diff options
Diffstat (limited to 'fs/ceph/super.h')
| -rw-r--r-- | fs/ceph/super.h | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/fs/ceph/super.h b/fs/ceph/super.h index b01442aaf27..01bf189e08a 100644 --- a/fs/ceph/super.h +++ b/fs/ceph/super.h @@ -203,6 +203,7 @@ struct ceph_inode_xattr { * Ceph dentry state */ struct ceph_dentry_info { + unsigned long flags; struct ceph_mds_session *lease_session; u32 lease_gen, lease_shared_gen; u32 lease_seq; @@ -213,6 +214,18 @@ struct ceph_dentry_info { u64 offset; }; +/* + * dentry flags + * + * The locking for D_COMPLETE is a bit odd: + * - we can clear it at almost any time (see ceph_d_prune) + * - it is only meaningful if: + * - we hold dir inode i_lock + * - we hold dir FILE_SHARED caps + * - the dentry D_COMPLETE is set + */ +#define CEPH_D_COMPLETE 1 /* if set, d_u.d_subdirs is complete directory */ + struct ceph_inode_xattrs_info { /* * (still encoded) xattr blob. we avoid the overhead of parsing @@ -251,7 +264,7 @@ struct ceph_inode_info { struct timespec i_rctime; u64 i_rbytes, i_rfiles, i_rsubdirs; u64 i_files, i_subdirs; - u64 i_max_offset; /* largest readdir offset, set with I_COMPLETE */ + u64 i_max_offset; /* largest readdir offset, set with D_COMPLETE */ struct rb_root i_fragtree; struct mutex i_fragtree_mutex; @@ -416,7 +429,6 @@ static inline struct inode *ceph_find_inode(struct super_block *sb, /* * Ceph inode. */ -#define CEPH_I_COMPLETE 1 /* we have complete directory cached */ #define CEPH_I_NODELAY 4 /* do not delay cap release */ #define CEPH_I_FLUSH 8 /* do not delay flush of dirty metadata */ #define CEPH_I_NOFLUSH 16 /* do not flush dirty caps */ @@ -474,6 +486,13 @@ static inline loff_t ceph_make_fpos(unsigned frag, unsigned off) } /* + * set/clear directory D_COMPLETE flag + */ +void ceph_dir_set_complete(struct inode *inode); +void ceph_dir_clear_complete(struct inode *inode); +bool ceph_dir_test_complete(struct inode *inode); + +/* * caps helpers */ static inline bool __ceph_is_any_real_caps(struct ceph_inode_info *ci) |