# HG changeset patch
# Parent 951a9879c34bee1dd2fa0329a541ae089f271c11
xenpaging: munmap all pages after page-in

Do munmap() on all mapped pages, not just the first one.  Without this
change the gfns backing the remaining pages can not be paged out again
because the page count does not go down to 1. This change was missing
from changeset 23827:d1d6abc1db20.

Signed-off-by: Olaf Hering <olaf@aepfle.de>

---
 tools/xenpaging/pagein.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: xen-4.1.2-testing/tools/xenpaging/pagein.c
===================================================================
--- xen-4.1.2-testing.orig/tools/xenpaging/pagein.c
+++ xen-4.1.2-testing/tools/xenpaging/pagein.c
@@ -44,7 +44,7 @@ static void *page_in(void *arg)
         /* Ignore errors */
         page = xc_map_foreign_pages(pia->xch, pia->dom, PROT_READ, gfns, num);
         if (page)
-            munmap(page, PAGE_SIZE);
+            munmap(page, PAGE_SIZE * num);
     }
     page_in_possible = 0;
     pthread_exit(NULL);