Displaying 1 result from an estimated 1 matches for "gntdev_vma_open".
2011 Mar 07
6
[PATCH] xen/gntdev,gntalloc: Remove unneeded VM flags
...ev.c b/drivers/xen/gntdev.c
index 2faf797..69c787a 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -334,17 +334,26 @@ static int unmap_grant_pages(struct grant_map *map, int offset, int pages)
/* ------------------------------------------------------------------ */
+static void gntdev_vma_open(struct vm_area_struct *vma)
+{
+ struct grant_map *map = vma->vm_private_data;
+
+ pr_debug("gntdev_vma_open %p\n", vma);
+ atomic_inc(&map->users);
+}
+
static void gntdev_vma_close(struct vm_area_struct *vma)
{
struct grant_map *map = vma->vm_private_data;
- pr_debug(...