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

4 files changed, 22 insertions, 22 deletions

diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 5f4243f0acfa..60e02f7747ff 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -2159,7 +2159,7 @@ static const struct file_operations pfm_file_ops = {
 static char *pfmfs_dname(struct dentry *dentry, char *buffer, int buflen)
 {
 	return dynamic_dname(dentry, buffer, buflen, "pfm:[%lu]",
-			     dentry->d_inode->i_ino);
+			     d_inode(dentry)->i_ino);
 }
 
 static const struct dentry_operations pfmfs_dentry_operations = {
diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c
index 1a3429e1ccb5..1ba6307be4db 100644
--- a/arch/powerpc/platforms/cell/spufs/inode.c
+++ b/arch/powerpc/platforms/cell/spufs/inode.c
@@ -111,7 +111,7 @@ out:
 static int
 spufs_setattr(struct dentry *dentry, struct iattr *attr)
 {
-	struct inode *inode = dentry->d_inode;
+	struct inode *inode = d_inode(dentry);
 
 	if ((attr->ia_valid & ATTR_SIZE) &&
 	    (attr->ia_size != inode->i_size))
@@ -163,14 +163,14 @@ static void spufs_prune_dir(struct dentry *dir)
 {
 	struct dentry *dentry, *tmp;
 
-	mutex_lock(&dir->d_inode->i_mutex);
+	mutex_lock(&d_inode(dir)->i_mutex);
 	list_for_each_entry_safe(dentry, tmp, &dir->d_subdirs, d_child) {
 		spin_lock(&dentry->d_lock);
-		if (!(d_unhashed(dentry)) && dentry->d_inode) {
+		if (!(d_unhashed(dentry)) && d_really_is_positive(dentry)) {
 			dget_dlock(dentry);
 			__d_drop(dentry);
 			spin_unlock(&dentry->d_lock);
-			simple_unlink(dir->d_inode, dentry);
+			simple_unlink(d_inode(dir), dentry);
 			/* XXX: what was dcache_lock protecting here? Other
 			 * filesystems (IB, configfs) release dcache_lock
 			 * before unlink */
@@ -180,7 +180,7 @@ static void spufs_prune_dir(struct dentry *dir)
 		}
 	}
 	shrink_dcache_parent(dir);
-	mutex_unlock(&dir->d_inode->i_mutex);
+	mutex_unlock(&d_inode(dir)->i_mutex);
 }
 
 /* Caller must hold parent->i_mutex */
@@ -192,7 +192,7 @@ static int spufs_rmdir(struct inode *parent, struct dentry *dir)
 	d_drop(dir);
 	res = simple_rmdir(parent, dir);
 	/* We have to give up the mm_struct */
-	spu_forget(SPUFS_I(dir->d_inode)->i_ctx);
+	spu_forget(SPUFS_I(d_inode(dir))->i_ctx);
 	return res;
 }
 
@@ -222,8 +222,8 @@ static int spufs_dir_close(struct inode *inode, struct file *file)
 	int ret;
 
 	dir = file->f_path.dentry;
-	parent = dir->d_parent->d_inode;
-	ctx = SPUFS_I(dir->d_inode)->i_ctx;
+	parent = d_inode(dir->d_parent);
+	ctx = SPUFS_I(d_inode(dir))->i_ctx;
 
 	mutex_lock_nested(&parent->i_mutex, I_MUTEX_PARENT);
 	ret = spufs_rmdir(parent, dir);
@@ -460,7 +460,7 @@ spufs_create_context(struct inode *inode, struct dentry *dentry,
 		goto out_aff_unlock;
 
 	if (affinity) {
-		spufs_set_affinity(flags, SPUFS_I(dentry->d_inode)->i_ctx,
+		spufs_set_affinity(flags, SPUFS_I(d_inode(dentry))->i_ctx,
 								neighbor);
 		if (neighbor)
 			put_spu_context(neighbor);
@@ -504,7 +504,7 @@ spufs_mkgang(struct inode *dir, struct dentry *dentry, umode_t mode)
 
 	d_instantiate(dentry, inode);
 	inc_nlink(dir);
-	inc_nlink(dentry->d_inode);
+	inc_nlink(d_inode(dentry));
 	return ret;
 
 out_iput:
@@ -561,7 +561,7 @@ static struct file_system_type spufs_type;
 long spufs_create(struct path *path, struct dentry *dentry,
 		unsigned int flags, umode_t mode, struct file *filp)
 {
-	struct inode *dir = path->dentry->d_inode;
+	struct inode *dir = d_inode(path->dentry);
 	int ret;
 
 	/* check if we are on spufs */
diff --git a/arch/s390/hypfs/inode.c b/arch/s390/hypfs/inode.c
index 3f5c799b7fb5..d3f896a35b98 100644
--- a/arch/s390/hypfs/inode.c
+++ b/arch/s390/hypfs/inode.c
@@ -48,7 +48,7 @@ static struct dentry *hypfs_last_dentry;
 static void hypfs_update_update(struct super_block *sb)
 {
 	struct hypfs_sb_info *sb_info = sb->s_fs_info;
-	struct inode *inode = sb_info->update_file->d_inode;
+	struct inode *inode = d_inode(sb_info->update_file);
 
 	sb_info->last_update = get_seconds();
 	inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
@@ -64,7 +64,7 @@ static void hypfs_add_dentry(struct dentry *dentry)
 
 static inline int hypfs_positive(struct dentry *dentry)
 {
-	return dentry->d_inode && !d_unhashed(dentry);
+	return d_really_is_positive(dentry) && !d_unhashed(dentry);
 }
 
 static void hypfs_remove(struct dentry *dentry)
@@ -72,16 +72,16 @@ static void hypfs_remove(struct dentry *dentry)
 	struct dentry *parent;
 
 	parent = dentry->d_parent;
-	mutex_lock(&parent->d_inode->i_mutex);
+	mutex_lock(&d_inode(parent)->i_mutex);
 	if (hypfs_positive(dentry)) {
 		if (d_is_dir(dentry))
-			simple_rmdir(parent->d_inode, dentry);
+			simple_rmdir(d_inode(parent), dentry);
 		else
-			simple_unlink(parent->d_inode, dentry);
+			simple_unlink(d_inode(parent), dentry);
 	}
 	d_delete(dentry);
 	dput(dentry);
-	mutex_unlock(&parent->d_inode->i_mutex);
+	mutex_unlock(&d_inode(parent)->i_mutex);
 }
 
 static void hypfs_delete_tree(struct dentry *root)
@@ -336,7 +336,7 @@ static struct dentry *hypfs_create_file(struct dentry *parent, const char *name,
 	struct dentry *dentry;
 	struct inode *inode;
 
-	mutex_lock(&parent->d_inode->i_mutex);
+	mutex_lock(&d_inode(parent)->i_mutex);
 	dentry = lookup_one_len(name, parent, strlen(name));
 	if (IS_ERR(dentry)) {
 		dentry = ERR_PTR(-ENOMEM);
@@ -357,14 +357,14 @@ static struct dentry *hypfs_create_file(struct dentry *parent, const char *name,
 	} else if (S_ISDIR(mode)) {
 		inode->i_op = &simple_dir_inode_operations;
 		inode->i_fop = &simple_dir_operations;
-		inc_nlink(parent->d_inode);
+		inc_nlink(d_inode(parent));
 	} else
 		BUG();
 	inode->i_private = data;
 	d_instantiate(dentry, inode);
 	dget(dentry);
 fail:
-	mutex_unlock(&parent->d_inode->i_mutex);
+	mutex_unlock(&d_inode(parent)->i_mutex);
 	return dentry;
 }
 
diff --git a/arch/x86/kvm/assigned-dev.c b/arch/x86/kvm/assigned-dev.c
index 6eb5c20ee373..d090ecf08809 100644
--- a/arch/x86/kvm/assigned-dev.c
+++ b/arch/x86/kvm/assigned-dev.c
@@ -666,7 +666,7 @@ static int probe_sysfs_permissions(struct pci_dev *dev)
 		if (r)
 			return r;
 
-		inode = path.dentry->d_inode;
+		inode = d_backing_inode(path.dentry);
 
 		r = inode_permission(inode, MAY_READ | MAY_WRITE | MAY_ACCESS);
 		path_put(&path);