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Open Menu / include / trace / events / cma.h
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/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM cma

#if !defined(_TRACE_CMA_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_CMA_H

#include <linux/types.h>
#include <linux/tracepoint.h>

TRACE_EVENT(cma_release,

	TP_PROTO(const char *name, unsigned long pfn, const struct page *page,
		 unsigned long count),

	TP_ARGS(name, pfn, page, count),

	TP_STRUCT__entry(
		__string(name, name)
		__field(unsigned long, pfn)
		__field(const struct page *, page)
		__field(unsigned long, count)
	),

	TP_fast_assign(
		__assign_str(name);
		__entry->pfn = pfn;
		__entry->page = page;
		__entry->count = count;
	),

	TP_printk("name=%s pfn=0x%lx page=%p count=%lu",
		  __get_str(name),
		  __entry->pfn,
		  __entry->page,
		  __entry->count)
);

TRACE_EVENT(cma_alloc_start,

	TP_PROTO(const char *name, unsigned long count, unsigned int align),

	TP_ARGS(name, count, align),

	TP_STRUCT__entry(
		__string(name, name)
		__field(unsigned long, count)
		__field(unsigned int, align)
	),

	TP_fast_assign(
		__assign_str(name);
		__entry->count = count;
		__entry->align = align;
	),

	TP_printk("name=%s count=%lu align=%u",
		  __get_str(name),
		  __entry->count,
		  __entry->align)
);

TRACE_EVENT(cma_alloc_finish,

	TP_PROTO(const char *name, unsigned long pfn, const struct page *page,
		 unsigned long count, unsigned int align, int errorno),

	TP_ARGS(name, pfn, page, count, align, errorno),

	TP_STRUCT__entry(
		__string(name, name)
		__field(unsigned long, pfn)
		__field(const struct page *, page)
		__field(unsigned long, count)
		__field(unsigned int, align)
		__field(int, errorno)
	),

	TP_fast_assign(
		__assign_str(name);
		__entry->pfn = pfn;
		__entry->page = page;
		__entry->count = count;
		__entry->align = align;
		__entry->errorno = errorno;
	),

	TP_printk("name=%s pfn=0x%lx page=%p count=%lu align=%u errorno=%d",
		  __get_str(name),
		  __entry->pfn,
		  __entry->page,
		  __entry->count,
		  __entry->align,
		  __entry->errorno)
);

TRACE_EVENT(cma_alloc_busy_retry,

	TP_PROTO(const char *name, unsigned long pfn, const struct page *page,
		 unsigned long count, unsigned int 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 long, count)
		__field(unsigned int, align)
	),

	TP_fast_assign(
		__assign_str(name);
		__entry->pfn = pfn;
		__entry->page = page;
		__entry->count = count;
		__entry->align = align;
	),

	TP_printk("name=%s pfn=0x%lx page=%p count=%lu align=%u",
		  __get_str(name),
		  __entry->pfn,
		  __entry->page,
		  __entry->count,
		  __entry->align)
);

#endif /* _TRACE_CMA_H */

/* This part must be outside protection */
#include <trace/define_trace.h>