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| author | Sage Weil <sage@newdream.net> | 2011-11-03 09:23:36 -0700 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2011-11-05 21:10:10 -0700 |
| commit | c6ffe10015f4e6fba8a915318b319c43aed1836f (patch) | |
| tree | dd39730aeb6d00713ca27a1bf34b116d31479151 /fs/ceph/super.h | |
| parent | b58dc4100b9190f2cb437f1f67ffcb9f9acc4923 (diff) | |
| download | linux-3.10-c6ffe10015f4e6fba8a915318b319c43aed1836f.tar.gz linux-3.10-c6ffe10015f4e6fba8a915318b319c43aed1836f.tar.bz2 linux-3.10-c6ffe10015f4e6fba8a915318b319c43aed1836f.zip | |
ceph: use new D_COMPLETE dentry flag
We used to use a flag on the directory inode to track whether the dcache
contents for a directory were a complete cached copy. Switch to a dentry
flag CEPH_D_COMPLETE that is safely updated by ->d_prune().
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/super.h')
| -rw-r--r-- | fs/ceph/super.h | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/ceph/super.h b/fs/ceph/super.h index 98e60693c9a..01bf189e08a 100644 --- a/fs/ceph/super.h +++ b/fs/ceph/super.h @@ -264,7 +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; @@ -429,7 +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 */ @@ -487,6 +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) |