move_pages fails on 2 node system

Ganapatrao Kulkarni <[email protected]> Tue, 16 Sep 2014 15:28:43 +0530
Newsgroups org.kernel.vger.linux-numa
Message-ID <CAFpQJXUR_ghZVhgtxi6X7gvmk2mbA1gTYzd47ohv65ex63rAbw@mail.gmail.com>
Hi,

i have come across a bug(likely) when ran move_pages test for 2 node system.
below patch fixes the issue.


diff --git a/test/move_pages.c b/test/move_pages.c
index 70c6556..bab152d 100755
--- a/test/move_pages.c
+++ b/test/move_pages.c
@@ -29,6 +29,7 @@ int main(int argc, char **argv)
        pagesize = getpagesize();

        nr_nodes = numa_max_node();
+       nr_nodes = nr_nodes + 1;

        if (nr_nodes < 2) {
                printf("A minimum of 2 nodes is required for this test.\n");
gkulkarni@mypc>numactl-2.0.9>>




thanks
Ganapat