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Diffstat (limited to 'fs/9p/vfs_inode.c')
-rw-r--r--fs/9p/vfs_inode.c39
1 files changed, 23 insertions, 16 deletions
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 34bf71b56542..59782981b225 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -237,10 +237,17 @@ struct inode *v9fs_alloc_inode(struct super_block *sb)
*
*/
-void v9fs_destroy_inode(struct inode *inode)
+static void v9fs_i_callback(struct rcu_head *head)
{
+ struct inode *inode = container_of(head, struct inode, i_rcu);
+ INIT_LIST_HEAD(&inode->i_dentry);
kmem_cache_free(vcookie_cache, v9fs_inode2cookie(inode));
}
+
+void v9fs_destroy_inode(struct inode *inode)
+{
+ call_rcu(&inode->i_rcu, v9fs_i_callback);
+}
#endif
/**
@@ -270,11 +277,11 @@ static struct dentry *v9fs_dentry_from_dir_inode(struct inode *inode)
{
struct dentry *dentry;
- spin_lock(&dcache_lock);
+ spin_lock(&inode->i_lock);
/* Directory should have only one entry. */
BUG_ON(S_ISDIR(inode->i_mode) && !list_is_singular(&inode->i_dentry));
dentry = list_entry(inode->i_dentry.next, struct dentry, d_alias);
- spin_unlock(&dcache_lock);
+ spin_unlock(&inode->i_lock);
return dentry;
}
@@ -628,9 +635,9 @@ v9fs_create(struct v9fs_session_info *v9ses, struct inode *dir,
}
if (v9ses->cache)
- dentry->d_op = &v9fs_cached_dentry_operations;
+ d_set_d_op(dentry, &v9fs_cached_dentry_operations);
else
- dentry->d_op = &v9fs_dentry_operations;
+ d_set_d_op(dentry, &v9fs_dentry_operations);
d_instantiate(dentry, inode);
err = v9fs_fid_add(dentry, fid);
@@ -742,7 +749,7 @@ v9fs_vfs_create_dotl(struct inode *dir, struct dentry *dentry, int omode,
err);
goto error;
}
- dentry->d_op = &v9fs_cached_dentry_operations;
+ d_set_d_op(dentry, &v9fs_cached_dentry_operations);
d_instantiate(dentry, inode);
err = v9fs_fid_add(dentry, fid);
if (err < 0)
@@ -760,7 +767,7 @@ v9fs_vfs_create_dotl(struct inode *dir, struct dentry *dentry, int omode,
err = PTR_ERR(inode);
goto error;
}
- dentry->d_op = &v9fs_dentry_operations;
+ d_set_d_op(dentry, &v9fs_dentry_operations);
d_instantiate(dentry, inode);
}
/* Now set the ACL based on the default value */
@@ -949,7 +956,7 @@ static int v9fs_vfs_mkdir_dotl(struct inode *dir,
err);
goto error;
}
- dentry->d_op = &v9fs_cached_dentry_operations;
+ d_set_d_op(dentry, &v9fs_cached_dentry_operations);
d_instantiate(dentry, inode);
err = v9fs_fid_add(dentry, fid);
if (err < 0)
@@ -966,7 +973,7 @@ static int v9fs_vfs_mkdir_dotl(struct inode *dir,
err = PTR_ERR(inode);
goto error;
}
- dentry->d_op = &v9fs_dentry_operations;
+ d_set_d_op(dentry, &v9fs_dentry_operations);
d_instantiate(dentry, inode);
}
/* Now set the ACL based on the default value */
@@ -1034,9 +1041,9 @@ static struct dentry *v9fs_vfs_lookup(struct inode *dir, struct dentry *dentry,
inst_out:
if (v9ses->cache)
- dentry->d_op = &v9fs_cached_dentry_operations;
+ d_set_d_op(dentry, &v9fs_cached_dentry_operations);
else
- dentry->d_op = &v9fs_dentry_operations;
+ d_set_d_op(dentry, &v9fs_dentry_operations);
d_add(dentry, inode);
return NULL;
@@ -1702,7 +1709,7 @@ v9fs_vfs_symlink_dotl(struct inode *dir, struct dentry *dentry,
err);
goto error;
}
- dentry->d_op = &v9fs_cached_dentry_operations;
+ d_set_d_op(dentry, &v9fs_cached_dentry_operations);
d_instantiate(dentry, inode);
err = v9fs_fid_add(dentry, fid);
if (err < 0)
@@ -1715,7 +1722,7 @@ v9fs_vfs_symlink_dotl(struct inode *dir, struct dentry *dentry,
err = PTR_ERR(inode);
goto error;
}
- dentry->d_op = &v9fs_dentry_operations;
+ d_set_d_op(dentry, &v9fs_dentry_operations);
d_instantiate(dentry, inode);
}
@@ -1849,7 +1856,7 @@ v9fs_vfs_link_dotl(struct dentry *old_dentry, struct inode *dir,
ihold(old_dentry->d_inode);
}
- dentry->d_op = old_dentry->d_op;
+ d_set_d_op(dentry, old_dentry->d_op);
d_instantiate(dentry, old_dentry->d_inode);
return err;
@@ -1973,7 +1980,7 @@ v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, int omode,
err);
goto error;
}
- dentry->d_op = &v9fs_cached_dentry_operations;
+ d_set_d_op(dentry, &v9fs_cached_dentry_operations);
d_instantiate(dentry, inode);
err = v9fs_fid_add(dentry, fid);
if (err < 0)
@@ -1989,7 +1996,7 @@ v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, int omode,
err = PTR_ERR(inode);
goto error;
}
- dentry->d_op = &v9fs_dentry_operations;
+ d_set_d_op(dentry, &v9fs_dentry_operations);
d_instantiate(dentry, inode);
}
/* Now set the ACL based on the default value */