X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=fs%2Flibfs.c;h=cf79196535ec5fc277f2dc9f190a3cc7e551dcd6;hb=49015bee4071d56456ef59f1f82be6531615341c;hp=3793aaa145776971a19fbbbb9b61934634f80731;hpb=c0341b0f47722fbe5ab45f436fc6ddc1c58c0a6f;p=powerpc.git

diff --git a/fs/libfs.c b/fs/libfs.c
index 3793aaa145..cf79196535 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -63,7 +63,7 @@ int dcache_dir_open(struct inode *inode, struct file *file)
 {
 	static struct qstr cursor_name = {.len = 1, .name = "."};
 
-	file->private_data = d_alloc(file->f_dentry, &cursor_name);
+	file->private_data = d_alloc(file->f_path.dentry, &cursor_name);
 
 	return file->private_data ? 0 : -ENOMEM;
 }
@@ -76,7 +76,7 @@ int dcache_dir_close(struct inode *inode, struct file *file)
 
 loff_t dcache_dir_lseek(struct file *file, loff_t offset, int origin)
 {
-	mutex_lock(&file->f_dentry->d_inode->i_mutex);
+	mutex_lock(&file->f_path.dentry->d_inode->i_mutex);
 	switch (origin) {
 		case 1:
 			offset += file->f_pos;
@@ -84,7 +84,7 @@ loff_t dcache_dir_lseek(struct file *file, loff_t offset, int origin)
 			if (offset >= 0)
 				break;
 		default:
-			mutex_unlock(&file->f_dentry->d_inode->i_mutex);
+			mutex_unlock(&file->f_path.dentry->d_inode->i_mutex);
 			return -EINVAL;
 	}
 	if (offset != file->f_pos) {
@@ -96,8 +96,8 @@ loff_t dcache_dir_lseek(struct file *file, loff_t offset, int origin)
 
 			spin_lock(&dcache_lock);
 			list_del(&cursor->d_u.d_child);
-			p = file->f_dentry->d_subdirs.next;
-			while (n && p != &file->f_dentry->d_subdirs) {
+			p = file->f_path.dentry->d_subdirs.next;
+			while (n && p != &file->f_path.dentry->d_subdirs) {
 				struct dentry *next;
 				next = list_entry(p, struct dentry, d_u.d_child);
 				if (!d_unhashed(next) && next->d_inode)
@@ -108,7 +108,7 @@ loff_t dcache_dir_lseek(struct file *file, loff_t offset, int origin)
 			spin_unlock(&dcache_lock);
 		}
 	}
-	mutex_unlock(&file->f_dentry->d_inode->i_mutex);
+	mutex_unlock(&file->f_path.dentry->d_inode->i_mutex);
 	return offset;
 }
 
@@ -126,7 +126,7 @@ static inline unsigned char dt_type(struct inode *inode)
 
 int dcache_readdir(struct file * filp, void * dirent, filldir_t filldir)
 {
-	struct dentry *dentry = filp->f_dentry;
+	struct dentry *dentry = filp->f_path.dentry;
 	struct dentry *cursor = filp->private_data;
 	struct list_head *p, *q = &cursor->d_u.d_child;
 	ino_t ino;
@@ -186,7 +186,7 @@ const struct file_operations simple_dir_operations = {
 	.fsync		= simple_sync_file,
 };
 
-struct inode_operations simple_dir_inode_operations = {
+const struct inode_operations simple_dir_inode_operations = {
 	.lookup		= simple_lookup,
 };
 
@@ -195,11 +195,11 @@ struct inode_operations simple_dir_inode_operations = {
  * will never be mountable)
  */
 int get_sb_pseudo(struct file_system_type *fs_type, char *name,
-	struct super_operations *ops, unsigned long magic,
+	const struct super_operations *ops, unsigned long magic,
 	struct vfsmount *mnt)
 {
 	struct super_block *s = sget(fs_type, NULL, set_anon_super, NULL);
-	static struct super_operations default_ops = {.statfs = simple_statfs};
+	static const struct super_operations default_ops = {.statfs = simple_statfs};
 	struct dentry *dentry;
 	struct inode *root;
 	struct qstr d_name = {.name = name, .len = strlen(name)};
@@ -243,7 +243,7 @@ int simple_link(struct dentry *old_dentry, struct inode *dir, struct dentry *den
 	struct inode *inode = old_dentry->d_inode;
 
 	inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME;
-	inode->i_nlink++;
+	inc_nlink(inode);
 	atomic_inc(&inode->i_count);
 	dget(dentry);
 	d_instantiate(dentry, inode);
@@ -275,7 +275,7 @@ int simple_unlink(struct inode *dir, struct dentry *dentry)
 	struct inode *inode = dentry->d_inode;
 
 	inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME;
-	inode->i_nlink--;
+	drop_nlink(inode);
 	dput(dentry);
 	return 0;
 }
@@ -285,9 +285,9 @@ int simple_rmdir(struct inode *dir, struct dentry *dentry)
 	if (!simple_empty(dentry))
 		return -ENOTEMPTY;
 
-	dentry->d_inode->i_nlink--;
+	drop_nlink(dentry->d_inode);
 	simple_unlink(dir, dentry);
-	dir->i_nlink--;
+	drop_nlink(dir);
 	return 0;
 }
 
@@ -303,10 +303,10 @@ int simple_rename(struct inode *old_dir, struct dentry *old_dentry,
 	if (new_dentry->d_inode) {
 		simple_unlink(new_dir, new_dentry);
 		if (they_are_dirs)
-			old_dir->i_nlink--;
+			drop_nlink(old_dir);
 	} else if (they_are_dirs) {
-		old_dir->i_nlink--;
-		new_dir->i_nlink++;
+		drop_nlink(old_dir);
+		inc_nlink(new_dir);
 	}
 
 	old_dir->i_ctime = old_dir->i_mtime = new_dir->i_ctime =
@@ -335,17 +335,18 @@ int simple_prepare_write(struct file *file, struct page *page,
 			flush_dcache_page(page);
 			kunmap_atomic(kaddr, KM_USER0);
 		}
-		SetPageUptodate(page);
 	}
 	return 0;
 }
 
 int simple_commit_write(struct file *file, struct page *page,
-			unsigned offset, unsigned to)
+			unsigned from, unsigned to)
 {
 	struct inode *inode = page->mapping->host;
 	loff_t pos = ((loff_t)page->index << PAGE_CACHE_SHIFT) + to;
 
+	if (!PageUptodate(page))
+		SetPageUptodate(page);
 	/*
 	 * No need to use i_size_read() here, the i_size
 	 * cannot change under us because we hold the i_mutex.