xenpaging: mmap gfn to evict in readonly mode
nominate/evict will not modify the page so there is no need to map the page rw.
---
tools/xenpaging/xenpaging.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/tools/xenpaging/xenpaging.c
+++ b/tools/xenpaging/xenpaging.c
@@ -575,8 +575,7 @@ static int xenpaging_evict_page(xenpagin
/* Map page to get a handle */
gfn = victim->gfn;
- page = xc_map_foreign_pages(xch, paging->mem_event.domain_id,
- PROT_READ | PROT_WRITE, &gfn, 1);
+ page = xc_map_foreign_pages(xch, paging->mem_event.domain_id, PROT_READ, &gfn, 1);
if ( page == NULL )
{
if ( errno == EINVAL )
