Linux-libre 4.6.2-gnu

1 files changed, 16 insertions, 31 deletions

diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index 03dda7ba7..7e9422cb5 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -228,6 +228,8 @@ struct dentry_operations {
 #define DCACHE_MAY_FREE			0x00800000
 #define DCACHE_FALLTHRU			0x01000000 /* Fall through to lower layer */
 #define DCACHE_OP_SELECT_INODE		0x02000000 /* Unioned entry: dcache op selects inode */
+
+#define DCACHE_ENCRYPTED_WITH_KEY	0x04000000 /* dir is encrypted with a valid key */
 #define DCACHE_OP_REAL			0x08000000
 
 extern seqlock_t rename_lock;
@@ -248,6 +250,7 @@ extern struct dentry * d_alloc(struct dentry *, const struct qstr *);
 extern struct dentry * d_alloc_pseudo(struct super_block *, const struct qstr *);
 extern struct dentry * d_splice_alias(struct inode *, struct dentry *);
 extern struct dentry * d_add_ci(struct dentry *, struct inode *, struct qstr *);
+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 *);
@@ -274,38 +277,8 @@ extern int have_submounts(struct dentry *);
  * This adds the entry to the hash queues.
  */
 extern void d_rehash(struct dentry *);
-
-/**
- * d_add - add dentry to hash queues
- * @entry: dentry to add
- * @inode: The inode to attach to this dentry
- *
- * This adds the entry to the hash queues and initializes @inode.
- * The entry was actually filled in earlier during d_alloc().
- */
  
-static inline void d_add(struct dentry *entry, struct inode *inode)
-{
-	d_instantiate(entry, inode);
-	d_rehash(entry);
-}
-
-/**
- * d_add_unique - add dentry to hash queues without aliasing
- * @entry: dentry to add
- * @inode: The inode to attach to this dentry
- *
- * This adds the entry to the hash queues and initializes @inode.
- * The entry was actually filled in earlier during d_alloc().
- */
-static inline struct dentry *d_add_unique(struct dentry *entry, struct inode *inode)
-{
-	struct dentry *res;
-
-	res = d_instantiate_unique(entry, inode);
-	d_rehash(res != NULL ? res : entry);
-	return res;
-}
+extern void d_add(struct dentry *, struct inode *);
 
 extern void dentry_update_name_case(struct dentry *, struct qstr *);
 
@@ -592,4 +565,16 @@ static inline struct dentry *d_real(struct dentry *dentry)
 		return dentry;
 }
 
+static inline struct inode *vfs_select_inode(struct dentry *dentry,
+					     unsigned open_flags)
+{
+	struct inode *inode = d_inode(dentry);
+
+	if (inode && unlikely(dentry->d_flags & DCACHE_OP_SELECT_INODE))
+		inode = dentry->d_op->d_select_inode(dentry, open_flags);
+
+	return inode;
+}
+
+
 #endif	/* __LINUX_DCACHE_H */