#include <linux/fs.h>
#include <linux/mempool.h>
#include <linux/pagemap.h>
-#include <linux/slab.h>
#include <linux/wait.h>
#include <linux/writeback.h>
#include <linux/slab.h>
struct ceph_mount_args {
int sb_flags;
+ int flags;
+ struct ceph_fsid fsid;
+ struct ceph_entity_addr my_addr;
int num_mon;
struct ceph_entity_addr *mon_addr;
- int flags;
int mount_timeout;
int osd_idle_ttl;
- int caps_wanted_delay_min, caps_wanted_delay_max;
- struct ceph_fsid fsid;
- struct ceph_entity_addr my_addr;
- int wsize;
- int rsize; /* max readahead */
- int max_readdir; /* max readdir size */
- int congestion_kb; /* max readdir size */
int osd_timeout;
int osd_keepalive_timeout;
+ int wsize;
+ int rsize; /* max readahead */
+ int congestion_kb; /* max writeback in flight */
+ int caps_wanted_delay_min, caps_wanted_delay_max;
+ int cap_release_safety;
+ int max_readdir; /* max readdir result (entires) */
+ int max_readdir_bytes; /* max readdir result (bytes) */
char *snapdir_name; /* default ".snap" */
char *name;
char *secret;
- int cap_release_safety;
};
/*
#define CEPH_OSD_KEEPALIVE_DEFAULT 5
#define CEPH_OSD_IDLE_TTL_DEFAULT 60
#define CEPH_MOUNT_RSIZE_DEFAULT (512*1024) /* readahead */
+#define CEPH_MAX_READDIR_DEFAULT 1024
+#define CEPH_MAX_READDIR_BYTES_DEFAULT (512*1024)
#define CEPH_MSG_MAX_FRONT_LEN (16*1024*1024)
#define CEPH_MSG_MAX_DATA_LEN (16*1024*1024)
#define CEPH_SNAPDIRNAME_DEFAULT ".snap"
#define CEPH_AUTH_NAME_DEFAULT "guest"
-
/*
* Delay telling the MDS we no longer want caps, in case we reopen
* the file. Delay a minimum amount of time, even if we send a cap
#define CEPH_CAPS_WANTED_DELAY_MIN_DEFAULT 5 /* cap release delay */
#define CEPH_CAPS_WANTED_DELAY_MAX_DEFAULT 60 /* cap release delay */
+#define CEPH_CAP_RELEASE_SAFETY_DEFAULT (CEPH_CAPS_PER_RELEASE * 4)
/* mount state */
enum {
#endif
};
-static inline struct ceph_client *ceph_client(struct super_block *sb)
-{
- return sb->s_fs_info;
-}
-
-
/*
* File i/o capability. This tracks shared state with the metadata
* server that allows us to cache or writeback attributes or to read
/* what the mds thinks we want */
extern int __ceph_caps_mds_wanted(struct ceph_inode_info *ci);
-extern void ceph_caps_init(void);
-extern void ceph_caps_finalize(void);
-extern void ceph_adjust_min_caps(int delta);
-extern int ceph_reserve_caps(struct ceph_cap_reservation *ctx, int need);
-extern int ceph_unreserve_caps(struct ceph_cap_reservation *ctx);
+extern void ceph_caps_init(struct ceph_mds_client *mdsc);
+extern void ceph_caps_finalize(struct ceph_mds_client *mdsc);
+extern void ceph_adjust_min_caps(struct ceph_mds_client *mdsc, int delta);
+extern int ceph_reserve_caps(struct ceph_mds_client *mdsc,
+ struct ceph_cap_reservation *ctx, int need);
+extern int ceph_unreserve_caps(struct ceph_mds_client *mdsc,
+ struct ceph_cap_reservation *ctx);
extern void ceph_reservation_status(struct ceph_client *client,
int *total, int *avail, int *used,
int *reserved, int *min);
__ceph_remove_cap(cap);
spin_unlock(&inode->i_lock);
}
-extern void ceph_put_cap(struct ceph_cap *cap);
+extern void ceph_put_cap(struct ceph_mds_client *mdsc,
+ struct ceph_cap *cap);
extern void ceph_queue_caps_release(struct inode *inode);
extern int ceph_write_inode(struct inode *inode, struct writeback_control *wbc);
-extern int ceph_fsync(struct file *file, struct dentry *dentry, int datasync);
+extern int ceph_fsync(struct file *file, int datasync);
extern void ceph_kick_flushing_caps(struct ceph_mds_client *mdsc,
struct ceph_mds_session *session);
extern int ceph_get_cap_mds(struct inode *inode);
extern void ceph_dentry_lru_add(struct dentry *dn);
extern void ceph_dentry_lru_touch(struct dentry *dn);
extern void ceph_dentry_lru_del(struct dentry *dn);
+extern void ceph_invalidate_dentry_lease(struct dentry *dentry);
/*
* our d_ops vary depending on whether the inode is live,