196 строки
3.9 KiB
C
196 строки
3.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM oom
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#if !defined(_TRACE_OOM_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_OOM_H
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#include <linux/tracepoint.h>
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#include <trace/events/mmflags.h>
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TRACE_EVENT(oom_score_adj_update,
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TP_PROTO(struct task_struct *task),
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TP_ARGS(task),
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TP_STRUCT__entry(
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__field( pid_t, pid)
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__array( char, comm, TASK_COMM_LEN )
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__field( short, oom_score_adj)
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),
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TP_fast_assign(
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__entry->pid = task->pid;
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memcpy(__entry->comm, task->comm, TASK_COMM_LEN);
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__entry->oom_score_adj = task->signal->oom_score_adj;
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),
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TP_printk("pid=%d comm=%s oom_score_adj=%hd",
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__entry->pid, __entry->comm, __entry->oom_score_adj)
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);
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TRACE_EVENT(reclaim_retry_zone,
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TP_PROTO(struct zoneref *zoneref,
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int order,
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unsigned long reclaimable,
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unsigned long available,
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unsigned long min_wmark,
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int no_progress_loops,
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bool wmark_check),
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TP_ARGS(zoneref, order, reclaimable, available, min_wmark, no_progress_loops, wmark_check),
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TP_STRUCT__entry(
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__field( int, node)
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__field( int, zone_idx)
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__field( int, order)
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__field( unsigned long, reclaimable)
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__field( unsigned long, available)
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__field( unsigned long, min_wmark)
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__field( int, no_progress_loops)
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__field( bool, wmark_check)
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),
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TP_fast_assign(
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__entry->node = zone_to_nid(zoneref->zone);
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__entry->zone_idx = zoneref->zone_idx;
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__entry->order = order;
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__entry->reclaimable = reclaimable;
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__entry->available = available;
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__entry->min_wmark = min_wmark;
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__entry->no_progress_loops = no_progress_loops;
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__entry->wmark_check = wmark_check;
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),
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TP_printk("node=%d zone=%-8s order=%d reclaimable=%lu available=%lu min_wmark=%lu no_progress_loops=%d wmark_check=%d",
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__entry->node, __print_symbolic(__entry->zone_idx, ZONE_TYPE),
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__entry->order,
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__entry->reclaimable, __entry->available, __entry->min_wmark,
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__entry->no_progress_loops,
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__entry->wmark_check)
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);
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TRACE_EVENT(mark_victim,
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TP_PROTO(int pid),
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TP_ARGS(pid),
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TP_STRUCT__entry(
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__field(int, pid)
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),
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TP_fast_assign(
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__entry->pid = pid;
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),
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TP_printk("pid=%d", __entry->pid)
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);
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TRACE_EVENT(wake_reaper,
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TP_PROTO(int pid),
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TP_ARGS(pid),
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TP_STRUCT__entry(
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__field(int, pid)
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),
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TP_fast_assign(
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__entry->pid = pid;
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),
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TP_printk("pid=%d", __entry->pid)
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);
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TRACE_EVENT(start_task_reaping,
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TP_PROTO(int pid),
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TP_ARGS(pid),
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TP_STRUCT__entry(
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__field(int, pid)
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),
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TP_fast_assign(
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__entry->pid = pid;
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),
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TP_printk("pid=%d", __entry->pid)
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);
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TRACE_EVENT(finish_task_reaping,
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TP_PROTO(int pid),
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TP_ARGS(pid),
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TP_STRUCT__entry(
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__field(int, pid)
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),
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TP_fast_assign(
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__entry->pid = pid;
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),
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TP_printk("pid=%d", __entry->pid)
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);
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TRACE_EVENT(skip_task_reaping,
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TP_PROTO(int pid),
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TP_ARGS(pid),
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TP_STRUCT__entry(
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__field(int, pid)
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),
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TP_fast_assign(
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__entry->pid = pid;
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),
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TP_printk("pid=%d", __entry->pid)
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);
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#ifdef CONFIG_COMPACTION
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TRACE_EVENT(compact_retry,
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TP_PROTO(int order,
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enum compact_priority priority,
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enum compact_result result,
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int retries,
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int max_retries,
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bool ret),
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TP_ARGS(order, priority, result, retries, max_retries, ret),
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TP_STRUCT__entry(
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__field( int, order)
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__field( int, priority)
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__field( int, result)
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__field( int, retries)
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__field( int, max_retries)
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__field( bool, ret)
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),
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TP_fast_assign(
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__entry->order = order;
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__entry->priority = priority;
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__entry->result = compact_result_to_feedback(result);
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__entry->retries = retries;
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__entry->max_retries = max_retries;
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__entry->ret = ret;
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),
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TP_printk("order=%d priority=%s compaction_result=%s retries=%d max_retries=%d should_retry=%d",
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__entry->order,
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__print_symbolic(__entry->priority, COMPACTION_PRIORITY),
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__print_symbolic(__entry->result, COMPACTION_FEEDBACK),
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__entry->retries, __entry->max_retries,
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__entry->ret)
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);
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#endif /* CONFIG_COMPACTION */
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#endif
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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