vfs: fix bad hashing of dentries

[platform/adaptation/renesas_rcar/renesas_kernel.git] / fs / dcache.c

diff --git a/fs/dcache.c b/fs/dcache.c
index ca02c13..58d57da 100644 (file)
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -106,8 +106,7 @@ static inline struct hlist_bl_head *d_hash(const struct dentry *parent,
                                        unsigned int hash)
 {
        hash += (unsigned long) parent / L1_CACHE_BYTES;
-       hash = hash + (hash >> d_hash_shift);
-       return dentry_hashtable + (hash & d_hash_mask);
+       return dentry_hashtable + hash_32(hash, d_hash_shift);
 }
 
 /* Statistics gathering. */
@@ -1647,8 +1646,7 @@ static void __d_instantiate(struct dentry *dentry, struct inode *inode)
        unsigned add_flags = d_flags_for_inode(inode);
 
        spin_lock(&dentry->d_lock);
-       dentry->d_flags &= ~DCACHE_ENTRY_TYPE;
-       dentry->d_flags |= add_flags;
+       __d_set_type(dentry, add_flags);
        if (inode)
                hlist_add_head(&dentry->d_alias, &inode->i_dentry);
        dentry->d_inode = inode;