From: kfraser@localhost.localdomain <kfraser@localhost.localdomain>
Date: Fri, 3 Nov 2006 12:08:42 +0000 (+0000)
Subject: [BLKTAP] Fix gnttab unmap call to specify that address contains PTE.
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/success//%22http:/www.example.com/cgi/success/?a=commitdiff_plain;h=7fd6304c647226bae6097eaf2515968a0f1b6909;p=xen.git

[BLKTAP] Fix gnttab unmap call to specify that address contains PTE.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
---

diff --git a/linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c b/linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c
index aef8aa0607..39e6c2e01e 100644
--- a/linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c
+++ b/linux-2.6-xen-sparse/drivers/xen/blktap/blktap.c
@@ -908,8 +908,10 @@ static void fast_flush_area(pending_req_t *req, int k_idx, int u_idx,
 				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++;
 		}