /* __CODA_PSDEV_H */