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85 lines
2.1 KiB
85 lines
2.1 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#undef TRACE_SYSTEM |
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#define TRACE_SYSTEM pagemap |
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#if !defined(_TRACE_PAGEMAP_H) || defined(TRACE_HEADER_MULTI_READ) |
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#define _TRACE_PAGEMAP_H |
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#include <linux/tracepoint.h> |
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#include <linux/mm.h> |
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#define PAGEMAP_MAPPED 0x0001u |
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#define PAGEMAP_ANONYMOUS 0x0002u |
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#define PAGEMAP_FILE 0x0004u |
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#define PAGEMAP_SWAPCACHE 0x0008u |
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#define PAGEMAP_SWAPBACKED 0x0010u |
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#define PAGEMAP_MAPPEDDISK 0x0020u |
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#define PAGEMAP_BUFFERS 0x0040u |
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#define trace_pagemap_flags(page) ( \ |
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(PageAnon(page) ? PAGEMAP_ANONYMOUS : PAGEMAP_FILE) | \ |
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(page_mapped(page) ? PAGEMAP_MAPPED : 0) | \ |
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(PageSwapCache(page) ? PAGEMAP_SWAPCACHE : 0) | \ |
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(PageSwapBacked(page) ? PAGEMAP_SWAPBACKED : 0) | \ |
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(PageMappedToDisk(page) ? PAGEMAP_MAPPEDDISK : 0) | \ |
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(page_has_private(page) ? PAGEMAP_BUFFERS : 0) \ |
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) |
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TRACE_EVENT(mm_lru_insertion, |
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TP_PROTO(struct page *page), |
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TP_ARGS(page), |
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TP_STRUCT__entry( |
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__field(struct page *, page ) |
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__field(unsigned long, pfn ) |
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__field(enum lru_list, lru ) |
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__field(unsigned long, flags ) |
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), |
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TP_fast_assign( |
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__entry->page = page; |
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__entry->pfn = page_to_pfn(page); |
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__entry->lru = page_lru(page); |
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__entry->flags = trace_pagemap_flags(page); |
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), |
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/* Flag format is based on page-types.c formatting for pagemap */ |
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TP_printk("page=%p pfn=%lu lru=%d flags=%s%s%s%s%s%s", |
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__entry->page, |
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__entry->pfn, |
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__entry->lru, |
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__entry->flags & PAGEMAP_MAPPED ? "M" : " ", |
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__entry->flags & PAGEMAP_ANONYMOUS ? "a" : "f", |
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__entry->flags & PAGEMAP_SWAPCACHE ? "s" : " ", |
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__entry->flags & PAGEMAP_SWAPBACKED ? "b" : " ", |
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__entry->flags & PAGEMAP_MAPPEDDISK ? "d" : " ", |
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__entry->flags & PAGEMAP_BUFFERS ? "B" : " ") |
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); |
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TRACE_EVENT(mm_lru_activate, |
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TP_PROTO(struct page *page), |
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TP_ARGS(page), |
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TP_STRUCT__entry( |
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__field(struct page *, page ) |
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__field(unsigned long, pfn ) |
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), |
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TP_fast_assign( |
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__entry->page = page; |
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__entry->pfn = page_to_pfn(page); |
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), |
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/* Flag format is based on page-types.c formatting for pagemap */ |
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TP_printk("page=%p pfn=%lu", __entry->page, __entry->pfn) |
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); |
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#endif /* _TRACE_PAGEMAP_H */ |
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/* This part must be outside protection */ |
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#include <trace/define_trace.h>
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