diff options
Diffstat (limited to 'include/linux/dcache.h')
| -rw-r--r-- | include/linux/dcache.h | 46 |
1 files changed, 20 insertions, 26 deletions
diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 4afb60365675..8d1395f945bf 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -203,34 +203,34 @@ struct dentry_operations { #define DCACHE_NFSFS_RENAMED BIT(12) /* this dentry has been "silly renamed" and has to be deleted on the last * dput() */ -#define DCACHE_FSNOTIFY_PARENT_WATCHED BIT(14) +#define DCACHE_FSNOTIFY_PARENT_WATCHED BIT(13) /* Parent inode is watched by some fsnotify listener */ -#define DCACHE_DENTRY_KILLED BIT(15) +#define DCACHE_DENTRY_KILLED BIT(14) -#define DCACHE_MOUNTED BIT(16) /* is a mountpoint */ -#define DCACHE_NEED_AUTOMOUNT BIT(17) /* handle automount on this dir */ -#define DCACHE_MANAGE_TRANSIT BIT(18) /* manage transit from this dirent */ +#define DCACHE_MOUNTED BIT(15) /* is a mountpoint */ +#define DCACHE_NEED_AUTOMOUNT BIT(16) /* handle automount on this dir */ +#define DCACHE_MANAGE_TRANSIT BIT(17) /* manage transit from this dirent */ #define DCACHE_MANAGED_DENTRY \ (DCACHE_MOUNTED|DCACHE_NEED_AUTOMOUNT|DCACHE_MANAGE_TRANSIT) -#define DCACHE_LRU_LIST BIT(19) +#define DCACHE_LRU_LIST BIT(18) -#define DCACHE_ENTRY_TYPE (7 << 20) /* bits 20..22 are for storing type: */ -#define DCACHE_MISS_TYPE (0 << 20) /* Negative dentry */ -#define DCACHE_WHITEOUT_TYPE (1 << 20) /* Whiteout dentry (stop pathwalk) */ -#define DCACHE_DIRECTORY_TYPE (2 << 20) /* Normal directory */ -#define DCACHE_AUTODIR_TYPE (3 << 20) /* Lookupless directory (presumed automount) */ -#define DCACHE_REGULAR_TYPE (4 << 20) /* Regular file type */ -#define DCACHE_SPECIAL_TYPE (5 << 20) /* Other file type */ -#define DCACHE_SYMLINK_TYPE (6 << 20) /* Symlink */ +#define DCACHE_ENTRY_TYPE (7 << 19) /* bits 19..21 are for storing type: */ +#define DCACHE_MISS_TYPE (0 << 19) /* Negative dentry */ +#define DCACHE_WHITEOUT_TYPE (1 << 19) /* Whiteout dentry (stop pathwalk) */ +#define DCACHE_DIRECTORY_TYPE (2 << 19) /* Normal directory */ +#define DCACHE_AUTODIR_TYPE (3 << 19) /* Lookupless directory (presumed automount) */ +#define DCACHE_REGULAR_TYPE (4 << 19) /* Regular file type */ +#define DCACHE_SPECIAL_TYPE (5 << 19) /* Other file type */ +#define DCACHE_SYMLINK_TYPE (6 << 19) /* Symlink */ -#define DCACHE_NOKEY_NAME BIT(25) /* Encrypted name encoded without key */ -#define DCACHE_OP_REAL BIT(26) +#define DCACHE_NOKEY_NAME BIT(22) /* Encrypted name encoded without key */ +#define DCACHE_OP_REAL BIT(23) -#define DCACHE_PAR_LOOKUP BIT(28) /* being looked up (with parent locked shared) */ -#define DCACHE_DENTRY_CURSOR BIT(29) -#define DCACHE_NORCU BIT(30) /* No RCU delay for freeing */ +#define DCACHE_PAR_LOOKUP BIT(24) /* being looked up (with parent locked shared) */ +#define DCACHE_DENTRY_CURSOR BIT(25) +#define DCACHE_NORCU BIT(26) /* No RCU delay for freeing */ extern seqlock_t rename_lock; @@ -253,7 +253,6 @@ extern struct dentry * d_splice_alias(struct inode *, struct dentry *); extern struct dentry * d_add_ci(struct dentry *, struct inode *, struct qstr *); extern bool d_same_name(const struct dentry *dentry, const struct dentry *parent, const struct qstr *name); -extern struct dentry * d_exact_alias(struct dentry *, struct inode *); extern struct dentry *d_find_any_alias(struct inode *inode); extern struct dentry * d_obtain_alias(struct inode *); extern struct dentry * d_obtain_root(struct inode *); @@ -520,12 +519,7 @@ static inline int simple_positive(const struct dentry *dentry) return d_really_is_positive(dentry) && !d_unhashed(dentry); } -extern int sysctl_vfs_cache_pressure; - -static inline unsigned long vfs_pressure_ratio(unsigned long val) -{ - return mult_frac(val, sysctl_vfs_cache_pressure, 100); -} +unsigned long vfs_pressure_ratio(unsigned long val); /** * d_inode - Get the actual inode of this dentry |