ext4: Remove old legacy block allocator

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

1 files changed, 0 insertions, 44 deletions

diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index 3e14060b398e..ea27eaa0cfe5 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -23,7 +23,6 @@ long ext4_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
         struct inode *inode = filp->f_dentry->d_inode;
         struct ext4_inode_info *ei = EXT4_I(inode);
         unsigned int flags;
-        unsigned short rsv_window_size;
 
         ext4_debug("cmd = %u, arg = %lu\n", cmd, arg);
 
@@ -190,49 +189,6 @@ setversion_out:
                         return ret;
                 }
 #endif
-        case EXT4_IOC_GETRSVSZ:
-                if (test_opt(inode->i_sb, RESERVATION)
-                        && S_ISREG(inode->i_mode)
-                        && ei->i_block_alloc_info) {
-                        rsv_window_size = ei->i_block_alloc_info->rsv_window_node.rsv_goal_size;
-                        return put_user(rsv_window_size, (int __user *)arg);
-                }
-                return -ENOTTY;
-        case EXT4_IOC_SETRSVSZ: {
-                int err;
-
-                if (!test_opt(inode->i_sb, RESERVATION) || !S_ISREG(inode->i_mode))
-                        return -ENOTTY;
-
-                if (!is_owner_or_cap(inode))
-                        return -EACCES;
-
-                if (get_user(rsv_window_size, (int __user *)arg))
-                        return -EFAULT;
-
-                err = mnt_want_write(filp->f_path.mnt);
-                if (err)
-                        return err;
-
-                if (rsv_window_size > EXT4_MAX_RESERVE_BLOCKS)
-                        rsv_window_size = EXT4_MAX_RESERVE_BLOCKS;
-
-                /*
-                 * need to allocate reservation structure for this inode
-                 * before set the window size
-                 */
-                down_write(&ei->i_data_sem);
-                if (!ei->i_block_alloc_info)
-                        ext4_init_block_alloc_info(inode);
-
-                if (ei->i_block_alloc_info){
-                        struct ext4_reserve_window_node *rsv = &ei->i_block_alloc_info->rsv_window_node;
-                        rsv->rsv_goal_size = rsv_window_size;
-                }
-                up_write(&ei->i_data_sem);
-                mnt_drop_write(filp->f_path.mnt);
-                return 0;
-        }
         case EXT4_IOC_GROUP_EXTEND: {
                 ext4_fsblk_t n_blocks_count;
                 struct super_block *sb = inode->i_sb;