[Xen-changelog] [xen-unstable] [BLKTAP] Fix gnttab unmap call to specify that address contains PTE.

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kfraser@xxxxxxxxxxxxxxxxxxxxx
# Node ID f1e7799750dc4c1e1f520326322199f63055040d
# Parent  dcdf02fde4cbef96c1e6256b7ff8ab984614618c
[BLKTAP] Fix gnttab unmap call to specify that address contains PTE.
Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
---
 linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff -r dcdf02fde4cb -r f1e7799750dc 
linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c
--- a/linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c  Fri Nov 03 11:54:33 
2006 +0000
+++ b/linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c  Fri Nov 03 12:08:42 
2006 +0000
@@ -908,8 +908,10 @@ static void fast_flush_area(pending_req_
                                return;
                        }
 
-                       gnttab_set_unmap_op(&unmap[invcount],
-                                           ptep, GNTMAP_host_map,
+                       gnttab_set_unmap_op(&unmap[invcount], ptep,
+                                           GNTMAP_host_map
+                                           | GNTMAP_application_map
+                                           | GNTMAP_contains_pte,
                                            khandle->user);
                        invcount++;
                }

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