long ocfs2_compat_ioctl(struct file *file, unsigned cmd, unsigned long arg) { bool preserve; struct reflink_arguments args; struct inode *inode = file->f_path.dentry->d_inode; switch (cmd) { case OCFS2_IOC32_GETFLAGS: cmd = OCFS2_IOC_GETFLAGS; break; case OCFS2_IOC32_SETFLAGS: cmd = OCFS2_IOC_SETFLAGS; break; case OCFS2_IOC_RESVSP: case OCFS2_IOC_RESVSP64: case OCFS2_IOC_UNRESVSP: case OCFS2_IOC_UNRESVSP64: case OCFS2_IOC_GROUP_EXTEND: case OCFS2_IOC_GROUP_ADD: case OCFS2_IOC_GROUP_ADD64: break; case OCFS2_IOC_REFLINK: if (copy_from_user(&args, (struct reflink_arguments *)arg, sizeof(args))) return -EFAULT; preserve = (args.preserve != 0); return ocfs2_reflink_ioctl(inode, compat_ptr(args.old_path), compat_ptr(args.new_path), preserve); default: return -ENOIOCTLCMD; } return ocfs2_ioctl(file, cmd, arg); }
long ocfs2_compat_ioctl(struct file *file, unsigned cmd, unsigned long arg) { bool preserve; struct reflink_arguments args; struct inode *inode = file_inode(file); struct ocfs2_info info; void __user *argp = (void __user *)arg; switch (cmd) { case OCFS2_IOC32_GETFLAGS: cmd = OCFS2_IOC_GETFLAGS; break; case OCFS2_IOC32_SETFLAGS: cmd = OCFS2_IOC_SETFLAGS; break; case OCFS2_IOC_RESVSP: case OCFS2_IOC_RESVSP64: case OCFS2_IOC_UNRESVSP: case OCFS2_IOC_UNRESVSP64: case OCFS2_IOC_GROUP_EXTEND: case OCFS2_IOC_GROUP_ADD: case OCFS2_IOC_GROUP_ADD64: case FITRIM: break; case OCFS2_IOC_REFLINK: if (copy_from_user(&args, argp, sizeof(args))) return -EFAULT; preserve = (args.preserve != 0); return ocfs2_reflink_ioctl(inode, compat_ptr(args.old_path), compat_ptr(args.new_path), preserve); case OCFS2_IOC_INFO: if (copy_from_user(&info, argp, sizeof(struct ocfs2_info))) return -EFAULT; return ocfs2_info_handle(inode, &info, 1); case OCFS2_IOC_MOVE_EXT: break; default: return -ENOIOCTLCMD; } return ocfs2_ioctl(file, cmd, arg); }
long ocfs2_compat_ioctl(struct file *file, unsigned cmd, unsigned long arg) { switch (cmd) { case OCFS2_IOC32_GETFLAGS: cmd = OCFS2_IOC_GETFLAGS; break; case OCFS2_IOC32_SETFLAGS: cmd = OCFS2_IOC_SETFLAGS; break; case OCFS2_IOC_RESVSP: case OCFS2_IOC_RESVSP64: case OCFS2_IOC_UNRESVSP: case OCFS2_IOC_UNRESVSP64: case OCFS2_IOC_GROUP_EXTEND: case OCFS2_IOC_GROUP_ADD: case OCFS2_IOC_GROUP_ADD64: break; default: return -ENOIOCTLCMD; } return ocfs2_ioctl(file, cmd, arg); }