From 018224e07a74ca98b912fe26d9d711666439db3d Mon Sep 17 00:00:00 2001
From: Moe Jette <jette1@llnl.gov>
Date: Mon, 19 May 2008 19:49:08 +0000
Subject: [PATCH] Patch to properly handle "scontrol reconfig" while job's are
running and not corrupt memory.
---
src/plugins/sched/gang/gang.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/src/plugins/sched/gang/gang.c b/src/plugins/sched/gang/gang.c
index 967fb035daa..86ab638b195 100644
--- a/src/plugins/sched/gang/gang.c
+++ b/src/plugins/sched/gang/gang.c
@@ -348,6 +348,10 @@ _build_parts() {
if (gs_part_list)
_destroy_parts();
+ /* reset the sorted list, since it's currently
+ * pointing to partitions we just destroyed */
+ num_sorted_part = 0;
+
num_parts = list_count(part_list);
if (!num_parts)
return;
@@ -646,7 +650,12 @@ _sort_partitions()
for (p_ptr = gs_part_list; p_ptr; p_ptr = p_ptr->next)
gs_part_sorted[i++] = p_ptr;
}
-
+
+ if (size <= 1) {
+ gs_part_sorted[0] = gs_part_list;
+ return;
+ }
+
/* sort array (new array or priorities may have changed) */
for (j = 0; j < size; j++) {
for (i = j+1; i < size; i++) {
--
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