xen/grant-table: pre-populate kernel unmap ops for xen_gnttab_unmap_refs()

When unmapping grants, instead of converting the kernel map ops to
unmap ops on the fly, pre-populate the set of unmap ops.

This allows the grant unmap for the kernel mappings to be trivially
batched in the future.

Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Reviewed-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/xen/grant_table.h b/include/xen/grant_table.h
index 3387465b9caa..7235d8f35459 100644
--- a/include/xen/grant_table.h
+++ b/include/xen/grant_table.h
@@ -167,7 +167,7 @@ int gnttab_map_refs(struct gnttab_map_grant_ref *map_ops,
                     struct gnttab_map_grant_ref *kmap_ops,
                     struct page **pages, unsigned int count);
 int gnttab_unmap_refs(struct gnttab_unmap_grant_ref *unmap_ops,
-                      struct gnttab_map_grant_ref *kunmap_ops,
+                      struct gnttab_unmap_grant_ref *kunmap_ops,
                       struct page **pages, unsigned int count);
 
 /* Perform a batch of grant map/copy operations. Retry every batch slot