include/trace/events/damon.h
Source file repositories/reference/linux-study-clean/include/trace/events/damon.h
File Facts
- System
- Linux kernel
- Corpus path
include/trace/events/damon.h- Extension
.h- Size
- 5507 bytes
- Lines
- 206
- Domain
- Repository Root And Misc
- Bucket
- include
- Inferred role
- Repository Root And Misc: implementation source
- Status
- source implementation candidate
Why This File Exists
Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.
- Top-level or miscellaneous repository surface. Use this as map coverage unless a later manual pass promotes the file into a deeper subsystem dossier.
- Defines or uses C structs; map object ownership, embedded links, reference counts, and lock ownership.
Dependency Surface
linux/damon.hlinux/types.hlinux/tracepoint.htrace/define_trace.h
Detected Declarations
- No top-level syscall, struct, function, initcall, or export declaration detected by the generator.
Annotated Snippet
#undef TRACE_SYSTEM
#define TRACE_SYSTEM damon
#if !defined(_TRACE_DAMON_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_DAMON_H
#include <linux/damon.h>
#include <linux/types.h>
#include <linux/tracepoint.h>
TRACE_EVENT(damos_stat_after_apply_interval,
TP_PROTO(unsigned int context_idx, unsigned int scheme_idx,
struct damos_stat *stat),
TP_ARGS(context_idx, scheme_idx, stat),
TP_STRUCT__entry(
__field(unsigned int, context_idx)
__field(unsigned int, scheme_idx)
__field(unsigned long, nr_tried)
__field(unsigned long, sz_tried)
__field(unsigned long, nr_applied)
__field(unsigned long, sz_applied)
__field(unsigned long, sz_ops_filter_passed)
__field(unsigned long, qt_exceeds)
__field(unsigned long, nr_snapshots)
),
TP_fast_assign(
__entry->context_idx = context_idx;
__entry->scheme_idx = scheme_idx;
__entry->nr_tried = stat->nr_tried;
__entry->sz_tried = stat->sz_tried;
__entry->nr_applied = stat->nr_applied;
__entry->sz_applied = stat->sz_applied;
__entry->sz_ops_filter_passed = stat->sz_ops_filter_passed;
__entry->qt_exceeds = stat->qt_exceeds;
__entry->nr_snapshots = stat->nr_snapshots;
),
TP_printk("ctx_idx=%u scheme_idx=%u nr_tried=%lu sz_tried=%lu "
"nr_applied=%lu sz_applied=%lu sz_ops_filter_passed=%lu "
"qt_exceeds=%lu nr_snapshots=%lu",
__entry->context_idx, __entry->scheme_idx,
__entry->nr_tried, __entry->sz_tried,
__entry->nr_applied, __entry->sz_applied,
__entry->sz_ops_filter_passed, __entry->qt_exceeds,
__entry->nr_snapshots)
);
TRACE_EVENT(damos_esz,
TP_PROTO(unsigned int context_idx, unsigned int scheme_idx,
unsigned long esz),
TP_ARGS(context_idx, scheme_idx, esz),
TP_STRUCT__entry(
__field(unsigned int, context_idx)
__field(unsigned int, scheme_idx)
__field(unsigned long, esz)
),
TP_fast_assign(
__entry->context_idx = context_idx;
__entry->scheme_idx = scheme_idx;
__entry->esz = esz;
),
TP_printk("ctx_idx=%u scheme_idx=%u esz=%lu",
__entry->context_idx, __entry->scheme_idx,
__entry->esz)
);
TRACE_EVENT_CONDITION(damos_before_apply,
TP_PROTO(unsigned int context_idx, unsigned int scheme_idx,
unsigned int target_idx, struct damon_region *r,
unsigned int nr_regions, bool do_trace),
TP_ARGS(context_idx, scheme_idx, target_idx, r, nr_regions, do_trace),
TP_CONDITION(do_trace),
TP_STRUCT__entry(
__field(unsigned int, context_idx)
__field(unsigned int, scheme_idx)
__field(unsigned long, target_idx)
__field(unsigned long, start)
Annotation
- Immediate include surface: `linux/damon.h`, `linux/types.h`, `linux/tracepoint.h`, `trace/define_trace.h`.
- Atlas domain: Repository Root And Misc / include.
- Implementation status: source implementation candidate.
Implementation Notes
- This generated page is the file-by-file coverage layer; curated subsystem chapters should link here when they synthesize a multi-file control flow.
- Core OS pages should be promoted from atlas-only to deep-reviewed when they explain data structures, invariants, locking, lifecycle, and C implementation snippets.
- Driver-family pages are intentionally pattern-oriented unless they are part of the selected PCIe/NVMe representative device path.