include/trace/events/percpu.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM percpu
   4
   5 #if !defined(_TRACE_PERCPU_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_PERCPU_H
   7
   8 #include <linux/tracepoint.h>
   9 #include <trace/events/mmflags.h>
  10
  11 TRACE_EVENT(percpu_alloc_percpu,
  12
  13         TP_PROTO(unsigned long call_site,
  14                  bool reserved, bool is_atomic, size_t size,
  15                  size_t align, void *base_addr, int off,
  16                  void __percpu *ptr, size_t bytes_alloc, gfp_t gfp_flags),
  17
  18         TP_ARGS(call_site, reserved, is_atomic, size, align, base_addr, off,
  19                 ptr, bytes_alloc, gfp_flags),
  20
  21         TP_STRUCT__entry(
  22                 __field(        unsigned long,          call_site       )
  23                 __field(        bool,                   reserved        )
  24                 __field(        bool,                   is_atomic       )
  25                 __field(        size_t,                 size            )
  26                 __field(        size_t,                 align           )
  27                 __field(        void *,                 base_addr       )
  28                 __field(        int,                    off             )
  29                 __field(        void __percpu *,        ptr             )
  30                 __field(        size_t,                 bytes_alloc     )
  31                 __field(        unsigned long,          gfp_flags       )
  32         ),
  33         TP_fast_assign(
  34                 __entry->call_site      = call_site;
  35                 __entry->reserved       = reserved;
  36                 __entry->is_atomic      = is_atomic;
  37                 __entry->size           = size;
  38                 __entry->align          = align;
  39                 __entry->base_addr      = base_addr;
  40                 __entry->off            = off;
  41                 __entry->ptr            = ptr;
  42                 __entry->bytes_alloc    = bytes_alloc;
  43                 __entry->gfp_flags      = (__force unsigned long)gfp_flags;
  44         ),
  45
  46         TP_printk("call_site=%pS reserved=%d is_atomic=%d size=%zu align=%zu base_addr=%p off=%d ptr=%p bytes_alloc=%zu gfp_flags=%s",
  47                   (void *)__entry->call_site,
  48                   __entry->reserved, __entry->is_atomic,
  49                   __entry->size, __entry->align,
  50                   __entry->base_addr, __entry->off, __entry->ptr,
  51                   __entry->bytes_alloc, show_gfp_flags(__entry->gfp_flags))
  52 );
  53
  54 TRACE_EVENT(percpu_free_percpu,
  55
  56         TP_PROTO(void *base_addr, int off, void __percpu *ptr),
  57
  58         TP_ARGS(base_addr, off, ptr),
  59
  60         TP_STRUCT__entry(
  61                 __field(        void *,                 base_addr       )
  62                 __field(        int,                    off             )
  63                 __field(        void __percpu *,        ptr             )
  64         ),
  65
  66         TP_fast_assign(
  67                 __entry->base_addr      = base_addr;
  68                 __entry->off            = off;
  69                 __entry->ptr            = ptr;
  70         ),
  71
  72         TP_printk("base_addr=%p off=%d ptr=%p",
  73                 __entry->base_addr, __entry->off, __entry->ptr)
  74 );
  75
  76 TRACE_EVENT(percpu_alloc_percpu_fail,
  77
  78         TP_PROTO(bool reserved, bool is_atomic, size_t size, size_t align),
  79
  80         TP_ARGS(reserved, is_atomic, size, align),
  81
  82         TP_STRUCT__entry(
  83                 __field(        bool,   reserved        )
  84                 __field(        bool,   is_atomic       )
  85                 __field(        size_t, size            )
  86                 __field(        size_t, align           )
  87         ),
  88
  89         TP_fast_assign(
  90                 __entry->reserved       = reserved;
  91                 __entry->is_atomic      = is_atomic;
  92                 __entry->size           = size;
  93                 __entry->align          = align;
  94         ),
  95
  96         TP_printk("reserved=%d is_atomic=%d size=%zu align=%zu",
  97                   __entry->reserved, __entry->is_atomic,
  98                   __entry->size, __entry->align)
  99 );
 100
 101 TRACE_EVENT(percpu_create_chunk,
 102
 103         TP_PROTO(void *base_addr),
 104
 105         TP_ARGS(base_addr),
 106
 107         TP_STRUCT__entry(
 108                 __field(        void *, base_addr       )
 109         ),
 110
 111         TP_fast_assign(
 112                 __entry->base_addr      = base_addr;
 113         ),
 114
 115         TP_printk("base_addr=%p", __entry->base_addr)
 116 );
 117
 118 TRACE_EVENT(percpu_destroy_chunk,
 119
 120         TP_PROTO(void *base_addr),
 121
 122         TP_ARGS(base_addr),
 123
 124         TP_STRUCT__entry(
 125                 __field(        void *, base_addr       )
 126         ),
 127
 128         TP_fast_assign(
 129                 __entry->base_addr      = base_addr;
 130         ),
 131
 132         TP_printk("base_addr=%p", __entry->base_addr)
 133 );
 134
 135 #endif /* _TRACE_PERCPU_H */
 136
 137 #include <trace/define_trace.h>