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[sfrench/cifs-2.6.git] / mm / oom_kill.c
index b278b8d60eee4ac13bba50222c478901cff39a60..a35e7a8ebd7ed8ddbc5545a598796766889f0174 100644 (file)
@@ -147,9 +147,11 @@ unsigned long badness(struct task_struct *p, unsigned long uptime)
         * Adjust the score by oomkilladj.
         */
        if (p->oomkilladj) {
-               if (p->oomkilladj > 0)
+               if (p->oomkilladj > 0) {
+                       if (!points)
+                               points = 1;
                        points <<= p->oomkilladj;
-               else
+               else
                        points >>= -(p->oomkilladj);
        }
 
@@ -176,6 +178,8 @@ static inline int constrained_alloc(struct zonelist *zonelist, gfp_t gfp_mask)
        struct zone **z;
        nodemask_t nodes;
        int node;
+
+       nodes_clear(nodes);
        /* node has memory ? */
        for_each_online_node(node)
                if (NODE_DATA(node)->node_present_pages)
@@ -320,7 +324,7 @@ static int oom_kill_task(struct task_struct *p)
         * Don't kill the process if any threads are set to OOM_DISABLE
         */
        do_each_thread(g, q) {
-               if (q->mm == mm && p->oomkilladj == OOM_DISABLE)
+               if (q->mm == mm && q->oomkilladj == OOM_DISABLE)
                        return 1;
        } while_each_thread(g, q);
 
@@ -333,7 +337,7 @@ static int oom_kill_task(struct task_struct *p)
         */
        do_each_thread(g, q) {
                if (q->mm == mm && q->tgid != p->tgid)
-                       force_sig(SIGKILL, p);
+                       force_sig(SIGKILL, q);
        } while_each_thread(g, q);
 
        return 0;