Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

Pull fourth vfs update from Al Viro:
 "d_inode() annotations from David Howells (sat in for-next since before
  the beginning of merge window) + four assorted fixes"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  RCU pathwalk breakage when running into a symlink overmounting something
  fix I_DIO_WAKEUP definition
  direct-io: only inc/dec inode->i_dio_count for file systems
  fs/9p: fix readdir()
  VFS: assorted d_backing_inode() annotations
  VFS: fs/inode.c helpers: d_inode() annotations
  VFS: fs/cachefiles: d_backing_inode() annotations
  VFS: fs library helpers: d_inode() annotations
  VFS: assorted weird filesystems: d_inode() annotations
  VFS: normal filesystems (and lustre): d_inode() annotations
  VFS: security/: d_inode() annotations
  VFS: security/: d_backing_inode() annotations
  VFS: net/: d_inode() annotations
  VFS: net/unix: d_backing_inode() annotations
  VFS: kernel/: d_inode() annotations
  VFS: audit: d_backing_inode() annotations
  VFS: Fix up some ->d_inode accesses in the chelsio driver
  VFS: Cachefiles should perform fs modifications on the top layer only
  VFS: AF_UNIX sockets should call mknod on the top layer only

8 files changed, 31 insertions, 31 deletions

diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c
index f21b6fb..1ba5c97 100644
--- a/fs/jffs2/dir.c
+++ b/fs/jffs2/dir.c
@@ -224,14 +224,14 @@ static int jffs2_unlink(struct inode *dir_i, struct dentry *dentry)
 {
 	struct jffs2_sb_info *c = JFFS2_SB_INFO(dir_i->i_sb);
 	struct jffs2_inode_info *dir_f = JFFS2_INODE_INFO(dir_i);
-	struct jffs2_inode_info *dead_f = JFFS2_INODE_INFO(dentry->d_inode);
+	struct jffs2_inode_info *dead_f = JFFS2_INODE_INFO(d_inode(dentry));
 	int ret;
 	uint32_t now = get_seconds();
 
 	ret = jffs2_do_unlink(c, dir_f, dentry->d_name.name,
 			      dentry->d_name.len, dead_f, now);
 	if (dead_f->inocache)
-		set_nlink(dentry->d_inode, dead_f->inocache->pino_nlink);
+		set_nlink(d_inode(dentry), dead_f->inocache->pino_nlink);
 	if (!ret)
 		dir_i->i_mtime = dir_i->i_ctime = ITIME(now);
 	return ret;
@@ -241,8 +241,8 @@ static int jffs2_unlink(struct inode *dir_i, struct dentry *dentry)
 
 static int jffs2_link (struct dentry *old_dentry, struct inode *dir_i, struct dentry *dentry)
 {
-	struct jffs2_sb_info *c = JFFS2_SB_INFO(old_dentry->d_inode->i_sb);
-	struct jffs2_inode_info *f = JFFS2_INODE_INFO(old_dentry->d_inode);
+	struct jffs2_sb_info *c = JFFS2_SB_INFO(d_inode(old_dentry)->i_sb);
+	struct jffs2_inode_info *f = JFFS2_INODE_INFO(d_inode(old_dentry));
 	struct jffs2_inode_info *dir_f = JFFS2_INODE_INFO(dir_i);
 	int ret;
 	uint8_t type;
@@ -256,7 +256,7 @@ static int jffs2_link (struct dentry *old_dentry, struct inode *dir_i, struct de
 		return -EPERM;
 
 	/* XXX: This is ugly */
-	type = (old_dentry->d_inode->i_mode & S_IFMT) >> 12;
+	type = (d_inode(old_dentry)->i_mode & S_IFMT) >> 12;
 	if (!type) type = DT_REG;
 
 	now = get_seconds();
@@ -264,11 +264,11 @@ static int jffs2_link (struct dentry *old_dentry, struct inode *dir_i, struct de
 
 	if (!ret) {
 		mutex_lock(&f->sem);
-		set_nlink(old_dentry->d_inode, ++f->inocache->pino_nlink);
+		set_nlink(d_inode(old_dentry), ++f->inocache->pino_nlink);
 		mutex_unlock(&f->sem);
-		d_instantiate(dentry, old_dentry->d_inode);
+		d_instantiate(dentry, d_inode(old_dentry));
 		dir_i->i_mtime = dir_i->i_ctime = ITIME(now);
-		ihold(old_dentry->d_inode);
+		ihold(d_inode(old_dentry));
 	}
 	return ret;
 }
@@ -585,7 +585,7 @@ static int jffs2_rmdir (struct inode *dir_i, struct dentry *dentry)
 {
 	struct jffs2_sb_info *c = JFFS2_SB_INFO(dir_i->i_sb);
 	struct jffs2_inode_info *dir_f = JFFS2_INODE_INFO(dir_i);
-	struct jffs2_inode_info *f = JFFS2_INODE_INFO(dentry->d_inode);
+	struct jffs2_inode_info *f = JFFS2_INODE_INFO(d_inode(dentry));
 	struct jffs2_full_dirent *fd;
 	int ret;
 	uint32_t now = get_seconds();
@@ -599,7 +599,7 @@ static int jffs2_rmdir (struct inode *dir_i, struct dentry *dentry)
 			      dentry->d_name.len, f, now);
 	if (!ret) {
 		dir_i->i_mtime = dir_i->i_ctime = ITIME(now);
-		clear_nlink(dentry->d_inode);
+		clear_nlink(d_inode(dentry));
 		drop_nlink(dir_i);
 	}
 	return ret;
@@ -770,8 +770,8 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,
 	 * the VFS can't check whether the victim is empty. The filesystem
 	 * needs to do that for itself.
 	 */
-	if (new_dentry->d_inode) {
-		victim_f = JFFS2_INODE_INFO(new_dentry->d_inode);
+	if (d_really_is_positive(new_dentry)) {
+		victim_f = JFFS2_INODE_INFO(d_inode(new_dentry));
 		if (d_is_dir(new_dentry)) {
 			struct jffs2_full_dirent *fd;
 
@@ -794,12 +794,12 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,
 	/* Make a hard link */
 
 	/* XXX: This is ugly */
-	type = (old_dentry->d_inode->i_mode & S_IFMT) >> 12;
+	type = (d_inode(old_dentry)->i_mode & S_IFMT) >> 12;
 	if (!type) type = DT_REG;
 
 	now = get_seconds();
 	ret = jffs2_do_link(c, JFFS2_INODE_INFO(new_dir_i),
-			    old_dentry->d_inode->i_ino, type,
+			    d_inode(old_dentry)->i_ino, type,
 			    new_dentry->d_name.name, new_dentry->d_name.len, now);
 
 	if (ret)
@@ -808,9 +808,9 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,
 	if (victim_f) {
 		/* There was a victim. Kill it off nicely */
 		if (d_is_dir(new_dentry))
-			clear_nlink(new_dentry->d_inode);
+			clear_nlink(d_inode(new_dentry));
 		else
-			drop_nlink(new_dentry->d_inode);
+			drop_nlink(d_inode(new_dentry));
 		/* Don't oops if the victim was a dirent pointing to an
 		   inode which didn't exist. */
 		if (victim_f->inocache) {
@@ -836,9 +836,9 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,
 
 	if (ret) {
 		/* Oh shit. We really ought to make a single node which can do both atomically */
-		struct jffs2_inode_info *f = JFFS2_INODE_INFO(old_dentry->d_inode);
+		struct jffs2_inode_info *f = JFFS2_INODE_INFO(d_inode(old_dentry));
 		mutex_lock(&f->sem);
-		inc_nlink(old_dentry->d_inode);
+		inc_nlink(d_inode(old_dentry));
 		if (f->inocache && !d_is_dir(old_dentry))
 			f->inocache->pino_nlink++;
 		mutex_unlock(&f->sem);
@@ -846,8 +846,8 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,
 		pr_notice("%s(): Link succeeded, unlink failed (err %d). You now have a hard link\n",
 			  __func__, ret);
 		/* Might as well let the VFS know */
-		d_instantiate(new_dentry, old_dentry->d_inode);
-		ihold(old_dentry->d_inode);
+		d_instantiate(new_dentry, d_inode(old_dentry));
+		ihold(d_inode(old_dentry));
 		new_dir_i->i_mtime = new_dir_i->i_ctime = ITIME(now);
 		return ret;
 	}
diff --git a/fs/jffs2/fs.c b/fs/jffs2/fs.c
index 601afd1..fe5ea08 100644
--- a/fs/jffs2/fs.c
+++ b/fs/jffs2/fs.c
@@ -190,7 +190,7 @@ int jffs2_do_setattr (struct inode *inode, struct iattr *iattr)
 
 int jffs2_setattr(struct dentry *dentry, struct iattr *iattr)
 {
-	struct inode *inode = dentry->d_inode;
+	struct inode *inode = d_inode(dentry);
 	int rc;
 
 	rc = inode_change_ok(inode, iattr);
diff --git a/fs/jffs2/security.c b/fs/jffs2/security.c
index aca97f3..d4b43fb 100644
--- a/fs/jffs2/security.c
+++ b/fs/jffs2/security.c
@@ -54,7 +54,7 @@ static int jffs2_security_getxattr(struct dentry *dentry, const char *name,
 	if (!strcmp(name, ""))
 		return -EINVAL;
 
-	return do_jffs2_getxattr(dentry->d_inode, JFFS2_XPREFIX_SECURITY,
+	return do_jffs2_getxattr(d_inode(dentry), JFFS2_XPREFIX_SECURITY,
 				 name, buffer, size);
 }
 
@@ -64,7 +64,7 @@ static int jffs2_security_setxattr(struct dentry *dentry, const char *name,
 	if (!strcmp(name, ""))
 		return -EINVAL;
 
-	return do_jffs2_setxattr(dentry->d_inode, JFFS2_XPREFIX_SECURITY,
+	return do_jffs2_setxattr(d_inode(dentry), JFFS2_XPREFIX_SECURITY,
 				 name, buffer, size, flags);
 }
 
diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c
index 3d76f28..d86c5e3 100644
--- a/fs/jffs2/super.c
+++ b/fs/jffs2/super.c
@@ -140,14 +140,14 @@ static struct dentry *jffs2_get_parent(struct dentry *child)
 
 	BUG_ON(!d_is_dir(child));
 
-	f = JFFS2_INODE_INFO(child->d_inode);
+	f = JFFS2_INODE_INFO(d_inode(child));
 
 	pino = f->inocache->pino_nlink;
 
 	JFFS2_DEBUG("Parent of directory ino #%u is #%u\n",
 		    f->inocache->ino, pino);
 
-	return d_obtain_alias(jffs2_iget(child->d_inode->i_sb, pino));
+	return d_obtain_alias(jffs2_iget(d_inode(child)->i_sb, pino));
 }
 
 static const struct export_operations jffs2_export_ops = {
diff --git a/fs/jffs2/symlink.c b/fs/jffs2/symlink.c
index c7c77b0..1fefa25 100644
--- a/fs/jffs2/symlink.c
+++ b/fs/jffs2/symlink.c
@@ -31,7 +31,7 @@ const struct inode_operations jffs2_symlink_inode_operations =
 
 static void *jffs2_follow_link(struct dentry *dentry, struct nameidata *nd)
 {
-	struct jffs2_inode_info *f = JFFS2_INODE_INFO(dentry->d_inode);
+	struct jffs2_inode_info *f = JFFS2_INODE_INFO(d_inode(dentry));
 	char *p = (char *)f->target;
 
 	/*
diff --git a/fs/jffs2/xattr.c b/fs/jffs2/xattr.c
index 2eac553..f092fee 100644
--- a/fs/jffs2/xattr.c
+++ b/fs/jffs2/xattr.c
@@ -960,7 +960,7 @@ static const struct xattr_handler *xprefix_to_handler(int xprefix) {
 
 ssize_t jffs2_listxattr(struct dentry *dentry, char *buffer, size_t size)
 {
-	struct inode *inode = dentry->d_inode;
+	struct inode *inode = d_inode(dentry);
 	struct jffs2_inode_info *f = JFFS2_INODE_INFO(inode);
 	struct jffs2_sb_info *c = JFFS2_SB_INFO(inode->i_sb);
 	struct jffs2_inode_cache *ic = f->inocache;
diff --git a/fs/jffs2/xattr_trusted.c b/fs/jffs2/xattr_trusted.c
index 1c86819..ceaf9c6 100644
--- a/fs/jffs2/xattr_trusted.c
+++ b/fs/jffs2/xattr_trusted.c
@@ -21,7 +21,7 @@ static int jffs2_trusted_getxattr(struct dentry *dentry, const char *name,
 {
 	if (!strcmp(name, ""))
 		return -EINVAL;
-	return do_jffs2_getxattr(dentry->d_inode, JFFS2_XPREFIX_TRUSTED,
+	return do_jffs2_getxattr(d_inode(dentry), JFFS2_XPREFIX_TRUSTED,
 				 name, buffer, size);
 }
 
@@ -30,7 +30,7 @@ static int jffs2_trusted_setxattr(struct dentry *dentry, const char *name,
 {
 	if (!strcmp(name, ""))
 		return -EINVAL;
-	return do_jffs2_setxattr(dentry->d_inode, JFFS2_XPREFIX_TRUSTED,
+	return do_jffs2_setxattr(d_inode(dentry), JFFS2_XPREFIX_TRUSTED,
 				 name, buffer, size, flags);
 }
 
diff --git a/fs/jffs2/xattr_user.c b/fs/jffs2/xattr_user.c
index 916b5c9..a71391e 100644
--- a/fs/jffs2/xattr_user.c
+++ b/fs/jffs2/xattr_user.c
@@ -21,7 +21,7 @@ static int jffs2_user_getxattr(struct dentry *dentry, const char *name,
 {
 	if (!strcmp(name, ""))
 		return -EINVAL;
-	return do_jffs2_getxattr(dentry->d_inode, JFFS2_XPREFIX_USER,
+	return do_jffs2_getxattr(d_inode(dentry), JFFS2_XPREFIX_USER,
 				 name, buffer, size);
 }
 
@@ -30,7 +30,7 @@ static int jffs2_user_setxattr(struct dentry *dentry, const char *name,
 {
 	if (!strcmp(name, ""))
 		return -EINVAL;
-	return do_jffs2_setxattr(dentry->d_inode, JFFS2_XPREFIX_USER,
+	return do_jffs2_setxattr(d_inode(dentry), JFFS2_XPREFIX_USER,
 				 name, buffer, size, flags);
 }