mds_client.h File Reference

#include <linux/completion.h>
#include <linux/kref.h>
#include <linux/list.h>
#include <linux/mutex.h>
#include <linux/rbtree.h>
#include <linux/spinlock.h>
#include <linux/ceph/types.h>
#include <linux/ceph/messenger.h>
#include <linux/ceph/mdsmap.h>
#include <linux/ceph/auth.h>

Go to the source code of this file.

Data Structures
struct	ceph_mds_reply_info_in
struct	ceph_mds_reply_info_parsed
struct	ceph_mds_session
struct	ceph_mds_request
struct	ceph_mds_client

Macros
#define	CEPH_CAPS_PER_RELEASE

Typedefs
typedef void(*	ceph_mds_request_callback_t )(struct ceph_mds_client *mdsc, struct ceph_mds_request *req)

Enumerations
enum	{   CEPH_MDS_SESSION_NEW = 1, CEPH_MDS_SESSION_OPENING = 2, CEPH_MDS_SESSION_OPEN = 3, CEPH_MDS_SESSION_HUNG = 4,   CEPH_MDS_SESSION_CLOSING = 5, CEPH_MDS_SESSION_RESTARTING = 6, CEPH_MDS_SESSION_RECONNECTING = 7 }
enum	{ USE_ANY_MDS, USE_RANDOM_MDS, USE_AUTH_MDS }

Functions
const char *	ceph_mds_op_name (int op)
struct ceph_mds_session *	__ceph_lookup_mds_session (struct ceph_mds_client *, int mds)
void	ceph_put_mds_session (struct ceph_mds_session *s)
int	ceph_send_msg_mds (struct ceph_mds_client *mdsc, struct ceph_msg *msg, int mds)
int	ceph_mdsc_init (struct ceph_fs_client *fsc)
void	ceph_mdsc_close_sessions (struct ceph_mds_client *mdsc)
void	ceph_mdsc_destroy (struct ceph_fs_client *fsc)
void	ceph_mdsc_sync (struct ceph_mds_client *mdsc)
void	ceph_mdsc_lease_release (struct ceph_mds_client *mdsc, struct inode *inode, struct dentry *dn)
void	ceph_invalidate_dir_request (struct ceph_mds_request *req)
struct ceph_mds_request *	ceph_mdsc_create_request (struct ceph_mds_client *mdsc, int op, int mode)
void	ceph_mdsc_submit_request (struct ceph_mds_client *mdsc, struct ceph_mds_request *req)
int	ceph_mdsc_do_request (struct ceph_mds_client *mdsc, struct inode *dir, struct ceph_mds_request *req)
void	ceph_mdsc_release_request (struct kref *kref)
int	ceph_add_cap_releases (struct ceph_mds_client *mdsc, struct ceph_mds_session *session)
void	ceph_send_cap_releases (struct ceph_mds_client *mdsc, struct ceph_mds_session *session)
void	ceph_mdsc_pre_umount (struct ceph_mds_client *mdsc)
char *	ceph_mdsc_build_path (struct dentry *dentry, int *plen, u64 *base, int stop_on_nosnap)
void	__ceph_mdsc_drop_dentry_lease (struct dentry *dentry)
void	ceph_mdsc_lease_send_msg (struct ceph_mds_session *session, struct inode *inode, struct dentry *dentry, char action, u32 seq)
void	ceph_mdsc_handle_map (struct ceph_mds_client *mdsc, struct ceph_msg *msg)
void	ceph_mdsc_open_export_target_sessions (struct ceph_mds_client *mdsc, struct ceph_mds_session *session)

Macro Definition Documentation

#define CEPH_CAPS_PER_RELEASE

Value:

((PAGE_CACHE_SIZE -         \
                sizeof(struct ceph_mds_cap_release)) /  \
                   sizeof(struct ceph_mds_cap_item))

Definition at line 89 of file mds_client.h.

Typedef Documentation

typedef void(* ceph_mds_request_callback_t)(struct ceph_mds_client *mdsc, struct ceph_mds_request *req)

Definition at line 159 of file mds_client.h.

Enumeration Type Documentation

anonymous enum

Enumerator:

CEPH_MDS_SESSION_NEW
CEPH_MDS_SESSION_OPENING
CEPH_MDS_SESSION_OPEN
CEPH_MDS_SESSION_HUNG
CEPH_MDS_SESSION_CLOSING
CEPH_MDS_SESSION_RESTARTING
CEPH_MDS_SESSION_RECONNECTING

Definition at line 97 of file mds_client.h.

anonymous enum

Enumerator:

USE_ANY_MDS
USE_RANDOM_MDS
USE_AUTH_MDS

Definition at line 147 of file mds_client.h.

Function Documentation

struct ceph_mds_session* __ceph_lookup_mds_session ( struct ceph_mds_client *  , int  mds  )

read

Definition at line 349 of file mds_client.c.

void __ceph_mdsc_drop_dentry_lease

(

struct dentry *

dentry

)

Definition at line 2702 of file mds_client.c.

int ceph_add_cap_releases	(	struct ceph_mds_client *	mdsc,
		struct ceph_mds_session *	session
	)

Definition at line 1215 of file mds_client.c.

void ceph_invalidate_dir_request

(

struct ceph_mds_request *

req

)

Definition at line 1999 of file mds_client.c.

const char* ceph_mds_op_name

(

int

op

)

Definition at line 47 of file strings.c.

char* ceph_mdsc_build_path	(	struct dentry *	dentry,
		int *	plen,
		u64 *	base,
		int	stop_on_nosnap
	)

Definition at line 1448 of file mds_client.c.

void ceph_mdsc_close_sessions

(

struct ceph_mds_client *

mdsc

)

Definition at line 3169 of file mds_client.c.

struct ceph_mds_request* ceph_mdsc_create_request ( struct ceph_mds_client *  mdsc, int  op, int  mode  )

read

Definition at line 1392 of file mds_client.c.

void ceph_mdsc_destroy

(

struct ceph_fs_client *

fsc

)

Definition at line 3231 of file mds_client.c.

int ceph_mdsc_do_request	(	struct ceph_mds_client *	mdsc,
		struct inode *	dir,
		struct ceph_mds_request *	req
	)

Definition at line 1923 of file mds_client.c.

void ceph_mdsc_handle_map	(	struct ceph_mds_client *	mdsc,
		struct ceph_msg *	msg
	)

Definition at line 3250 of file mds_client.c.

int ceph_mdsc_init

(

struct ceph_fs_client *

fsc

)

Definition at line 2986 of file mds_client.c.

void ceph_mdsc_lease_release	(	struct ceph_mds_client *	mdsc,
		struct inode *	inode,
		struct dentry *	dn
	)

Definition at line 2854 of file mds_client.c.

void ceph_mdsc_lease_send_msg	(	struct ceph_mds_session *	session,
		struct inode *	inode,
		struct dentry *	dentry,
		char	action,
		u32	seq
	)

Definition at line 2814 of file mds_client.c.

void ceph_mdsc_open_export_target_sessions	(	struct ceph_mds_client *	mdsc,
		struct ceph_mds_session *	session
	)

Definition at line 845 of file mds_client.c.

void ceph_mdsc_pre_umount

(

struct ceph_mds_client *

mdsc

)

Definition at line 3067 of file mds_client.c.

void ceph_mdsc_release_request

(

struct kref *

kref

)

Definition at line 476 of file mds_client.c.

void ceph_mdsc_submit_request	(	struct ceph_mds_client *	mdsc,
		struct ceph_mds_request *	req
	)

Definition at line 1909 of file mds_client.c.

void ceph_mdsc_sync

(

struct ceph_mds_client *

mdsc

)

Definition at line 3128 of file mds_client.c.

void ceph_put_mds_session

(

struct ceph_mds_session *

s

)

Definition at line 333 of file mds_client.c.

void ceph_send_cap_releases	(	struct ceph_mds_client *	mdsc,
		struct ceph_mds_session *	session
	)

Definition at line 1326 of file mds_client.c.

int ceph_send_msg_mds	(	struct ceph_mds_client *	mdsc,
		struct ceph_msg *	msg,
		int	mds
	)