blob: f291091fb6675d8b9d8d7773c3f2f34a4f921897 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __CODA_PSDEV_H
#define __CODA_PSDEV_H
#include <linux/magic.h>
#define CODA_PSDEV_MAJOR 67
#define MAX_CODADEVS 5 /* how many do we allow */
/* 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 */
};
#define CODA_REQ_ASYNC 0x1
#define CODA_REQ_READ 0x2
#define CODA_REQ_WRITE 0x4
#define CODA_REQ_ABORT 0x8
#endif /* __CODA_PSDEV_H */