From 10ebd8556b7990499c896a550e3d416b444211e6 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 02:23:07 +0000
Subject: [PATCH] add led
---
kernel/include/trace/events/cma.h | 105 +++++++++++++++++++++++++++++++++++++++++++++++++---
1 files changed, 98 insertions(+), 7 deletions(-)
diff --git a/kernel/include/trace/events/cma.h b/kernel/include/trace/events/cma.h
index 5017a88..9c13432 100644
--- a/kernel/include/trace/events/cma.h
+++ b/kernel/include/trace/events/cma.h
@@ -8,14 +8,15 @@
#include <linux/types.h>
#include <linux/tracepoint.h>
-TRACE_EVENT(cma_alloc,
+DECLARE_EVENT_CLASS(cma_alloc_class,
- TP_PROTO(unsigned long pfn, const struct page *page,
+ TP_PROTO(const char *name, unsigned long pfn, const struct page *page,
unsigned int count, unsigned int align),
- TP_ARGS(pfn, page, count, align),
+ TP_ARGS(name, pfn, page, count, align),
TP_STRUCT__entry(
+ __string(name, name)
__field(unsigned long, pfn)
__field(const struct page *, page)
__field(unsigned int, count)
@@ -23,13 +24,15 @@
),
TP_fast_assign(
+ __assign_str(name, name);
__entry->pfn = pfn;
__entry->page = page;
__entry->count = count;
__entry->align = align;
),
- TP_printk("pfn=%lx page=%p count=%u align=%u",
+ TP_printk("name=%s pfn=%lx page=%p count=%u align=%u",
+ __get_str(name),
__entry->pfn,
__entry->page,
__entry->count,
@@ -38,29 +41,117 @@
TRACE_EVENT(cma_release,
- TP_PROTO(unsigned long pfn, const struct page *page,
+ TP_PROTO(const char *name, unsigned long pfn, const struct page *page,
unsigned int count),
- TP_ARGS(pfn, page, count),
+ TP_ARGS(name, pfn, page, count),
TP_STRUCT__entry(
+ __string(name, name)
__field(unsigned long, pfn)
__field(const struct page *, page)
__field(unsigned int, count)
),
TP_fast_assign(
+ __assign_str(name, name);
__entry->pfn = pfn;
__entry->page = page;
__entry->count = count;
),
- TP_printk("pfn=%lx page=%p count=%u",
+ TP_printk("name=%s pfn=%lx page=%p count=%u",
+ __get_str(name),
__entry->pfn,
__entry->page,
__entry->count)
);
+TRACE_EVENT(cma_alloc_start,
+
+ TP_PROTO(const char *name, unsigned int count, unsigned int align),
+
+ TP_ARGS(name, count, align),
+
+ TP_STRUCT__entry(
+ __string(name, name)
+ __field(unsigned int, count)
+ __field(unsigned int, align)
+ ),
+
+ TP_fast_assign(
+ __assign_str(name, name);
+ __entry->count = count;
+ __entry->align = align;
+ ),
+
+ TP_printk("name=%s count=%u align=%u",
+ __get_str(name),
+ __entry->count,
+ __entry->align)
+);
+
+TRACE_EVENT(cma_alloc_info,
+
+ TP_PROTO(const char *name, const struct page *page, unsigned int count, unsigned int align, struct cma_alloc_info *info),
+
+ TP_ARGS(name, page, count, align, info),
+
+ TP_STRUCT__entry(
+ __string(name, name)
+ __field(unsigned long, pfn)
+ __field(unsigned int, count)
+ __field(unsigned int, align)
+ __field(unsigned long, nr_migrated)
+ __field(unsigned long, nr_reclaimed)
+ __field(unsigned long, nr_mapped)
+ __field(unsigned int, err_iso)
+ __field(unsigned int, err_mig)
+ __field(unsigned int, err_test)
+ ),
+
+ TP_fast_assign(
+ __assign_str(name, name);
+ __entry->pfn = page ? page_to_pfn(page) : -1;
+ __entry->count = count;
+ __entry->align = align;
+ __entry->nr_migrated = info->nr_migrated;
+ __entry->nr_reclaimed = info->nr_reclaimed;
+ __entry->nr_mapped = info->nr_mapped;
+ __entry->err_iso = info->nr_isolate_fail;
+ __entry->err_mig = info->nr_migrate_fail;
+ __entry->err_test = info->nr_test_fail;
+ ),
+
+ TP_printk("name=%s pfn=0x%lx count=%u align=%u nr_migrated=%lu nr_reclaimed=%lu nr_mapped=%lu err_iso=%u err_mig=%u err_test=%u",
+ __get_str(name),
+ __entry->pfn,
+ __entry->count,
+ __entry->align,
+ __entry->nr_migrated,
+ __entry->nr_reclaimed,
+ __entry->nr_mapped,
+ __entry->err_iso,
+ __entry->err_mig,
+ __entry->err_test)
+);
+
+DEFINE_EVENT(cma_alloc_class, cma_alloc_finish,
+
+ TP_PROTO(const char *name, unsigned long pfn, const struct page *page,
+ unsigned int count, unsigned int align),
+
+ TP_ARGS(name, pfn, page, count, align)
+);
+
+DEFINE_EVENT(cma_alloc_class, cma_alloc_busy_retry,
+
+ TP_PROTO(const char *name, unsigned long pfn, const struct page *page,
+ unsigned int count, unsigned int align),
+
+ TP_ARGS(name, pfn, page, count, align)
+);
+
#endif /* _TRACE_CMA_H */
/* This part must be outside protection */
--
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