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https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2025-12-28 07:54:36 -05:00
0cd01c4a5c
This makes cma info more intuitive during debugging. Show up in the trace as: 279.814717: cma_alloc_start: name=reserved request_count=4 available_count=8096 total_count=8192 align=0 309.790580: cma_alloc_start: name=reserved request_count=4 available_count=8092 total_count=8192 align=0 317.046609: cma_alloc_start: name=reserved request_count=4 available_count=8088 total_count=8192 align=0 Link: https://lkml.kernel.org/r/8a79284879c529f467478552825154b018076e95.1755729178.git.gaoxiang17@xiaomi.com Signed-off-by: gaoxiang17 <gaoxiang17@xiaomi.com> Cc: David Hildenbrand <david@redhat.com> Cc: Liam Howlett <liam.howlett@oracle.com> Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com> Cc: Michal Hocko <mhocko@suse.com> Cc: Mike Rapoport <rppt@kernel.org> Cc: Suren Baghdasaryan <surenb@google.com> Cc: Vlastimil Babka <vbabka@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
139 lines
3.1 KiB
C
139 lines
3.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#undef TRACE_SYSTEM
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#define TRACE_SYSTEM cma
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#if !defined(_TRACE_CMA_H) || defined(TRACE_HEADER_MULTI_READ)
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#define _TRACE_CMA_H
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#include <linux/types.h>
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#include <linux/tracepoint.h>
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TRACE_EVENT(cma_release,
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TP_PROTO(const char *name, unsigned long pfn, const struct page *page,
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unsigned long count),
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TP_ARGS(name, pfn, page, count),
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TP_STRUCT__entry(
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__string(name, name)
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__field(unsigned long, pfn)
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__field(const struct page *, page)
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__field(unsigned long, count)
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),
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TP_fast_assign(
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__assign_str(name);
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__entry->pfn = pfn;
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__entry->page = page;
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__entry->count = count;
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),
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TP_printk("name=%s pfn=0x%lx page=%p count=%lu",
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__get_str(name),
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__entry->pfn,
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__entry->page,
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__entry->count)
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);
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TRACE_EVENT(cma_alloc_start,
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TP_PROTO(const char *name, unsigned long request_count, unsigned long available_count,
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unsigned long total_count, unsigned int align),
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TP_ARGS(name, request_count, available_count, total_count, align),
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TP_STRUCT__entry(
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__string(name, name)
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__field(unsigned long, request_count)
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__field(unsigned long, available_count)
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__field(unsigned long, total_count)
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__field(unsigned int, align)
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),
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TP_fast_assign(
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__assign_str(name);
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__entry->request_count = request_count;
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__entry->available_count = available_count;
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__entry->total_count = total_count;
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__entry->align = align;
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),
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TP_printk("name=%s request_count=%lu available_count=%lu total_count=%lu align=%u",
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__get_str(name),
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__entry->request_count,
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__entry->available_count,
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__entry->total_count,
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__entry->align)
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);
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TRACE_EVENT(cma_alloc_finish,
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TP_PROTO(const char *name, unsigned long pfn, const struct page *page,
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unsigned long count, unsigned int align, int errorno),
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TP_ARGS(name, pfn, page, count, align, errorno),
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TP_STRUCT__entry(
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__string(name, name)
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__field(unsigned long, pfn)
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__field(const struct page *, page)
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__field(unsigned long, count)
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__field(unsigned int, align)
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__field(int, errorno)
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),
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TP_fast_assign(
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__assign_str(name);
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__entry->pfn = pfn;
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__entry->page = page;
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__entry->count = count;
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__entry->align = align;
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__entry->errorno = errorno;
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),
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TP_printk("name=%s pfn=0x%lx page=%p count=%lu align=%u errorno=%d",
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__get_str(name),
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__entry->pfn,
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__entry->page,
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__entry->count,
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__entry->align,
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__entry->errorno)
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);
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TRACE_EVENT(cma_alloc_busy_retry,
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TP_PROTO(const char *name, unsigned long pfn, const struct page *page,
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unsigned long count, unsigned int align),
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TP_ARGS(name, pfn, page, count, align),
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TP_STRUCT__entry(
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__string(name, name)
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__field(unsigned long, pfn)
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__field(const struct page *, page)
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__field(unsigned long, count)
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__field(unsigned int, align)
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),
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TP_fast_assign(
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__assign_str(name);
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__entry->pfn = pfn;
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__entry->page = page;
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__entry->count = count;
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__entry->align = align;
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),
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TP_printk("name=%s pfn=0x%lx page=%p count=%lu align=%u",
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__get_str(name),
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__entry->pfn,
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__entry->page,
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__entry->count,
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__entry->align)
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);
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#endif /* _TRACE_CMA_H */
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/* This part must be outside protection */
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#include <trace/define_trace.h>
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