include/trace/events/page_pool.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM page_pool
   4
   5 #if !defined(_TRACE_PAGE_POOL_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define      _TRACE_PAGE_POOL_H
   7
   8 #include <linux/types.h>
   9 #include <linux/tracepoint.h>
  10
  11 #include <trace/events/mmflags.h>
  12 #include <net/page_pool.h>
  13
  14 TRACE_EVENT(page_pool_release,
  15
  16         TP_PROTO(const struct page_pool *pool,
  17                  s32 inflight, u32 hold, u32 release),
  18
  19         TP_ARGS(pool, inflight, hold, release),
  20
  21         TP_STRUCT__entry(
  22                 __field(const struct page_pool *, pool)
  23                 __field(s32,    inflight)
  24                 __field(u32,    hold)
  25                 __field(u32,    release)
  26                 __field(u64,    cnt)
  27         ),
  28
  29         TP_fast_assign(
  30                 __entry->pool           = pool;
  31                 __entry->inflight       = inflight;
  32                 __entry->hold           = hold;
  33                 __entry->release        = release;
  34                 __entry->cnt            = pool->destroy_cnt;
  35         ),
  36
  37         TP_printk("page_pool=%p inflight=%d hold=%u release=%u cnt=%llu",
  38                 __entry->pool, __entry->inflight, __entry->hold,
  39                 __entry->release, __entry->cnt)
  40 );
  41
  42 TRACE_EVENT(page_pool_state_release,
  43
  44         TP_PROTO(const struct page_pool *pool,
  45                  const struct page *page, u32 release),
  46
  47         TP_ARGS(pool, page, release),
  48
  49         TP_STRUCT__entry(
  50                 __field(const struct page_pool *,       pool)
  51                 __field(const struct page *,            page)
  52                 __field(u32,                            release)
  53                 __field(unsigned long,                  pfn)
  54         ),
  55
  56         TP_fast_assign(
  57                 __entry->pool           = pool;
  58                 __entry->page           = page;
  59                 __entry->release        = release;
  60                 __entry->pfn            = page_to_pfn(page);
  61         ),
  62
  63         TP_printk("page_pool=%p page=%p pfn=%lu release=%u",
  64                   __entry->pool, __entry->page, __entry->pfn, __entry->release)
  65 );
  66
  67 TRACE_EVENT(page_pool_state_hold,
  68
  69         TP_PROTO(const struct page_pool *pool,
  70                  const struct page *page, u32 hold),
  71
  72         TP_ARGS(pool, page, hold),
  73
  74         TP_STRUCT__entry(
  75                 __field(const struct page_pool *,       pool)
  76                 __field(const struct page *,            page)
  77                 __field(u32,                            hold)
  78                 __field(unsigned long,                  pfn)
  79         ),
  80
  81         TP_fast_assign(
  82                 __entry->pool   = pool;
  83                 __entry->page   = page;
  84                 __entry->hold   = hold;
  85                 __entry->pfn    = page_to_pfn(page);
  86         ),
  87
  88         TP_printk("page_pool=%p page=%p pfn=%lu hold=%u",
  89                   __entry->pool, __entry->page, __entry->pfn, __entry->hold)
  90 );
  91
  92 TRACE_EVENT(page_pool_update_nid,
  93
  94         TP_PROTO(const struct page_pool *pool, int new_nid),
  95
  96         TP_ARGS(pool, new_nid),
  97
  98         TP_STRUCT__entry(
  99                 __field(const struct page_pool *, pool)
 100                 __field(int,                      pool_nid)
 101                 __field(int,                      new_nid)
 102         ),
 103
 104         TP_fast_assign(
 105                 __entry->pool           = pool;
 106                 __entry->pool_nid       = pool->p.nid;
 107                 __entry->new_nid        = new_nid;
 108         ),
 109
 110         TP_printk("page_pool=%p pool_nid=%d new_nid=%d",
 111                   __entry->pool, __entry->pool_nid, __entry->new_nid)
 112 );
 113
 114 #endif /* _TRACE_PAGE_POOL_H */
 115
 116 /* This part must be outside protection */
 117 #include <trace/define_trace.h>