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authorNathan Scott <nathans@sgi.com>2005-05-05 13:30:34 -0700
committerChristoph Hellwig <hch@melbourne.sgi.com>2005-05-05 13:30:34 -0700
commit3f243766660da3df4a75ea1892c310d6080646c8 (patch)
treeac2b037cfea6d9bf36ec74b0719497f986c17631 /fs/xfs/linux-2.6/xfs_lrw.c
parentabd0cf7aeaaf8a15d9777e65606b6076868b6186 (diff)
[XFS] Disable the combination of XFS direct IO and AIO until the IO completion
handling for unwritten extents can be moved out of interrupt context. SGI Modid: xfs-linux:xfs-kern:22343a Signed-off-by: Nathan Scott <nathans@sgi.com> Signed-off-by: Christoph Hellwig <hch@sgi.com>
Diffstat (limited to 'fs/xfs/linux-2.6/xfs_lrw.c')
-rw-r--r--fs/xfs/linux-2.6/xfs_lrw.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/xfs/linux-2.6/xfs_lrw.c b/fs/xfs/linux-2.6/xfs_lrw.c
index ff145fd0d1a..aa9daaea6c3 100644
--- a/fs/xfs/linux-2.6/xfs_lrw.c
+++ b/fs/xfs/linux-2.6/xfs_lrw.c
@@ -683,6 +683,9 @@ xfs_write(
(xip->i_d.di_flags & XFS_DIFLAG_REALTIME) ?
mp->m_rtdev_targp : mp->m_ddev_targp;
+ if (ioflags & IO_ISAIO)
+ return XFS_ERROR(-ENOSYS);
+
if ((pos & target->pbr_smask) || (count & target->pbr_smask))
return XFS_ERROR(-EINVAL);