[mirror_ubuntu-bionic-kernel.git] / include / linux / coda_psdev.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __CODA_PSDEV_H
#define __CODA_PSDEV_H

#include <linux/backing-dev.h>
#include <linux/mutex.h>
#include <uapi/linux/coda_psdev.h>

struct kstatfs;

/* communication pending/processing queues */
struct venus_comm {
	u_long		    vc_seq;
	wait_queue_head_t   vc_waitq; /* Venus wait queue */
	struct list_head    vc_pending;
	struct list_head    vc_processing;
	int                 vc_inuse;
	struct super_block *vc_sb;
	struct mutex	    vc_mutex;
};


static inline struct venus_comm *coda_vcp(struct super_block *sb)
{
	return (struct venus_comm *)((sb)->s_fs_info);
}

/* upcalls */
int venus_rootfid(struct super_block *sb, struct CodaFid *fidp);
int venus_getattr(struct super_block *sb, struct CodaFid *fid,
		  struct coda_vattr *attr);
int venus_setattr(struct super_block *, struct CodaFid *, struct coda_vattr *);
int venus_lookup(struct super_block *sb, struct CodaFid *fid, 
		 const char *name, int length, int *type, 
		 struct CodaFid *resfid);
int venus_close(struct super_block *sb, struct CodaFid *fid, int flags,
		kuid_t uid);
int venus_open(struct super_block *sb, struct CodaFid *fid, int flags,
	       struct file **f);
int venus_mkdir(struct super_block *sb, struct CodaFid *dirfid, 
		const char *name, int length, 
		struct CodaFid *newfid, struct coda_vattr *attrs);
int venus_create(struct super_block *sb, struct CodaFid *dirfid, 
		 const char *name, int length, int excl, int mode,
		 struct CodaFid *newfid, struct coda_vattr *attrs) ;
int venus_rmdir(struct super_block *sb, struct CodaFid *dirfid, 
		const char *name, int length);
int venus_remove(struct super_block *sb, struct CodaFid *dirfid, 
		 const char *name, int length);
int venus_readlink(struct super_block *sb, struct CodaFid *fid, 
		   char *buffer, int *length);
int venus_rename(struct super_block *, struct CodaFid *new_fid, 
		 struct CodaFid *old_fid, size_t old_length, 
		 size_t new_length, const char *old_name, 
		 const char *new_name);
int venus_link(struct super_block *sb, struct CodaFid *fid, 
		  struct CodaFid *dirfid, const char *name, int len );
int venus_symlink(struct super_block *sb, struct CodaFid *fid,
		  const char *name, int len, const char *symname, int symlen);
int venus_access(struct super_block *sb, struct CodaFid *fid, int mask);
int venus_pioctl(struct super_block *sb, struct CodaFid *fid,
		 unsigned int cmd, struct PioctlData *data);
int coda_downcall(struct venus_comm *vcp, int opcode, union outputArgs *out);
int venus_fsync(struct super_block *sb, struct CodaFid *fid);
int venus_statfs(struct dentry *dentry, struct kstatfs *sfs);

/*
 * Statistics
 */

extern struct venus_comm coda_comms[];
#endif
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
1da177e4 LT	2	#ifndef __CODA_PSDEV_H
	3	#define __CODA_PSDEV_H
	4
33f60e96	5	#include <linux/backing-dev.h>
da47c19e	6	#include <linux/mutex.h>
607ca46e	7	#include <uapi/linux/coda_psdev.h>
33f60e96	8
1da177e4 LT	9	struct kstatfs;
1da177e4 LT	10
1da177e4 LT	11	/* communication pending/processing queues */
	12	struct venus_comm {
	13	u_long vc_seq;
	14	wait_queue_head_t vc_waitq; /* Venus wait queue */
	15	struct list_head vc_pending;
	16	struct list_head vc_processing;
	17	int vc_inuse;
	18	struct super_block *vc_sb;
da47c19e	19	struct mutex vc_mutex;
1da177e4 LT	20	};
	21
	22
a1b0aa87	23	static inline struct venus_comm coda_vcp(struct super_block sb)
1da177e4	24	{
a1b0aa87	25	return (struct venus_comm *)((sb)->s_fs_info);
1da177e4 LT	26	}
1da177e4 LT	27
1da177e4 LT	28	/* upcalls */
	29	int venus_rootfid(struct super_block sb, struct CodaFid fidp);
	30	int venus_getattr(struct super_block sb, struct CodaFid fid,
	31	struct coda_vattr *attr);
	32	int venus_setattr(struct super_block , struct CodaFid , struct coda_vattr *);
	33	int venus_lookup(struct super_block sb, struct CodaFid fid,
	34	const char name, int length, int type,
	35	struct CodaFid *resfid);
1da177e4	36	int venus_close(struct super_block sb, struct CodaFid fid, int flags,
d83f5901	37	kuid_t uid);
1da177e4 LT	38	int venus_open(struct super_block sb, struct CodaFid fid, int flags,
	39	struct file **f);
	40	int venus_mkdir(struct super_block sb, struct CodaFid dirfid,
	41	const char *name, int length,
	42	struct CodaFid newfid, struct coda_vattr attrs);
	43	int 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) ;
	46	int venus_rmdir(struct super_block sb, struct CodaFid dirfid,
	47	const char *name, int length);
	48	int venus_remove(struct super_block sb, struct CodaFid dirfid,
	49	const char *name, int length);
	50	int venus_readlink(struct super_block sb, struct CodaFid fid,
	51	char buffer, int length);
	52	int 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);
	56	int venus_link(struct super_block sb, struct CodaFid fid,
	57	struct CodaFid dirfid, const char name, int len );
	58	int venus_symlink(struct super_block sb, struct CodaFid fid,
	59	const char name, int len, const char symname, int symlen);
	60	int venus_access(struct super_block sb, struct CodaFid fid, int mask);
	61	int venus_pioctl(struct super_block sb, struct CodaFid fid,
	62	unsigned int cmd, struct PioctlData *data);
f7cc02b8	63	int coda_downcall(struct venus_comm vcp, int opcode, union outputArgs out);
1da177e4	64	int venus_fsync(struct super_block sb, struct CodaFid fid);
726c3342	65	int venus_statfs(struct dentry dentry, struct kstatfs sfs);
1da177e4	66
7e7f4eae JSR	67	/*
	68	* Statistics
	69	*/
	70
	71	extern struct venus_comm coda_comms[];
1da177e4	72	#endif