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107 lines
2.2 KiB
107 lines
2.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#undef TRACE_SYSTEM |
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#define TRACE_SYSTEM mmap_lock |
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#if !defined(_TRACE_MMAP_LOCK_H) || defined(TRACE_HEADER_MULTI_READ) |
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#define _TRACE_MMAP_LOCK_H |
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#include <linux/tracepoint.h> |
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#include <linux/types.h> |
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struct mm_struct; |
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extern int trace_mmap_lock_reg(void); |
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extern void trace_mmap_lock_unreg(void); |
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TRACE_EVENT_FN(mmap_lock_start_locking, |
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TP_PROTO(struct mm_struct *mm, const char *memcg_path, bool write), |
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TP_ARGS(mm, memcg_path, write), |
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TP_STRUCT__entry( |
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__field(struct mm_struct *, mm) |
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__string(memcg_path, memcg_path) |
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__field(bool, write) |
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), |
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TP_fast_assign( |
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__entry->mm = mm; |
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__assign_str(memcg_path, memcg_path); |
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__entry->write = write; |
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), |
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TP_printk( |
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"mm=%p memcg_path=%s write=%s\n", |
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__entry->mm, |
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__get_str(memcg_path), |
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__entry->write ? "true" : "false" |
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), |
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trace_mmap_lock_reg, trace_mmap_lock_unreg |
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); |
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TRACE_EVENT_FN(mmap_lock_acquire_returned, |
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TP_PROTO(struct mm_struct *mm, const char *memcg_path, bool write, |
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bool success), |
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TP_ARGS(mm, memcg_path, write, success), |
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TP_STRUCT__entry( |
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__field(struct mm_struct *, mm) |
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__string(memcg_path, memcg_path) |
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__field(bool, write) |
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__field(bool, success) |
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), |
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TP_fast_assign( |
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__entry->mm = mm; |
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__assign_str(memcg_path, memcg_path); |
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__entry->write = write; |
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__entry->success = success; |
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), |
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TP_printk( |
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"mm=%p memcg_path=%s write=%s success=%s\n", |
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__entry->mm, |
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__get_str(memcg_path), |
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__entry->write ? "true" : "false", |
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__entry->success ? "true" : "false" |
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), |
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trace_mmap_lock_reg, trace_mmap_lock_unreg |
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); |
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TRACE_EVENT_FN(mmap_lock_released, |
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TP_PROTO(struct mm_struct *mm, const char *memcg_path, bool write), |
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TP_ARGS(mm, memcg_path, write), |
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TP_STRUCT__entry( |
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__field(struct mm_struct *, mm) |
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__string(memcg_path, memcg_path) |
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__field(bool, write) |
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), |
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TP_fast_assign( |
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__entry->mm = mm; |
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__assign_str(memcg_path, memcg_path); |
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__entry->write = write; |
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), |
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TP_printk( |
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"mm=%p memcg_path=%s write=%s\n", |
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__entry->mm, |
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__get_str(memcg_path), |
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__entry->write ? "true" : "false" |
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), |
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trace_mmap_lock_reg, trace_mmap_lock_unreg |
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); |
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#endif /* _TRACE_MMAP_LOCK_H */ |
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/* This part must be outside protection */ |
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#include <trace/define_trace.h>
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