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-rw-r--r--mm/oom_kill.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 492c986..6bb8a7a 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -352,6 +352,8 @@ static void dump_header(gfp_t gfp_mask, int order, struct mem_cgroup *mem)
dump_tasks(mem);
}
+#define K(x) ((x) << (PAGE_SHIFT-10))
+
/*
* Send SIGKILL to the selected process irrespective of CAP_SYS_RAW_IO
* flag though it's unlikely that we select a process with CAP_SYS_RAW_IO
@@ -365,15 +367,23 @@ static void __oom_kill_task(struct task_struct *p, int verbose)
return;
}
+ task_lock(p);
if (!p->mm) {
WARN_ON(1);
- printk(KERN_WARNING "tried to kill an mm-less task!\n");
+ printk(KERN_WARNING "tried to kill an mm-less task %d (%s)!\n",
+ task_pid_nr(p), p->comm);
+ task_unlock(p);
return;
}
if (verbose)
- printk(KERN_ERR "Killed process %d (%s)\n",
- task_pid_nr(p), p->comm);
+ printk(KERN_ERR "Killed process %d (%s) "
+ "vsz:%lukB, anon-rss:%lukB, file-rss:%lukB\n",
+ task_pid_nr(p), p->comm,
+ K(p->mm->total_vm),
+ K(get_mm_counter(p->mm, anon_rss)),
+ K(get_mm_counter(p->mm, file_rss)));
+ task_unlock(p);
/*
* We give our sacrificial lamb high priority and access to
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