diff options
Diffstat (limited to 'fs/ceph/mds_client.h')
| -rw-r--r-- | fs/ceph/mds_client.h | 55 |
1 files changed, 31 insertions, 24 deletions
diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h index c98267ce6d2a..4e3a9cc0bba6 100644 --- a/fs/ceph/mds_client.h +++ b/fs/ceph/mds_client.h @@ -8,9 +8,9 @@ #include <linux/rbtree.h> #include <linux/spinlock.h> -#include "types.h" -#include "messenger.h" -#include "mdsmap.h" +#include <linux/ceph/types.h> +#include <linux/ceph/messenger.h> +#include <linux/ceph/mdsmap.h> /* * Some lock dependencies: @@ -26,7 +26,7 @@ * */ -struct ceph_client; +struct ceph_fs_client; struct ceph_cap; /* @@ -35,6 +35,7 @@ struct ceph_cap; */ struct ceph_mds_reply_info_in { struct ceph_mds_reply_inode *in; + struct ceph_dir_layout dir_layout; u32 symlink_len; char *symlink; u32 xattr_len; @@ -42,26 +43,37 @@ struct ceph_mds_reply_info_in { }; /* - * parsed info about an mds reply, including information about the - * target inode and/or its parent directory and dentry, and directory - * contents (for readdir results). + * parsed info about an mds reply, including information about + * either: 1) the target inode and/or its parent directory and dentry, + * and directory contents (for readdir results), or + * 2) the file range lock info (for fcntl F_GETLK results). */ struct ceph_mds_reply_info_parsed { struct ceph_mds_reply_head *head; + /* trace */ struct ceph_mds_reply_info_in diri, targeti; struct ceph_mds_reply_dirfrag *dirfrag; char *dname; u32 dname_len; struct ceph_mds_reply_lease *dlease; - struct ceph_mds_reply_dirfrag *dir_dir; - int dir_nr; - char **dir_dname; - u32 *dir_dname_len; - struct ceph_mds_reply_lease **dir_dlease; - struct ceph_mds_reply_info_in *dir_in; - u8 dir_complete, dir_end; + /* extra */ + union { + /* for fcntl F_GETLK results */ + struct ceph_filelock *filelock_reply; + + /* for readdir results */ + struct { + struct ceph_mds_reply_dirfrag *dir_dir; + int dir_nr; + char **dir_dname; + u32 *dir_dname_len; + struct ceph_mds_reply_lease **dir_dlease; + struct ceph_mds_reply_info_in *dir_in; + u8 dir_complete, dir_end; + }; + }; /* encoded blob describing snapshot contexts for certain operations (e.g., open) */ @@ -154,7 +166,6 @@ struct ceph_mds_request { struct ceph_mds_client *r_mdsc; int r_op; /* mds op code */ - int r_mds; /* operation on what? */ struct inode *r_inode; /* arg1 */ @@ -170,6 +181,8 @@ struct ceph_mds_request { union ceph_mds_request_args r_args; int r_fmode; /* file mode, if expecting cap */ + uid_t r_uid; + gid_t r_gid; /* for choosing which mds to send this request to */ int r_direct_mode; @@ -230,7 +243,7 @@ struct ceph_mds_request { * mds client state */ struct ceph_mds_client { - struct ceph_client *client; + struct ceph_fs_client *fsc; struct mutex mutex; /* all nested structures */ struct ceph_mdsmap *mdsmap; @@ -289,11 +302,6 @@ struct ceph_mds_client { int caps_avail_count; /* unused, unreserved */ int caps_min_count; /* keep at least this many (unreserved) */ - -#ifdef CONFIG_DEBUG_FS - struct dentry *debugfs_file; -#endif - spinlock_t dentry_lru_lock; struct list_head dentry_lru; int num_dentry; @@ -316,10 +324,9 @@ extern void ceph_put_mds_session(struct ceph_mds_session *s); extern int ceph_send_msg_mds(struct ceph_mds_client *mdsc, struct ceph_msg *msg, int mds); -extern int ceph_mdsc_init(struct ceph_mds_client *mdsc, - struct ceph_client *client); +extern int ceph_mdsc_init(struct ceph_fs_client *fsc); extern void ceph_mdsc_close_sessions(struct ceph_mds_client *mdsc); -extern void ceph_mdsc_stop(struct ceph_mds_client *mdsc); +extern void ceph_mdsc_destroy(struct ceph_fs_client *fsc); extern void ceph_mdsc_sync(struct ceph_mds_client *mdsc); |