322 lines
7.4 KiB
C
322 lines
7.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM kmem
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#if !defined(_TRACE_KMEM_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_KMEM_H
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#include <linux/types.h>
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#include <linux/tracepoint.h>
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#include <trace/events/mmflags.h>
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DECLARE_EVENT_CLASS(kmem_alloc,
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TP_PROTO(unsigned long call_site,
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const void *ptr,
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size_t bytes_req,
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size_t bytes_alloc,
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gfp_t gfp_flags),
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TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags),
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TP_STRUCT__entry(
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__field( unsigned long, call_site )
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__field( const void *, ptr )
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__field( size_t, bytes_req )
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__field( size_t, bytes_alloc )
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__field( gfp_t, gfp_flags )
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),
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TP_fast_assign(
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__entry->call_site = call_site;
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__entry->ptr = ptr;
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__entry->bytes_req = bytes_req;
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__entry->bytes_alloc = bytes_alloc;
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__entry->gfp_flags = gfp_flags;
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),
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TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s",
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__entry->call_site,
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__entry->ptr,
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__entry->bytes_req,
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__entry->bytes_alloc,
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show_gfp_flags(__entry->gfp_flags))
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);
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DEFINE_EVENT(kmem_alloc, kmalloc,
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TP_PROTO(unsigned long call_site, const void *ptr,
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size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
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TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
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);
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DEFINE_EVENT(kmem_alloc, kmem_cache_alloc,
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TP_PROTO(unsigned long call_site, const void *ptr,
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size_t bytes_req, size_t bytes_alloc, gfp_t gfp_flags),
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TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags)
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);
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DECLARE_EVENT_CLASS(kmem_alloc_node,
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TP_PROTO(unsigned long call_site,
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const void *ptr,
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size_t bytes_req,
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size_t bytes_alloc,
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gfp_t gfp_flags,
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int node),
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TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node),
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TP_STRUCT__entry(
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__field( unsigned long, call_site )
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__field( const void *, ptr )
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__field( size_t, bytes_req )
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__field( size_t, bytes_alloc )
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__field( gfp_t, gfp_flags )
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__field( int, node )
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),
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TP_fast_assign(
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__entry->call_site = call_site;
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__entry->ptr = ptr;
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__entry->bytes_req = bytes_req;
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__entry->bytes_alloc = bytes_alloc;
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__entry->gfp_flags = gfp_flags;
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__entry->node = node;
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),
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TP_printk("call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d",
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__entry->call_site,
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__entry->ptr,
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__entry->bytes_req,
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__entry->bytes_alloc,
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show_gfp_flags(__entry->gfp_flags),
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__entry->node)
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);
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DEFINE_EVENT(kmem_alloc_node, kmalloc_node,
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TP_PROTO(unsigned long call_site, const void *ptr,
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size_t bytes_req, size_t bytes_alloc,
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gfp_t gfp_flags, int node),
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TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
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);
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DEFINE_EVENT(kmem_alloc_node, kmem_cache_alloc_node,
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TP_PROTO(unsigned long call_site, const void *ptr,
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size_t bytes_req, size_t bytes_alloc,
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gfp_t gfp_flags, int node),
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TP_ARGS(call_site, ptr, bytes_req, bytes_alloc, gfp_flags, node)
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);
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DECLARE_EVENT_CLASS(kmem_free,
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TP_PROTO(unsigned long call_site, const void *ptr),
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TP_ARGS(call_site, ptr),
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TP_STRUCT__entry(
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__field( unsigned long, call_site )
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__field( const void *, ptr )
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),
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TP_fast_assign(
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__entry->call_site = call_site;
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__entry->ptr = ptr;
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),
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TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
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);
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DEFINE_EVENT(kmem_free, kfree,
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TP_PROTO(unsigned long call_site, const void *ptr),
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TP_ARGS(call_site, ptr)
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);
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DEFINE_EVENT(kmem_free, kmem_cache_free,
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TP_PROTO(unsigned long call_site, const void *ptr),
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TP_ARGS(call_site, ptr)
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);
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TRACE_EVENT(mm_page_free,
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TP_PROTO(struct page *page, unsigned int order),
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TP_ARGS(page, order),
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TP_STRUCT__entry(
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__field( unsigned long, pfn )
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__field( unsigned int, order )
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),
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TP_fast_assign(
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__entry->pfn = page_to_pfn(page);
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__entry->order = order;
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),
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TP_printk("page=%p pfn=%lu order=%d",
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pfn_to_page(__entry->pfn),
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__entry->pfn,
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__entry->order)
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);
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TRACE_EVENT(mm_page_free_batched,
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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( unsigned long, pfn )
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),
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TP_fast_assign(
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__entry->pfn = page_to_pfn(page);
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),
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TP_printk("page=%p pfn=%lu order=0",
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pfn_to_page(__entry->pfn),
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__entry->pfn)
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);
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TRACE_EVENT(mm_page_alloc,
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TP_PROTO(struct page *page, unsigned int order,
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gfp_t gfp_flags, int migratetype),
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TP_ARGS(page, order, gfp_flags, migratetype),
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TP_STRUCT__entry(
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__field( unsigned long, pfn )
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__field( unsigned int, order )
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__field( gfp_t, gfp_flags )
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__field( int, migratetype )
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),
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TP_fast_assign(
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__entry->pfn = page ? page_to_pfn(page) : -1UL;
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__entry->order = order;
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__entry->gfp_flags = gfp_flags;
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__entry->migratetype = migratetype;
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),
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TP_printk("page=%p pfn=%lu order=%d migratetype=%d gfp_flags=%s",
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__entry->pfn != -1UL ? pfn_to_page(__entry->pfn) : NULL,
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__entry->pfn != -1UL ? __entry->pfn : 0,
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__entry->order,
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__entry->migratetype,
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show_gfp_flags(__entry->gfp_flags))
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);
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DECLARE_EVENT_CLASS(mm_page,
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TP_PROTO(struct page *page, unsigned int order, int migratetype),
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TP_ARGS(page, order, migratetype),
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TP_STRUCT__entry(
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__field( unsigned long, pfn )
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__field( unsigned int, order )
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__field( int, migratetype )
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),
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TP_fast_assign(
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__entry->pfn = page ? page_to_pfn(page) : -1UL;
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__entry->order = order;
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__entry->migratetype = migratetype;
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),
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TP_printk("page=%p pfn=%lu order=%u migratetype=%d percpu_refill=%d",
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__entry->pfn != -1UL ? pfn_to_page(__entry->pfn) : NULL,
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__entry->pfn != -1UL ? __entry->pfn : 0,
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__entry->order,
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__entry->migratetype,
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__entry->order == 0)
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);
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DEFINE_EVENT(mm_page, mm_page_alloc_zone_locked,
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TP_PROTO(struct page *page, unsigned int order, int migratetype),
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TP_ARGS(page, order, migratetype)
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);
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TRACE_EVENT(mm_page_pcpu_drain,
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TP_PROTO(struct page *page, unsigned int order, int migratetype),
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TP_ARGS(page, order, migratetype),
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TP_STRUCT__entry(
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__field( unsigned long, pfn )
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__field( unsigned int, order )
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__field( int, migratetype )
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),
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TP_fast_assign(
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__entry->pfn = page ? page_to_pfn(page) : -1UL;
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__entry->order = order;
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__entry->migratetype = migratetype;
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),
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TP_printk("page=%p pfn=%lu order=%d migratetype=%d",
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pfn_to_page(__entry->pfn), __entry->pfn,
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__entry->order, __entry->migratetype)
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);
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TRACE_EVENT(mm_page_alloc_extfrag,
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TP_PROTO(struct page *page,
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int alloc_order, int fallback_order,
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int alloc_migratetype, int fallback_migratetype),
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TP_ARGS(page,
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alloc_order, fallback_order,
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alloc_migratetype, fallback_migratetype),
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TP_STRUCT__entry(
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__field( unsigned long, pfn )
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__field( int, alloc_order )
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__field( int, fallback_order )
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__field( int, alloc_migratetype )
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__field( int, fallback_migratetype )
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__field( int, change_ownership )
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),
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TP_fast_assign(
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__entry->pfn = page_to_pfn(page);
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__entry->alloc_order = alloc_order;
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__entry->fallback_order = fallback_order;
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__entry->alloc_migratetype = alloc_migratetype;
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__entry->fallback_migratetype = fallback_migratetype;
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__entry->change_ownership = (alloc_migratetype ==
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get_pageblock_migratetype(page));
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),
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TP_printk("page=%p pfn=%lu alloc_order=%d fallback_order=%d pageblock_order=%d alloc_migratetype=%d fallback_migratetype=%d fragmenting=%d change_ownership=%d",
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pfn_to_page(__entry->pfn),
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__entry->pfn,
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__entry->alloc_order,
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__entry->fallback_order,
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pageblock_order,
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__entry->alloc_migratetype,
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__entry->fallback_migratetype,
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__entry->fallback_order < pageblock_order,
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__entry->change_ownership)
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);
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#endif /* _TRACE_KMEM_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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