VFS: normal filesystems (and lustre): d_inode() annotations

that's the bulk of filesystem drivers dealing with inodes of their own

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c
index 6e1d4ab..796b491 100644
--- a/fs/ext2/dir.c
+++ b/fs/ext2/dir.c
@@ -486,7 +486,7 @@
  */
 int ext2_add_link (struct dentry *dentry, struct inode *inode)
 {
-	struct inode *dir = dentry->d_parent->d_inode;
+	struct inode *dir = d_inode(dentry->d_parent);
 	const char *name = dentry->d_name.name;
 	int namelen = dentry->d_name.len;
 	unsigned chunk_size = ext2_chunk_size(dir);
diff --git a/fs/ext2/ialloc.c b/fs/ext2/ialloc.c
index 6c14bb8..5c04a0d 100644
--- a/fs/ext2/ialloc.c
+++ b/fs/ext2/ialloc.c
@@ -278,7 +278,7 @@
 	avefreeb = free_blocks / ngroups;
 	ndirs = percpu_counter_read_positive(&sbi->s_dirs_counter);
 
-	if ((parent == sb->s_root->d_inode) ||
+	if ((parent == d_inode(sb->s_root)) ||
 	    (EXT2_I(parent)->i_flags & EXT2_TOPDIR_FL)) {
 		struct ext2_group_desc *best_desc = NULL;
 		int best_ndir = inodes_per_group;
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index e1abf75e..99a747c 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -1547,7 +1547,7 @@
 
 int ext2_setattr(struct dentry *dentry, struct iattr *iattr)
 {
-	struct inode *inode = dentry->d_inode;
+	struct inode *inode = d_inode(dentry);
 	int error;
 
 	error = inode_change_ok(inode, iattr);
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index 148f6e3..eee075d 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -79,10 +79,10 @@
 struct dentry *ext2_get_parent(struct dentry *child)
 {
 	struct qstr dotdot = QSTR_INIT("..", 2);
-	unsigned long ino = ext2_inode_by_name(child->d_inode, &dotdot);
+	unsigned long ino = ext2_inode_by_name(d_inode(child), &dotdot);
 	if (!ino)
 		return ERR_PTR(-ENOENT);
-	return d_obtain_alias(ext2_iget(child->d_inode->i_sb, ino));
+	return d_obtain_alias(ext2_iget(d_inode(child)->i_sb, ino));
 } 
 
 /*
@@ -214,7 +214,7 @@
 static int ext2_link (struct dentry * old_dentry, struct inode * dir,
 	struct dentry *dentry)
 {
-	struct inode *inode = old_dentry->d_inode;
+	struct inode *inode = d_inode(old_dentry);
 	int err;
 
 	dquot_initialize(dir);
@@ -281,7 +281,7 @@
 
 static int ext2_unlink(struct inode * dir, struct dentry *dentry)
 {
-	struct inode * inode = dentry->d_inode;
+	struct inode * inode = d_inode(dentry);
 	struct ext2_dir_entry_2 * de;
 	struct page * page;
 	int err = -ENOENT;
@@ -305,7 +305,7 @@
 
 static int ext2_rmdir (struct inode * dir, struct dentry *dentry)
 {
-	struct inode * inode = dentry->d_inode;
+	struct inode * inode = d_inode(dentry);
 	int err = -ENOTEMPTY;
 
 	if (ext2_empty_dir(inode)) {
@@ -322,8 +322,8 @@
 static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
 	struct inode * new_dir,	struct dentry * new_dentry )
 {
-	struct inode * old_inode = old_dentry->d_inode;
-	struct inode * new_inode = new_dentry->d_inode;
+	struct inode * old_inode = d_inode(old_dentry);
+	struct inode * new_inode = d_inode(new_dentry);
 	struct page * dir_page = NULL;
 	struct ext2_dir_entry_2 * dir_de = NULL;
 	struct page * old_page;
diff --git a/fs/ext2/symlink.c b/fs/ext2/symlink.c
index 565cf81..20608f1 100644
--- a/fs/ext2/symlink.c
+++ b/fs/ext2/symlink.c
@@ -23,7 +23,7 @@
 
 static void *ext2_follow_link(struct dentry *dentry, struct nameidata *nd)
 {
-	struct ext2_inode_info *ei = EXT2_I(dentry->d_inode);
+	struct ext2_inode_info *ei = EXT2_I(d_inode(dentry));
 	nd_set_link(nd, (char *)ei->i_data);
 	return NULL;
 }
diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c
index 9142614..0b6bfd3 100644
--- a/fs/ext2/xattr.c
+++ b/fs/ext2/xattr.c
@@ -243,7 +243,7 @@
 static int
 ext2_xattr_list(struct dentry *dentry, char *buffer, size_t buffer_size)
 {
-	struct inode *inode = dentry->d_inode;
+	struct inode *inode = d_inode(dentry);
 	struct buffer_head *bh = NULL;
 	struct ext2_xattr_entry *entry;
 	char *end;
@@ -319,7 +319,7 @@
 /*
  * Inode operation listxattr()
  *
- * dentry->d_inode->i_mutex: don't care
+ * d_inode(dentry)->i_mutex: don't care
  */
 ssize_t
 ext2_listxattr(struct dentry *dentry, char *buffer, size_t size)
diff --git a/fs/ext2/xattr_security.c b/fs/ext2/xattr_security.c
index c0ebc4d..702fc68 100644
--- a/fs/ext2/xattr_security.c
+++ b/fs/ext2/xattr_security.c
@@ -28,7 +28,7 @@
 {
 	if (strcmp(name, "") == 0)
 		return -EINVAL;
-	return ext2_xattr_get(dentry->d_inode, EXT2_XATTR_INDEX_SECURITY, name,
+	return ext2_xattr_get(d_inode(dentry), EXT2_XATTR_INDEX_SECURITY, name,
 			      buffer, size);
 }
 
@@ -38,7 +38,7 @@
 {
 	if (strcmp(name, "") == 0)
 		return -EINVAL;
-	return ext2_xattr_set(dentry->d_inode, EXT2_XATTR_INDEX_SECURITY, name,
+	return ext2_xattr_set(d_inode(dentry), EXT2_XATTR_INDEX_SECURITY, name,
 			      value, size, flags);
 }
 
diff --git a/fs/ext2/xattr_trusted.c b/fs/ext2/xattr_trusted.c
index 7e19257..42b6e98 100644
--- a/fs/ext2/xattr_trusted.c
+++ b/fs/ext2/xattr_trusted.c
@@ -32,7 +32,7 @@
 {
 	if (strcmp(name, "") == 0)
 		return -EINVAL;
-	return ext2_xattr_get(dentry->d_inode, EXT2_XATTR_INDEX_TRUSTED, name,
+	return ext2_xattr_get(d_inode(dentry), EXT2_XATTR_INDEX_TRUSTED, name,
 			      buffer, size);
 }
 
@@ -42,7 +42,7 @@
 {
 	if (strcmp(name, "") == 0)
 		return -EINVAL;
-	return ext2_xattr_set(dentry->d_inode, EXT2_XATTR_INDEX_TRUSTED, name,
+	return ext2_xattr_set(d_inode(dentry), EXT2_XATTR_INDEX_TRUSTED, name,
 			      value, size, flags);
 }
 
diff --git a/fs/ext2/xattr_user.c b/fs/ext2/xattr_user.c
index f470e44..ecdc460 100644
--- a/fs/ext2/xattr_user.c
+++ b/fs/ext2/xattr_user.c
@@ -36,7 +36,7 @@
 		return -EINVAL;
 	if (!test_opt(dentry->d_sb, XATTR_USER))
 		return -EOPNOTSUPP;
-	return ext2_xattr_get(dentry->d_inode, EXT2_XATTR_INDEX_USER,
+	return ext2_xattr_get(d_inode(dentry), EXT2_XATTR_INDEX_USER,
 			      name, buffer, size);
 }
 
@@ -49,7 +49,7 @@
 	if (!test_opt(dentry->d_sb, XATTR_USER))
 		return -EOPNOTSUPP;
 
-	return ext2_xattr_set(dentry->d_inode, EXT2_XATTR_INDEX_USER,
+	return ext2_xattr_set(d_inode(dentry), EXT2_XATTR_INDEX_USER,
 			      name, value, size, flags);
 }