include/trace/events/fs_dax.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM fs_dax
   3
   4 #if !defined(_TRACE_FS_DAX_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_FS_DAX_H
   6
   7 #include <linux/tracepoint.h>
   8
   9 DECLARE_EVENT_CLASS(dax_pmd_fault_class,
  10         TP_PROTO(struct inode *inode, struct vm_area_struct *vma,
  11                 unsigned long address, unsigned int flags, pgoff_t pgoff,
  12                 pgoff_t max_pgoff, int result),
  13         TP_ARGS(inode, vma, address, flags, pgoff, max_pgoff, result),
  14         TP_STRUCT__entry(
  15                 __field(unsigned long, ino)
  16                 __field(unsigned long, vm_start)
  17                 __field(unsigned long, vm_end)
  18                 __field(unsigned long, vm_flags)
  19                 __field(unsigned long, address)
  20                 __field(pgoff_t, pgoff)
  21                 __field(pgoff_t, max_pgoff)
  22                 __field(dev_t, dev)
  23                 __field(unsigned int, flags)
  24                 __field(int, result)
  25         ),
  26         TP_fast_assign(
  27                 __entry->dev = inode->i_sb->s_dev;
  28                 __entry->ino = inode->i_ino;
  29                 __entry->vm_start = vma->vm_start;
  30                 __entry->vm_end = vma->vm_end;
  31                 __entry->vm_flags = vma->vm_flags;
  32                 __entry->address = address;
  33                 __entry->flags = flags;
  34                 __entry->pgoff = pgoff;
  35                 __entry->max_pgoff = max_pgoff;
  36                 __entry->result = result;
  37         ),
  38         TP_printk("dev %d:%d ino %#lx %s %s address %#lx vm_start "
  39                         "%#lx vm_end %#lx pgoff %#lx max_pgoff %#lx %s",
  40                 MAJOR(__entry->dev),
  41                 MINOR(__entry->dev),
  42                 __entry->ino,
  43                 __entry->vm_flags & VM_SHARED ? "shared" : "private",
  44                 __print_flags(__entry->flags, "|", FAULT_FLAG_TRACE),
  45                 __entry->address,
  46                 __entry->vm_start,
  47                 __entry->vm_end,
  48                 __entry->pgoff,
  49                 __entry->max_pgoff,
  50                 __print_flags(__entry->result, "|", VM_FAULT_RESULT_TRACE)
  51         )
  52 )
  53
  54 #define DEFINE_PMD_FAULT_EVENT(name) \
  55 DEFINE_EVENT(dax_pmd_fault_class, name, \
  56         TP_PROTO(struct inode *inode, struct vm_area_struct *vma, \
  57                 unsigned long address, unsigned int flags, pgoff_t pgoff, \
  58                 pgoff_t max_pgoff, int result), \
  59         TP_ARGS(inode, vma, address, flags, pgoff, max_pgoff, result))
  60
  61 DEFINE_PMD_FAULT_EVENT(dax_pmd_fault);
  62 DEFINE_PMD_FAULT_EVENT(dax_pmd_fault_done);
  63
  64 DECLARE_EVENT_CLASS(dax_pmd_load_hole_class,
  65         TP_PROTO(struct inode *inode, struct vm_area_struct *vma,
  66                 unsigned long address, struct page *zero_page,
  67                 void *radix_entry),
  68         TP_ARGS(inode, vma, address, zero_page, radix_entry),
  69         TP_STRUCT__entry(
  70                 __field(unsigned long, ino)
  71                 __field(unsigned long, vm_flags)
  72                 __field(unsigned long, address)
  73                 __field(struct page *, zero_page)
  74                 __field(void *, radix_entry)
  75                 __field(dev_t, dev)
  76         ),
  77         TP_fast_assign(
  78                 __entry->dev = inode->i_sb->s_dev;
  79                 __entry->ino = inode->i_ino;
  80                 __entry->vm_flags = vma->vm_flags;
  81                 __entry->address = address;
  82                 __entry->zero_page = zero_page;
  83                 __entry->radix_entry = radix_entry;
  84         ),
  85         TP_printk("dev %d:%d ino %#lx %s address %#lx zero_page %p "
  86                         "radix_entry %#lx",
  87                 MAJOR(__entry->dev),
  88                 MINOR(__entry->dev),
  89                 __entry->ino,
  90                 __entry->vm_flags & VM_SHARED ? "shared" : "private",
  91                 __entry->address,
  92                 __entry->zero_page,
  93                 (unsigned long)__entry->radix_entry
  94         )
  95 )
  96
  97 #define DEFINE_PMD_LOAD_HOLE_EVENT(name) \
  98 DEFINE_EVENT(dax_pmd_load_hole_class, name, \
  99         TP_PROTO(struct inode *inode, struct vm_area_struct *vma, \
 100                 unsigned long address, struct page *zero_page, \
 101                 void *radix_entry), \
 102         TP_ARGS(inode, vma, address, zero_page, radix_entry))
 103
 104 DEFINE_PMD_LOAD_HOLE_EVENT(dax_pmd_load_hole);
 105 DEFINE_PMD_LOAD_HOLE_EVENT(dax_pmd_load_hole_fallback);
 106
 107 DECLARE_EVENT_CLASS(dax_pmd_insert_mapping_class,
 108         TP_PROTO(struct inode *inode, struct vm_area_struct *vma,
 109                 unsigned long address, int write, long length, pfn_t pfn,
 110                 void *radix_entry),
 111         TP_ARGS(inode, vma, address, write, length, pfn, radix_entry),
 112         TP_STRUCT__entry(
 113                 __field(unsigned long, ino)
 114                 __field(unsigned long, vm_flags)
 115                 __field(unsigned long, address)
 116                 __field(long, length)
 117                 __field(u64, pfn_val)
 118                 __field(void *, radix_entry)
 119                 __field(dev_t, dev)
 120                 __field(int, write)
 121         ),
 122         TP_fast_assign(
 123                 __entry->dev = inode->i_sb->s_dev;
 124                 __entry->ino = inode->i_ino;
 125                 __entry->vm_flags = vma->vm_flags;
 126                 __entry->address = address;
 127                 __entry->write = write;
 128                 __entry->length = length;
 129                 __entry->pfn_val = pfn.val;
 130                 __entry->radix_entry = radix_entry;
 131         ),
 132         TP_printk("dev %d:%d ino %#lx %s %s address %#lx length %#lx "
 133                         "pfn %#llx %s radix_entry %#lx",
 134                 MAJOR(__entry->dev),
 135                 MINOR(__entry->dev),
 136                 __entry->ino,
 137                 __entry->vm_flags & VM_SHARED ? "shared" : "private",
 138                 __entry->write ? "write" : "read",
 139                 __entry->address,
 140                 __entry->length,
 141                 __entry->pfn_val & ~PFN_FLAGS_MASK,
 142                 __print_flags_u64(__entry->pfn_val & PFN_FLAGS_MASK, "|",
 143                         PFN_FLAGS_TRACE),
 144                 (unsigned long)__entry->radix_entry
 145         )
 146 )
 147
 148 #define DEFINE_PMD_INSERT_MAPPING_EVENT(name) \
 149 DEFINE_EVENT(dax_pmd_insert_mapping_class, name, \
 150         TP_PROTO(struct inode *inode, struct vm_area_struct *vma, \
 151                 unsigned long address, int write, long length, pfn_t pfn, \
 152                 void *radix_entry), \
 153         TP_ARGS(inode, vma, address, write, length, pfn, radix_entry))
 154
 155 DEFINE_PMD_INSERT_MAPPING_EVENT(dax_pmd_insert_mapping);
 156 DEFINE_PMD_INSERT_MAPPING_EVENT(dax_pmd_insert_mapping_fallback);
 157
 158 #endif /* _TRACE_FS_DAX_H */
 159
 160 /* This part must be outside protection */
 161 #include <trace/define_trace.h>