include/trace/events/fs_dax.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM fs_dax
   4
   5 #if !defined(_TRACE_FS_DAX_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_FS_DAX_H
   7
   8 #include <linux/tracepoint.h>
   9
  10 DECLARE_EVENT_CLASS(dax_pmd_fault_class,
  11         TP_PROTO(struct inode *inode, struct vm_fault *vmf,
  12                 pgoff_t max_pgoff, int result),
  13         TP_ARGS(inode, vmf, 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 = vmf->vma->vm_start;
  30                 __entry->vm_end = vmf->vma->vm_end;
  31                 __entry->vm_flags = vmf->vma->vm_flags;
  32                 __entry->address = vmf->address;
  33                 __entry->flags = vmf->flags;
  34                 __entry->pgoff = vmf->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_fault *vmf, \
  57                 pgoff_t max_pgoff, int result), \
  58         TP_ARGS(inode, vmf, max_pgoff, result))
  59
  60 DEFINE_PMD_FAULT_EVENT(dax_pmd_fault);
  61 DEFINE_PMD_FAULT_EVENT(dax_pmd_fault_done);
  62
  63 DECLARE_EVENT_CLASS(dax_pmd_load_hole_class,
  64         TP_PROTO(struct inode *inode, struct vm_fault *vmf,
  65                 struct page *zero_page,
  66                 void *radix_entry),
  67         TP_ARGS(inode, vmf, zero_page, radix_entry),
  68         TP_STRUCT__entry(
  69                 __field(unsigned long, ino)
  70                 __field(unsigned long, vm_flags)
  71                 __field(unsigned long, address)
  72                 __field(struct page *, zero_page)
  73                 __field(void *, radix_entry)
  74                 __field(dev_t, dev)
  75         ),
  76         TP_fast_assign(
  77                 __entry->dev = inode->i_sb->s_dev;
  78                 __entry->ino = inode->i_ino;
  79                 __entry->vm_flags = vmf->vma->vm_flags;
  80                 __entry->address = vmf->address;
  81                 __entry->zero_page = zero_page;
  82                 __entry->radix_entry = radix_entry;
  83         ),
  84         TP_printk("dev %d:%d ino %#lx %s address %#lx zero_page %p "
  85                         "radix_entry %#lx",
  86                 MAJOR(__entry->dev),
  87                 MINOR(__entry->dev),
  88                 __entry->ino,
  89                 __entry->vm_flags & VM_SHARED ? "shared" : "private",
  90                 __entry->address,
  91                 __entry->zero_page,
  92                 (unsigned long)__entry->radix_entry
  93         )
  94 )
  95
  96 #define DEFINE_PMD_LOAD_HOLE_EVENT(name) \
  97 DEFINE_EVENT(dax_pmd_load_hole_class, name, \
  98         TP_PROTO(struct inode *inode, struct vm_fault *vmf, \
  99                 struct page *zero_page, void *radix_entry), \
 100         TP_ARGS(inode, vmf, zero_page, radix_entry))
 101
 102 DEFINE_PMD_LOAD_HOLE_EVENT(dax_pmd_load_hole);
 103 DEFINE_PMD_LOAD_HOLE_EVENT(dax_pmd_load_hole_fallback);
 104
 105 DECLARE_EVENT_CLASS(dax_pmd_insert_mapping_class,
 106         TP_PROTO(struct inode *inode, struct vm_fault *vmf,
 107                 long length, pfn_t pfn, void *radix_entry),
 108         TP_ARGS(inode, vmf, length, pfn, radix_entry),
 109         TP_STRUCT__entry(
 110                 __field(unsigned long, ino)
 111                 __field(unsigned long, vm_flags)
 112                 __field(unsigned long, address)
 113                 __field(long, length)
 114                 __field(u64, pfn_val)
 115                 __field(void *, radix_entry)
 116                 __field(dev_t, dev)
 117                 __field(int, write)
 118         ),
 119         TP_fast_assign(
 120                 __entry->dev = inode->i_sb->s_dev;
 121                 __entry->ino = inode->i_ino;
 122                 __entry->vm_flags = vmf->vma->vm_flags;
 123                 __entry->address = vmf->address;
 124                 __entry->write = vmf->flags & FAULT_FLAG_WRITE;
 125                 __entry->length = length;
 126                 __entry->pfn_val = pfn.val;
 127                 __entry->radix_entry = radix_entry;
 128         ),
 129         TP_printk("dev %d:%d ino %#lx %s %s address %#lx length %#lx "
 130                         "pfn %#llx %s radix_entry %#lx",
 131                 MAJOR(__entry->dev),
 132                 MINOR(__entry->dev),
 133                 __entry->ino,
 134                 __entry->vm_flags & VM_SHARED ? "shared" : "private",
 135                 __entry->write ? "write" : "read",
 136                 __entry->address,
 137                 __entry->length,
 138                 __entry->pfn_val & ~PFN_FLAGS_MASK,
 139                 __print_flags_u64(__entry->pfn_val & PFN_FLAGS_MASK, "|",
 140                         PFN_FLAGS_TRACE),
 141                 (unsigned long)__entry->radix_entry
 142         )
 143 )
 144
 145 #define DEFINE_PMD_INSERT_MAPPING_EVENT(name) \
 146 DEFINE_EVENT(dax_pmd_insert_mapping_class, name, \
 147         TP_PROTO(struct inode *inode, struct vm_fault *vmf, \
 148                 long length, pfn_t pfn, void *radix_entry), \
 149         TP_ARGS(inode, vmf, length, pfn, radix_entry))
 150
 151 DEFINE_PMD_INSERT_MAPPING_EVENT(dax_pmd_insert_mapping);
 152 DEFINE_PMD_INSERT_MAPPING_EVENT(dax_pmd_insert_mapping_fallback);
 153
 154 DECLARE_EVENT_CLASS(dax_pte_fault_class,
 155         TP_PROTO(struct inode *inode, struct vm_fault *vmf, int result),
 156         TP_ARGS(inode, vmf, result),
 157         TP_STRUCT__entry(
 158                 __field(unsigned long, ino)
 159                 __field(unsigned long, vm_flags)
 160                 __field(unsigned long, address)
 161                 __field(pgoff_t, pgoff)
 162                 __field(dev_t, dev)
 163                 __field(unsigned int, flags)
 164                 __field(int, result)
 165         ),
 166         TP_fast_assign(
 167                 __entry->dev = inode->i_sb->s_dev;
 168                 __entry->ino = inode->i_ino;
 169                 __entry->vm_flags = vmf->vma->vm_flags;
 170                 __entry->address = vmf->address;
 171                 __entry->flags = vmf->flags;
 172                 __entry->pgoff = vmf->pgoff;
 173                 __entry->result = result;
 174         ),
 175         TP_printk("dev %d:%d ino %#lx %s %s address %#lx pgoff %#lx %s",
 176                 MAJOR(__entry->dev),
 177                 MINOR(__entry->dev),
 178                 __entry->ino,
 179                 __entry->vm_flags & VM_SHARED ? "shared" : "private",
 180                 __print_flags(__entry->flags, "|", FAULT_FLAG_TRACE),
 181                 __entry->address,
 182                 __entry->pgoff,
 183                 __print_flags(__entry->result, "|", VM_FAULT_RESULT_TRACE)
 184         )
 185 )
 186
 187 #define DEFINE_PTE_FAULT_EVENT(name) \
 188 DEFINE_EVENT(dax_pte_fault_class, name, \
 189         TP_PROTO(struct inode *inode, struct vm_fault *vmf, int result), \
 190         TP_ARGS(inode, vmf, result))
 191
 192 DEFINE_PTE_FAULT_EVENT(dax_pte_fault);
 193 DEFINE_PTE_FAULT_EVENT(dax_pte_fault_done);
 194 DEFINE_PTE_FAULT_EVENT(dax_load_hole);
 195
 196 TRACE_EVENT(dax_insert_mapping,
 197         TP_PROTO(struct inode *inode, struct vm_fault *vmf, void *radix_entry),
 198         TP_ARGS(inode, vmf, radix_entry),
 199         TP_STRUCT__entry(
 200                 __field(unsigned long, ino)
 201                 __field(unsigned long, vm_flags)
 202                 __field(unsigned long, address)
 203                 __field(void *, radix_entry)
 204                 __field(dev_t, dev)
 205                 __field(int, write)
 206         ),
 207         TP_fast_assign(
 208                 __entry->dev = inode->i_sb->s_dev;
 209                 __entry->ino = inode->i_ino;
 210                 __entry->vm_flags = vmf->vma->vm_flags;
 211                 __entry->address = vmf->address;
 212                 __entry->write = vmf->flags & FAULT_FLAG_WRITE;
 213                 __entry->radix_entry = radix_entry;
 214         ),
 215         TP_printk("dev %d:%d ino %#lx %s %s address %#lx radix_entry %#lx",
 216                 MAJOR(__entry->dev),
 217                 MINOR(__entry->dev),
 218                 __entry->ino,
 219                 __entry->vm_flags & VM_SHARED ? "shared" : "private",
 220                 __entry->write ? "write" : "read",
 221                 __entry->address,
 222                 (unsigned long)__entry->radix_entry
 223         )
 224 )
 225
 226 DECLARE_EVENT_CLASS(dax_writeback_range_class,
 227         TP_PROTO(struct inode *inode, pgoff_t start_index, pgoff_t end_index),
 228         TP_ARGS(inode, start_index, end_index),
 229         TP_STRUCT__entry(
 230                 __field(unsigned long, ino)
 231                 __field(pgoff_t, start_index)
 232                 __field(pgoff_t, end_index)
 233                 __field(dev_t, dev)
 234         ),
 235         TP_fast_assign(
 236                 __entry->dev = inode->i_sb->s_dev;
 237                 __entry->ino = inode->i_ino;
 238                 __entry->start_index = start_index;
 239                 __entry->end_index = end_index;
 240         ),
 241         TP_printk("dev %d:%d ino %#lx pgoff %#lx-%#lx",
 242                 MAJOR(__entry->dev),
 243                 MINOR(__entry->dev),
 244                 __entry->ino,
 245                 __entry->start_index,
 246                 __entry->end_index
 247         )
 248 )
 249
 250 #define DEFINE_WRITEBACK_RANGE_EVENT(name) \
 251 DEFINE_EVENT(dax_writeback_range_class, name, \
 252         TP_PROTO(struct inode *inode, pgoff_t start_index, pgoff_t end_index),\
 253         TP_ARGS(inode, start_index, end_index))
 254
 255 DEFINE_WRITEBACK_RANGE_EVENT(dax_writeback_range);
 256 DEFINE_WRITEBACK_RANGE_EVENT(dax_writeback_range_done);
 257
 258 TRACE_EVENT(dax_writeback_one,
 259         TP_PROTO(struct inode *inode, pgoff_t pgoff, pgoff_t pglen),
 260         TP_ARGS(inode, pgoff, pglen),
 261         TP_STRUCT__entry(
 262                 __field(unsigned long, ino)
 263                 __field(pgoff_t, pgoff)
 264                 __field(pgoff_t, pglen)
 265                 __field(dev_t, dev)
 266         ),
 267         TP_fast_assign(
 268                 __entry->dev = inode->i_sb->s_dev;
 269                 __entry->ino = inode->i_ino;
 270                 __entry->pgoff = pgoff;
 271                 __entry->pglen = pglen;
 272         ),
 273         TP_printk("dev %d:%d ino %#lx pgoff %#lx pglen %#lx",
 274                 MAJOR(__entry->dev),
 275                 MINOR(__entry->dev),
 276                 __entry->ino,
 277                 __entry->pgoff,
 278                 __entry->pglen
 279         )
 280 )
 281
 282 #endif /* _TRACE_FS_DAX_H */
 283
 284 /* This part must be outside protection */
 285 #include <trace/define_trace.h>