[XFS] Make d_maxiosz report the real maximum (INT_MAX) so we dont

incorrectly limit people using this interface to size IO buffers.

SGI-PV: 910890
SGI-Modid: xfs-linux-melb:xfs-kern:24657a

Signed-off-by: Nathan Scott <nathans@sgi.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index f98c5be3dfe7..71eabf4bf397 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -751,8 +751,7 @@ xfs_ioctl(
                         mp->m_rtdev_targp : mp->m_ddev_targp;
 
                 da.d_mem = da.d_miniosz = 1 << target->pbr_sshift;
-                /* The size dio will do in one go */
-                da.d_maxiosz = 64 * PAGE_CACHE_SIZE;
+                da.d_maxiosz = INT_MAX;
 
                 if (copy_to_user(arg, &da, sizeof(da)))
                         return -XFS_ERROR(EFAULT);