STATIC long
xfs_file_ioctl_invis(
struct file *filp,
unsigned int cmd,
unsigned long p)
{
int error;
struct inode *inode = filp->f_path.dentry->d_inode;
bhv_vnode_t *vp = vn_from_inode(inode);
error = bhv_vop_ioctl(vp, inode, filp, IO_INVIS, cmd, (void __user *)p);
VMODIFY(vp);
/* NOTE: some of the ioctl's return positive #'s as a
* byte count indicating success, such as
* readlink_by_handle. So we don't "sign flip"
* like most other routines. This means true
* errors need to be returned as a negative value.
*/
return error;
}
STATIC long
xfs_compat_ioctl(
int mode,
struct file *file,
unsigned cmd,
unsigned long arg)
{
struct inode *inode = file->f_dentry->d_inode;
bhv_vnode_t *vp = vn_from_inode(inode);
int error;
switch (cmd) {
case XFS_IOC_DIOINFO:
case XFS_IOC_FSGEOMETRY_V1:
case XFS_IOC_FSGEOMETRY:
case XFS_IOC_GETVERSION:
case XFS_IOC_GETXFLAGS:
case XFS_IOC_SETXFLAGS:
case XFS_IOC_FSGETXATTR:
case XFS_IOC_FSSETXATTR:
case XFS_IOC_FSGETXATTRA:
case XFS_IOC_FSSETDM:
case XFS_IOC_GETBMAP:
case XFS_IOC_GETBMAPA:
case XFS_IOC_GETBMAPX:
/* not handled
case XFS_IOC_FD_TO_HANDLE:
case XFS_IOC_PATH_TO_HANDLE:
case XFS_IOC_PATH_TO_FSHANDLE:
case XFS_IOC_OPEN_BY_HANDLE:
case XFS_IOC_FSSETDM_BY_HANDLE:
case XFS_IOC_READLINK_BY_HANDLE:
case XFS_IOC_ATTRLIST_BY_HANDLE:
case XFS_IOC_ATTRMULTI_BY_HANDLE:
*/
case XFS_IOC_FSCOUNTS:
case XFS_IOC_SET_RESBLKS:
case XFS_IOC_GET_RESBLKS:
case XFS_IOC_FSGROWFSDATA:
case XFS_IOC_FSGROWFSLOG:
case XFS_IOC_FSGROWFSRT:
case XFS_IOC_FREEZE:
case XFS_IOC_THAW:
case XFS_IOC_GOINGDOWN:
case XFS_IOC_ERROR_INJECTION:
case XFS_IOC_ERROR_CLEARALL:
break;
#ifdef BROKEN_X86_ALIGNMENT
/* xfs_flock_t has wrong u32 vs u64 alignment */
case XFS_IOC_ALLOCSP_32:
case XFS_IOC_FREESP_32:
case XFS_IOC_ALLOCSP64_32:
case XFS_IOC_FREESP64_32:
case XFS_IOC_RESVSP_32:
case XFS_IOC_UNRESVSP_32:
case XFS_IOC_RESVSP64_32:
case XFS_IOC_UNRESVSP64_32:
arg = xfs_ioctl32_flock(arg);
cmd = _NATIVE_IOC(cmd, struct xfs_flock64);
break;
#else /* These are handled fine if no alignment issues */
case XFS_IOC_ALLOCSP:
case XFS_IOC_FREESP:
case XFS_IOC_RESVSP:
case XFS_IOC_UNRESVSP:
case XFS_IOC_ALLOCSP64:
case XFS_IOC_FREESP64:
case XFS_IOC_RESVSP64:
case XFS_IOC_UNRESVSP64:
break;
/* xfs_bstat_t still has wrong u32 vs u64 alignment */
case XFS_IOC_SWAPEXT:
break;
case XFS_IOC_FSBULKSTAT_SINGLE:
case XFS_IOC_FSBULKSTAT:
case XFS_IOC_FSINUMBERS:
arg = xfs_ioctl32_bulkstat(arg);
break;
#endif
default:
return -ENOIOCTLCMD;
}
error = bhv_vop_ioctl(vp, inode, file, mode, cmd, (void __user *)arg);
VMODIFY(vp);
return error;
}
