[XEN] Use gnttab_clear_flag() in new grant-table copy operation.

From: Jimi Xenidis <jimix@watson.ibm.com>
Signed-off-by: Keir Fraser <keir@xensource.com>

diff --git a/xen/common/grant_table.c b/xen/common/grant_table.c
index 277f83b0b9dd87f0de72652dc24c00d95c7910ad..9a0f3434a7110220d8008398397b2d0e2671b5a4 100644 (file)
--- a/xen/common/grant_table.c
+++ b/xen/common/grant_table.c
@@ -724,10 +724,10 @@ __release_grant_for_copy(
         act->pin -= GNTPIN_hstw_inc;
 
     if ( !(act->pin & GNTPIN_hstw_mask) && !readonly )
-        clear_bit(_GTF_writing, &sha->flags);
+        gnttab_clear_flag(_GTF_writing, &sha->flags);
 
     if ( !act->pin )
-        clear_bit(_GTF_reading, &sha->flags);
+        gnttab_clear_flag(_GTF_reading, &sha->flags);
     spin_unlock(&rd->grant_table->lock);
 }