diff options
Diffstat (limited to 'mm/oom_kill.c')
-rw-r--r-- | mm/oom_kill.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c index 44b2da11bf43..f255eda693b0 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c | |||
@@ -37,6 +37,7 @@ static DEFINE_SPINLOCK(zone_scan_mutex); | |||
37 | * badness - calculate a numeric value for how bad this task has been | 37 | * badness - calculate a numeric value for how bad this task has been |
38 | * @p: task struct of which task we should calculate | 38 | * @p: task struct of which task we should calculate |
39 | * @uptime: current uptime in seconds | 39 | * @uptime: current uptime in seconds |
40 | * @mem: target memory controller | ||
40 | * | 41 | * |
41 | * The formula used is relatively simple and documented inline in the | 42 | * The formula used is relatively simple and documented inline in the |
42 | * function. The main rationale is that we want to select a good task | 43 | * function. The main rationale is that we want to select a good task |
@@ -264,6 +265,9 @@ static struct task_struct *select_bad_process(unsigned long *ppoints, | |||
264 | } | 265 | } |
265 | 266 | ||
266 | /** | 267 | /** |
268 | * dump_tasks - dump current memory state of all system tasks | ||
269 | * @mem: target memory controller | ||
270 | * | ||
267 | * Dumps the current memory state of all system tasks, excluding kernel threads. | 271 | * Dumps the current memory state of all system tasks, excluding kernel threads. |
268 | * State information includes task's pid, uid, tgid, vm size, rss, cpu, oom_adj | 272 | * State information includes task's pid, uid, tgid, vm size, rss, cpu, oom_adj |
269 | * score, and name. | 273 | * score, and name. |
@@ -298,7 +302,7 @@ static void dump_tasks(const struct mem_cgroup *mem) | |||
298 | } while_each_thread(g, p); | 302 | } while_each_thread(g, p); |
299 | } | 303 | } |
300 | 304 | ||
301 | /** | 305 | /* |
302 | * Send SIGKILL to the selected process irrespective of CAP_SYS_RAW_IO | 306 | * Send SIGKILL to the selected process irrespective of CAP_SYS_RAW_IO |
303 | * flag though it's unlikely that we select a process with CAP_SYS_RAW_IO | 307 | * flag though it's unlikely that we select a process with CAP_SYS_RAW_IO |
304 | * set. | 308 | * set. |
@@ -504,6 +508,9 @@ void clear_zonelist_oom(struct zonelist *zonelist) | |||
504 | 508 | ||
505 | /** | 509 | /** |
506 | * out_of_memory - kill the "best" process when we run out of memory | 510 | * out_of_memory - kill the "best" process when we run out of memory |
511 | * @zonelist: zonelist pointer | ||
512 | * @gfp_mask: memory allocation flags | ||
513 | * @order: amount of memory being requested as a power of 2 | ||
507 | * | 514 | * |
508 | * If we run out of memory, we have the choice between either | 515 | * If we run out of memory, we have the choice between either |
509 | * killing a random task (bad), letting the system crash (worse) | 516 | * killing a random task (bad), letting the system crash (worse) |