From: Nathan Scott <nathans@sgi.com>
Date: Wed, 11 Jan 2006 04:32:30 +0000 (+1100)
Subject: [XFS] Make d_maxiosz report the real maximum (INT_MAX) so we dont
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=a255a7456d4051e804fd6efff9a7c0f43483a7fc;p=deliverable%2Flinux.git

[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>
---

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);