1 files changed, 0 insertions, 284 deletions
diff --git a/drivers/gator/driver/gator_fs.c b/drivers/gator/driver/gator_fs.c
deleted file mode 100644
index 8277c3aac3e..00000000000
--- a/drivers/gator/driver/gator_fs.c
+++ /dev/null
@@ -1,284 +0,0 @@
-/**
- * @file gatorfs.c
- *
- * @remark Copyright 2002 OProfile authors
- * @remark Read the file COPYING
- *
- * @author John Levon
- *
- * A simple filesystem for configuration and
- * access of oprofile.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/fs.h>
-#include <linux/pagemap.h>
-#include <asm/uaccess.h>
-
-#define gatorfs_MAGIC 0x24051020
-#define TMPBUFSIZE 50
-DEFINE_SPINLOCK(gatorfs_lock);
-
-static struct inode *gatorfs_get_inode(struct super_block *sb, int mode)
-{
-	struct inode *inode = new_inode(sb);
-
-	if (inode) {
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37)
-		inode->i_ino = get_next_ino();
-#endif
-		inode->i_mode = mode;
-		inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
-	}
-	return inode;
-}
-
-static const struct super_operations s_ops = {
-	.statfs		= simple_statfs,
-	.drop_inode 	= generic_delete_inode,
-};
-
-ssize_t gatorfs_str_to_user(char const *str, char __user *buf, size_t count, loff_t *offset)
-{
-	return simple_read_from_buffer(buf, count, offset, str, strlen(str));
-}
-
-ssize_t gatorfs_ulong_to_user(unsigned long val, char __user *buf, size_t count, loff_t *offset)
-{
-	char tmpbuf[TMPBUFSIZE];
-	size_t maxlen = snprintf(tmpbuf, TMPBUFSIZE, "%lu\n", val);
-	if (maxlen > TMPBUFSIZE)
-		maxlen = TMPBUFSIZE;
-	return simple_read_from_buffer(buf, count, offset, tmpbuf, maxlen);
-}
-
-int gatorfs_ulong_from_user(unsigned long *val, char const __user *buf, size_t count)
-{
-	char tmpbuf[TMPBUFSIZE];
-	unsigned long flags;
-
-	if (!count)
-		return 0;
-
-	if (count > TMPBUFSIZE - 1)
-		return -EINVAL;
-
-	memset(tmpbuf, 0x0, TMPBUFSIZE);
-
-	if (copy_from_user(tmpbuf, buf, count))
-		return -EFAULT;
-
-	spin_lock_irqsave(&gatorfs_lock, flags);
-	*val = simple_strtoul(tmpbuf, NULL, 0);
-	spin_unlock_irqrestore(&gatorfs_lock, flags);
-	return 0;
-}
-
-static ssize_t ulong_read_file(struct file *file, char __user *buf, size_t count, loff_t *offset)
-{
-	unsigned long *val = file->private_data;
-	return gatorfs_ulong_to_user(*val, buf, count, offset);
-}
-
-static ssize_t ulong_write_file(struct file *file, char const __user *buf, size_t count, loff_t *offset)
-{
-	unsigned long *value = file->private_data;
-	int retval;
-
-	if (*offset)
-		return -EINVAL;
-
-	retval = gatorfs_ulong_from_user(value, buf, count);
-
-	if (retval)
-		return retval;
-	return count;
-}
-
-static int default_open(struct inode *inode, struct file *filp)
-{
-	if (inode->i_private)
-		filp->private_data = inode->i_private;
-	return 0;
-}
-
-static const struct file_operations ulong_fops = {
-	.read		= ulong_read_file,
-	.write		= ulong_write_file,
-	.open		= default_open,
-};
-
-static const struct file_operations ulong_ro_fops = {
-	.read		= ulong_read_file,
-	.open		= default_open,
-};
-
-static struct dentry *__gatorfs_create_file(struct super_block *sb,
-	struct dentry *root, char const *name, const struct file_operations *fops,
-	int perm)
-{
-	struct dentry *dentry;
-	struct inode *inode;
-
-	dentry = d_alloc_name(root, name);
-	if (!dentry)
-		return NULL;
-	inode = gatorfs_get_inode(sb, S_IFREG | perm);
-	if (!inode) {
-		dput(dentry);
-		return NULL;
-	}
-	inode->i_fop = fops;
-	d_add(dentry, inode);
-	return dentry;
-}
-
-int gatorfs_create_ulong(struct super_block *sb, struct dentry *root,
-	char const *name, unsigned long *val)
-{
-	struct dentry *d = __gatorfs_create_file(sb, root, name,
-						     &ulong_fops, 0644);
-	if (!d)
-		return -EFAULT;
-
-	d->d_inode->i_private = val;
-	return 0;
-}
-
-int gatorfs_create_ro_ulong(struct super_block *sb, struct dentry *root,
-	char const *name, unsigned long *val)
-{
-	struct dentry *d = __gatorfs_create_file(sb, root, name,
-						     &ulong_ro_fops, 0444);
-	if (!d)
-		return -EFAULT;
-
-	d->d_inode->i_private = val;
-	return 0;
-}
-
-static ssize_t atomic_read_file(struct file *file, char __user *buf, size_t count, loff_t *offset)
-{
-	atomic_t *val = file->private_data;
-	return gatorfs_ulong_to_user(atomic_read(val), buf, count, offset);
-}
-
-static const struct file_operations atomic_ro_fops = {
-	.read		= atomic_read_file,
-	.open		= default_open,
-};
-
-int gatorfs_create_ro_atomic(struct super_block *sb, struct dentry *root,
-	char const *name, atomic_t *val)
-{
-	struct dentry *d = __gatorfs_create_file(sb, root, name,
-						     &atomic_ro_fops, 0444);
-	if (!d)
-		return -EFAULT;
-
-	d->d_inode->i_private = val;
-	return 0;
-}
-
-int gatorfs_create_file(struct super_block *sb, struct dentry *root,
-	char const *name, const struct file_operations *fops)
-{
-	if (!__gatorfs_create_file(sb, root, name, fops, 0644))
-		return -EFAULT;
-	return 0;
-}
-
-int gatorfs_create_file_perm(struct super_block *sb, struct dentry *root,
-	char const *name, const struct file_operations *fops, int perm)
-{
-	if (!__gatorfs_create_file(sb, root, name, fops, perm))
-		return -EFAULT;
-	return 0;
-}
-
-struct dentry *gatorfs_mkdir(struct super_block *sb,
-	struct dentry *root, char const *name)
-{
-	struct dentry *dentry;
-	struct inode *inode;
-
-	dentry = d_alloc_name(root, name);
-	if (!dentry)
-		return NULL;
-	inode = gatorfs_get_inode(sb, S_IFDIR | 0755);
-	if (!inode) {
-		dput(dentry);
-		return NULL;
-	}
-	inode->i_op = &simple_dir_inode_operations;
-	inode->i_fop = &simple_dir_operations;
-	d_add(dentry, inode);
-	return dentry;
-}
-
-static int gatorfs_fill_super(struct super_block *sb, void *data, int silent)
-{
-	struct inode *root_inode;
-	struct dentry *root_dentry;
-
-	sb->s_blocksize = PAGE_CACHE_SIZE;
-	sb->s_blocksize_bits = PAGE_CACHE_SHIFT;
-	sb->s_magic = gatorfs_MAGIC;
-	sb->s_op = &s_ops;
-	sb->s_time_gran = 1;
-
-	root_inode = gatorfs_get_inode(sb, S_IFDIR | 0755);
-	if (!root_inode)
-		return -ENOMEM;
-	root_inode->i_op = &simple_dir_inode_operations;
-	root_inode->i_fop = &simple_dir_operations;
-	root_dentry = d_alloc_root(root_inode);
-	if (!root_dentry) {
-		iput(root_inode);
-		return -ENOMEM;
-	}
-
-	sb->s_root = root_dentry;
-
-	gator_op_create_files(sb, root_dentry);
-
-	// FIXME: verify kill_litter_super removes our dentries
-	return 0;
-}
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 39)
-static int gatorfs_get_sb(struct file_system_type *fs_type,
-	int flags, const char *dev_name, void *data, struct vfsmount *mnt)
-{
-	return get_sb_single(fs_type, flags, data, gatorfs_fill_super, mnt);
-}
-#else
-static struct dentry *gatorfs_mount(struct file_system_type *fs_type,
-	int flags, const char *dev_name, void *data)
-{
-	return mount_nodev(fs_type, flags, data, gatorfs_fill_super);
-}
-#endif
-
-static struct file_system_type gatorfs_type = {
-	.owner		= THIS_MODULE,
-	.name		= "gatorfs",
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 39)
-	 	.get_sb		= gatorfs_get_sb,
-#else
-	 	.mount		= gatorfs_mount,
-#endif
-
-	.kill_sb	= kill_litter_super,
-};
-
-int __init gatorfs_register(void)
-{
-	return register_filesystem(&gatorfs_type);
-}
-
-void gatorfs_unregister(void)
-{
-	unregister_filesystem(&gatorfs_type);
-}