[mpich-commits] [mpich] MPICH primary repository branch, master, updated. v3.2b4-10-g6b41775

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http://git.mpich.org/mpich.git/commitdiff/6b41775b2056ff18b3c28aab71764e35904c00fa

commit 6b41775b2056ff18b3c28aab71764e35904c00fa
Author: Aaron S. Knister <aknister at discover.nccs.nasa.gov>
Date:   Mon Jul 27 15:39:20 2015 -0400

    let srun know definitiviely there's no stdin
    
    Signed-off-by: Pavan Balaji <balaji at anl.gov>

diff --git a/src/pm/hydra/tools/bootstrap/external/slurm_launch.c b/src/pm/hydra/tools/bootstrap/external/slurm_launch.c
index 682fa22..ad62e21 100644
--- a/src/pm/hydra/tools/bootstrap/external/slurm_launch.c
+++ b/src/pm/hydra/tools/bootstrap/external/slurm_launch.c
@@ -102,6 +102,11 @@ HYD_status HYDT_bscd_slurm_launch_procs(char **args, struct HYD_proxy *proxy_lis
     targs[idx++] = HYDU_strdup("-n");
     targs[idx++] = HYDU_int_to_str(num_hosts);
 
+    /* Force srun to ignore stdin to avoid issues with
+     * unexpected files open on fd 0 */
+    targs[idx++] = HYDU_strdup("--input");
+    targs[idx++] = HYDU_strdup("none");
+
     MPL_env2str("HYDRA_LAUNCHER_EXTRA_ARGS", (const char **) &extra_arg_list);
     if (extra_arg_list) {
         extra_arg = strtok(extra_arg_list, " ");

-----------------------------------------------------------------------

Summary of changes:
 .../hydra/tools/bootstrap/external/slurm_launch.c  |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)


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