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-rw-r--r--include/trace/events/oom.h195
1 files changed, 195 insertions, 0 deletions
diff --git a/include/trace/events/oom.h b/include/trace/events/oom.h
new file mode 100644
index 0000000000..26a11e4a2c
--- /dev/null
+++ b/include/trace/events/oom.h
@@ -0,0 +1,195 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM oom
+
+#if !defined(_TRACE_OOM_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_OOM_H
+#include <linux/tracepoint.h>
+#include <trace/events/mmflags.h>
+
+TRACE_EVENT(oom_score_adj_update,
+
+ TP_PROTO(struct task_struct *task),
+
+ TP_ARGS(task),
+
+ TP_STRUCT__entry(
+ __field( pid_t, pid)
+ __array( char, comm, TASK_COMM_LEN )
+ __field( short, oom_score_adj)
+ ),
+
+ TP_fast_assign(
+ __entry->pid = task->pid;
+ memcpy(__entry->comm, task->comm, TASK_COMM_LEN);
+ __entry->oom_score_adj = task->signal->oom_score_adj;
+ ),
+
+ TP_printk("pid=%d comm=%s oom_score_adj=%hd",
+ __entry->pid, __entry->comm, __entry->oom_score_adj)
+);
+
+TRACE_EVENT(reclaim_retry_zone,
+
+ TP_PROTO(struct zoneref *zoneref,
+ int order,
+ unsigned long reclaimable,
+ unsigned long available,
+ unsigned long min_wmark,
+ int no_progress_loops,
+ bool wmark_check),
+
+ TP_ARGS(zoneref, order, reclaimable, available, min_wmark, no_progress_loops, wmark_check),
+
+ TP_STRUCT__entry(
+ __field( int, node)
+ __field( int, zone_idx)
+ __field( int, order)
+ __field( unsigned long, reclaimable)
+ __field( unsigned long, available)
+ __field( unsigned long, min_wmark)
+ __field( int, no_progress_loops)
+ __field( bool, wmark_check)
+ ),
+
+ TP_fast_assign(
+ __entry->node = zone_to_nid(zoneref->zone);
+ __entry->zone_idx = zoneref->zone_idx;
+ __entry->order = order;
+ __entry->reclaimable = reclaimable;
+ __entry->available = available;
+ __entry->min_wmark = min_wmark;
+ __entry->no_progress_loops = no_progress_loops;
+ __entry->wmark_check = wmark_check;
+ ),
+
+ TP_printk("node=%d zone=%-8s order=%d reclaimable=%lu available=%lu min_wmark=%lu no_progress_loops=%d wmark_check=%d",
+ __entry->node, __print_symbolic(__entry->zone_idx, ZONE_TYPE),
+ __entry->order,
+ __entry->reclaimable, __entry->available, __entry->min_wmark,
+ __entry->no_progress_loops,
+ __entry->wmark_check)
+);
+
+TRACE_EVENT(mark_victim,
+ TP_PROTO(int pid),
+
+ TP_ARGS(pid),
+
+ TP_STRUCT__entry(
+ __field(int, pid)
+ ),
+
+ TP_fast_assign(
+ __entry->pid = pid;
+ ),
+
+ TP_printk("pid=%d", __entry->pid)
+);
+
+TRACE_EVENT(wake_reaper,
+ TP_PROTO(int pid),
+
+ TP_ARGS(pid),
+
+ TP_STRUCT__entry(
+ __field(int, pid)
+ ),
+
+ TP_fast_assign(
+ __entry->pid = pid;
+ ),
+
+ TP_printk("pid=%d", __entry->pid)
+);
+
+TRACE_EVENT(start_task_reaping,
+ TP_PROTO(int pid),
+
+ TP_ARGS(pid),
+
+ TP_STRUCT__entry(
+ __field(int, pid)
+ ),
+
+ TP_fast_assign(
+ __entry->pid = pid;
+ ),
+
+ TP_printk("pid=%d", __entry->pid)
+);
+
+TRACE_EVENT(finish_task_reaping,
+ TP_PROTO(int pid),
+
+ TP_ARGS(pid),
+
+ TP_STRUCT__entry(
+ __field(int, pid)
+ ),
+
+ TP_fast_assign(
+ __entry->pid = pid;
+ ),
+
+ TP_printk("pid=%d", __entry->pid)
+);
+
+TRACE_EVENT(skip_task_reaping,
+ TP_PROTO(int pid),
+
+ TP_ARGS(pid),
+
+ TP_STRUCT__entry(
+ __field(int, pid)
+ ),
+
+ TP_fast_assign(
+ __entry->pid = pid;
+ ),
+
+ TP_printk("pid=%d", __entry->pid)
+);
+
+#ifdef CONFIG_COMPACTION
+TRACE_EVENT(compact_retry,
+
+ TP_PROTO(int order,
+ enum compact_priority priority,
+ enum compact_result result,
+ int retries,
+ int max_retries,
+ bool ret),
+
+ TP_ARGS(order, priority, result, retries, max_retries, ret),
+
+ TP_STRUCT__entry(
+ __field( int, order)
+ __field( int, priority)
+ __field( int, result)
+ __field( int, retries)
+ __field( int, max_retries)
+ __field( bool, ret)
+ ),
+
+ TP_fast_assign(
+ __entry->order = order;
+ __entry->priority = priority;
+ __entry->result = compact_result_to_feedback(result);
+ __entry->retries = retries;
+ __entry->max_retries = max_retries;
+ __entry->ret = ret;
+ ),
+
+ TP_printk("order=%d priority=%s compaction_result=%s retries=%d max_retries=%d should_retry=%d",
+ __entry->order,
+ __print_symbolic(__entry->priority, COMPACTION_PRIORITY),
+ __print_symbolic(__entry->result, COMPACTION_FEEDBACK),
+ __entry->retries, __entry->max_retries,
+ __entry->ret)
+);
+#endif /* CONFIG_COMPACTION */
+#endif
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>