caps.c File Reference

#include <linux/ceph/ceph_debug.h>
#include <linux/fs.h>
#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/wait.h>
#include <linux/writeback.h>
#include "super.h"
#include "mds_client.h"
#include <linux/ceph/decode.h>
#include <linux/ceph/messenger.h>

Go to the source code of this file.

Macros
#define	MAX_CAP_STR   20

Functions
const char *	ceph_cap_string (int caps)
void	ceph_caps_init (struct ceph_mds_client *mdsc)
void	ceph_caps_finalize (struct ceph_mds_client *mdsc)
void	ceph_adjust_min_caps (struct ceph_mds_client *mdsc, int delta)
int	ceph_reserve_caps (struct ceph_mds_client *mdsc, struct ceph_cap_reservation *ctx, int need)
int	ceph_unreserve_caps (struct ceph_mds_client *mdsc, struct ceph_cap_reservation *ctx)
void	ceph_put_cap (struct ceph_mds_client *mdsc, struct ceph_cap *cap)
void	ceph_reservation_status (struct ceph_fs_client *fsc, int *total, int *avail, int *used, int *reserved, int *min)
struct ceph_cap *	ceph_get_cap_for_mds (struct ceph_inode_info *ci, int mds)
int	ceph_get_cap_mds (struct inode *inode)
int	ceph_add_cap (struct inode *inode, struct ceph_mds_session *session, u64 cap_id, int fmode, unsigned issued, unsigned wanted, unsigned seq, unsigned mseq, u64 realmino, int flags, struct ceph_cap_reservation *caps_reservation)
int	__ceph_caps_issued (struct ceph_inode_info *ci, int *implemented)
int	__ceph_caps_issued_other (struct ceph_inode_info *ci, struct ceph_cap *ocap)
int	__ceph_caps_issued_mask (struct ceph_inode_info *ci, int mask, int touch)
int	ceph_caps_revoking (struct ceph_inode_info *ci, int mask)
int	__ceph_caps_used (struct ceph_inode_info *ci)
int	__ceph_caps_file_wanted (struct ceph_inode_info *ci)
int	__ceph_caps_mds_wanted (struct ceph_inode_info *ci)
void	__ceph_remove_cap (struct ceph_cap *cap)
void	ceph_queue_caps_release (struct inode *inode)
void	__ceph_flush_snaps (struct ceph_inode_info *ci, struct ceph_mds_session **psession, int again) __releases(ci-> i_ceph_lock) __acquires(ci->i_ceph_lock)
int	__ceph_mark_dirty_caps (struct ceph_inode_info *ci, int mask)
void	ceph_check_caps (struct ceph_inode_info *ci, int flags, struct ceph_mds_session *session)
int	ceph_fsync (struct file *file, loff_t start, loff_t end, int datasync)
int	ceph_write_inode (struct inode *inode, struct writeback_control *wbc)
void	ceph_kick_flushing_caps (struct ceph_mds_client *mdsc, struct ceph_mds_session *session)
int	ceph_get_caps (struct ceph_inode_info *ci, int need, int want, int *got, loff_t endoff)
void	ceph_get_cap_refs (struct ceph_inode_info *ci, int caps)
void	ceph_put_cap_refs (struct ceph_inode_info *ci, int had)
void	ceph_put_wrbuffer_cap_refs (struct ceph_inode_info *ci, int nr, struct ceph_snap_context *snapc)
void	ceph_handle_caps (struct ceph_mds_session *session, struct ceph_msg *msg)
void	ceph_check_delayed_caps (struct ceph_mds_client *mdsc)
void	ceph_flush_dirty_caps (struct ceph_mds_client *mdsc)
void	ceph_put_fmode (struct ceph_inode_info *ci, int fmode)
int	ceph_encode_inode_release (void **p, struct inode *inode, int mds, int drop, int unless, int force)
int	ceph_encode_dentry_release (void **p, struct dentry *dentry, int mds, int drop, int unless)

Macro Definition Documentation

#define MAX_CAP_STR   20

Definition at line 46 of file caps.c.

Function Documentation

int __ceph_caps_file_wanted

(

struct ceph_inode_info *

ci

)

Definition at line 830 of file caps.c.

int __ceph_caps_issued	(	struct ceph_inode_info *	ci,
		int *	implemented
	)

Definition at line 664 of file caps.c.

int __ceph_caps_issued_mask	(	struct ceph_inode_info *	ci,
		int	mask,
		int	touch
	)

Definition at line 730 of file caps.c.

int __ceph_caps_issued_other	(	struct ceph_inode_info *	ci,
		struct ceph_cap *	ocap
	)

Definition at line 688 of file caps.c.

int __ceph_caps_mds_wanted

(

struct ceph_inode_info *

ci

)

Definition at line 843 of file caps.c.

int __ceph_caps_used

(

struct ceph_inode_info *

ci

)

Definition at line 811 of file caps.c.

void __ceph_flush_snaps	(	struct ceph_inode_info *	ci,
		struct ceph_mds_session **	psession,
		int	again
	)		-> i_ceph_lock) __acquires(ci->i_ceph_lock)

Definition at line 1204 of file caps.c.

int __ceph_mark_dirty_caps	(	struct ceph_inode_info *	ci,
		int	mask
	)

Definition at line 1336 of file caps.c.

void __ceph_remove_cap

(

struct ceph_cap *

cap

)

Definition at line 872 of file caps.c.

int ceph_add_cap	(	struct inode *	inode,
		struct ceph_mds_session *	session,
		u64	cap_id,
		int	fmode,
		unsigned	issued,
		unsigned	wanted,
		unsigned	seq,
		unsigned	mseq,
		u64	realmino,
		int	flags,
		struct ceph_cap_reservation *	caps_reservation
	)

Definition at line 512 of file caps.c.

void ceph_adjust_min_caps	(	struct ceph_mds_client *	mdsc,
		int	delta
	)

Definition at line 142 of file caps.c.

const char* ceph_cap_string

(

int

caps

)

Definition at line 70 of file caps.c.

void ceph_caps_finalize

(

struct ceph_mds_client *

mdsc

)

Definition at line 123 of file caps.c.

void ceph_caps_init

(

struct ceph_mds_client *

mdsc

)

Definition at line 117 of file caps.c.

int ceph_caps_revoking	(	struct ceph_inode_info *	ci,
		int	mask
	)

Definition at line 789 of file caps.c.

void ceph_check_caps	(	struct ceph_inode_info *	ci,
		int	flags,
		struct ceph_mds_session *	session
	)

Definition at line 1450 of file caps.c.

void ceph_check_delayed_caps

(

struct ceph_mds_client *

mdsc

)

Definition at line 2907 of file caps.c.

int ceph_encode_dentry_release	(	void **	p,
		struct dentry *	dentry,
		int	mds,
		int	drop,
		int	unless
	)

Definition at line 3054 of file caps.c.

int ceph_encode_inode_release	(	void **	p,
		struct inode *	inode,
		int	mds,
		int	drop,
		int	unless,
		int	force
	)

Definition at line 2986 of file caps.c.

void ceph_flush_dirty_caps

(

struct ceph_mds_client *

mdsc

)

Definition at line 2934 of file caps.c.

int ceph_fsync	(	struct file *	file,
		loff_t	start,
		loff_t	end,
		int	datasync
	)

Definition at line 1811 of file caps.c.

struct ceph_cap* ceph_get_cap_for_mds ( struct ceph_inode_info *  ci, int  mds  )

read

Definition at line 331 of file caps.c.

int ceph_get_cap_mds

(

struct inode *

inode

)

Definition at line 362 of file caps.c.

void ceph_get_cap_refs	(	struct ceph_inode_info *	ci,
		int	caps
	)

Definition at line 2140 of file caps.c.

int ceph_get_caps	(	struct ceph_inode_info *	ci,
		int	need,
		int	want,
		int *	got,
		loff_t	endoff
	)

Definition at line 2115 of file caps.c.

void ceph_handle_caps	(	struct ceph_mds_session *	session,
		struct ceph_msg *	msg
	)

Definition at line 2758 of file caps.c.

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

Definition at line 1910 of file caps.c.

void ceph_put_cap	(	struct ceph_mds_client *	mdsc,
		struct ceph_cap *	cap
	)

Definition at line 266 of file caps.c.

void ceph_put_cap_refs	(	struct ceph_inode_info *	ci,
		int	had
	)

Definition at line 2156 of file caps.c.

void ceph_put_fmode	(	struct ceph_inode_info *	ci,
		int	fmode
	)

Definition at line 2961 of file caps.c.

void ceph_put_wrbuffer_cap_refs	(	struct ceph_inode_info *	ci,
		int	nr,
		struct ceph_snap_context *	snapc
	)

Definition at line 2217 of file caps.c.

void ceph_queue_caps_release

(

struct inode *

inode

)

Definition at line 1034 of file caps.c.

void ceph_reservation_status	(	struct ceph_fs_client *	fsc,
		int *	total,
		int *	avail,
		int *	used,
		int *	reserved,
		int *	min
	)

Definition at line 291 of file caps.c.

int ceph_reserve_caps	(	struct ceph_mds_client *	mdsc,
		struct ceph_cap_reservation *	ctx,
		int	need
	)

Definition at line 150 of file caps.c.

int ceph_unreserve_caps	(	struct ceph_mds_client *	mdsc,
		struct ceph_cap_reservation *	ctx
	)

Definition at line 209 of file caps.c.

int ceph_write_inode	(	struct inode *	inode,
		struct writeback_control *	wbc
	)

Definition at line 1852 of file caps.c.