include/trace/events/mmflags.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #include <linux/node.h>
   3 #include <linux/mmzone.h>
   4 #include <linux/compaction.h>
   5 /*
   6  * The order of these masks is important. Matching masks will be seen
   7  * first and the left over flags will end up showing by themselves.
   8  *
   9  * For example, if we have GFP_KERNEL before GFP_USER we wil get:
  10  *
  11  *  GFP_KERNEL|GFP_HARDWALL
  12  *
  13  * Thus most bits set go first.
  14  */
  15
  16 #define gfpflag_string(flag) {(__force unsigned long)flag, #flag}
  17
  18 #define __def_gfpflag_names                     \
  19         gfpflag_string(GFP_TRANSHUGE),          \
  20         gfpflag_string(GFP_TRANSHUGE_LIGHT),    \
  21         gfpflag_string(GFP_HIGHUSER_MOVABLE),   \
  22         gfpflag_string(GFP_HIGHUSER),           \
  23         gfpflag_string(GFP_USER),               \
  24         gfpflag_string(GFP_KERNEL_ACCOUNT),     \
  25         gfpflag_string(GFP_KERNEL),             \
  26         gfpflag_string(GFP_NOFS),               \
  27         gfpflag_string(GFP_ATOMIC),             \
  28         gfpflag_string(GFP_NOIO),               \
  29         gfpflag_string(GFP_NOWAIT),             \
  30         gfpflag_string(GFP_DMA),                \
  31         gfpflag_string(__GFP_HIGHMEM),          \
  32         gfpflag_string(GFP_DMA32),              \
  33         gfpflag_string(__GFP_HIGH),             \
  34         gfpflag_string(__GFP_IO),               \
  35         gfpflag_string(__GFP_FS),               \
  36         gfpflag_string(__GFP_NOWARN),           \
  37         gfpflag_string(__GFP_RETRY_MAYFAIL),    \
  38         gfpflag_string(__GFP_NOFAIL),           \
  39         gfpflag_string(__GFP_NORETRY),          \
  40         gfpflag_string(__GFP_COMP),             \
  41         gfpflag_string(__GFP_ZERO),             \
  42         gfpflag_string(__GFP_NOMEMALLOC),       \
  43         gfpflag_string(__GFP_MEMALLOC),         \
  44         gfpflag_string(__GFP_HARDWALL),         \
  45         gfpflag_string(__GFP_THISNODE),         \
  46         gfpflag_string(__GFP_RECLAIMABLE),      \
  47         gfpflag_string(__GFP_MOVABLE),          \
  48         gfpflag_string(__GFP_ACCOUNT),          \
  49         gfpflag_string(__GFP_WRITE),            \
  50         gfpflag_string(__GFP_RECLAIM),          \
  51         gfpflag_string(__GFP_DIRECT_RECLAIM),   \
  52         gfpflag_string(__GFP_KSWAPD_RECLAIM),   \
  53         gfpflag_string(__GFP_ZEROTAGS)
  54
  55 #ifdef CONFIG_KASAN_HW_TAGS
  56 #define __def_gfpflag_names_kasan ,                     \
  57         gfpflag_string(__GFP_SKIP_ZERO),                \
  58         gfpflag_string(__GFP_SKIP_KASAN)
  59 #else
  60 #define __def_gfpflag_names_kasan
  61 #endif
  62
  63 #define show_gfp_flags(flags)                                           \
  64         (flags) ? __print_flags(flags, "|",                             \
  65         __def_gfpflag_names __def_gfpflag_names_kasan                   \
  66         ) : "none"
  67
  68 #ifdef CONFIG_MMU
  69 #define IF_HAVE_PG_MLOCK(_name) ,{1UL << PG_##_name, __stringify(_name)}
  70 #else
  71 #define IF_HAVE_PG_MLOCK(_name)
  72 #endif
  73
  74 #ifdef CONFIG_ARCH_USES_PG_UNCACHED
  75 #define IF_HAVE_PG_UNCACHED(_name) ,{1UL << PG_##_name, __stringify(_name)}
  76 #else
  77 #define IF_HAVE_PG_UNCACHED(_name)
  78 #endif
  79
  80 #ifdef CONFIG_MEMORY_FAILURE
  81 #define IF_HAVE_PG_HWPOISON(_name) ,{1UL << PG_##_name, __stringify(_name)}
  82 #else
  83 #define IF_HAVE_PG_HWPOISON(_name)
  84 #endif
  85
  86 #if defined(CONFIG_PAGE_IDLE_FLAG) && defined(CONFIG_64BIT)
  87 #define IF_HAVE_PG_IDLE(_name) ,{1UL << PG_##_name, __stringify(_name)}
  88 #else
  89 #define IF_HAVE_PG_IDLE(_name)
  90 #endif
  91
  92 #ifdef CONFIG_ARCH_USES_PG_ARCH_X
  93 #define IF_HAVE_PG_ARCH_X(_name) ,{1UL << PG_##_name, __stringify(_name)}
  94 #else
  95 #define IF_HAVE_PG_ARCH_X(_name)
  96 #endif
  97
  98 #define DEF_PAGEFLAG_NAME(_name) { 1UL <<  PG_##_name, __stringify(_name) }
  99
 100 #define __def_pageflag_names                                            \
 101         DEF_PAGEFLAG_NAME(locked),                                      \
 102         DEF_PAGEFLAG_NAME(waiters),                                     \
 103         DEF_PAGEFLAG_NAME(error),                                       \
 104         DEF_PAGEFLAG_NAME(referenced),                                  \
 105         DEF_PAGEFLAG_NAME(uptodate),                                    \
 106         DEF_PAGEFLAG_NAME(dirty),                                       \
 107         DEF_PAGEFLAG_NAME(lru),                                         \
 108         DEF_PAGEFLAG_NAME(active),                                      \
 109         DEF_PAGEFLAG_NAME(workingset),                                  \
 110         DEF_PAGEFLAG_NAME(slab),                                        \
 111         DEF_PAGEFLAG_NAME(owner_priv_1),                                \
 112         DEF_PAGEFLAG_NAME(arch_1),                                      \
 113         DEF_PAGEFLAG_NAME(reserved),                                    \
 114         DEF_PAGEFLAG_NAME(private),                                     \
 115         DEF_PAGEFLAG_NAME(private_2),                                   \
 116         DEF_PAGEFLAG_NAME(writeback),                                   \
 117         DEF_PAGEFLAG_NAME(head),                                        \
 118         DEF_PAGEFLAG_NAME(mappedtodisk),                                \
 119         DEF_PAGEFLAG_NAME(reclaim),                                     \
 120         DEF_PAGEFLAG_NAME(swapbacked),                                  \
 121         DEF_PAGEFLAG_NAME(unevictable)                                  \
 122 IF_HAVE_PG_MLOCK(mlocked)                                               \
 123 IF_HAVE_PG_UNCACHED(uncached)                                           \
 124 IF_HAVE_PG_HWPOISON(hwpoison)                                           \
 125 IF_HAVE_PG_IDLE(idle)                                                   \
 126 IF_HAVE_PG_IDLE(young)                                                  \
 127 IF_HAVE_PG_ARCH_X(arch_2)                                               \
 128 IF_HAVE_PG_ARCH_X(arch_3)
 129
 130 #define show_page_flags(flags)                                          \
 131         (flags) ? __print_flags(flags, "|",                             \
 132         __def_pageflag_names                                            \
 133         ) : "none"
 134
 135 #define DEF_PAGETYPE_NAME(_name) { PG_##_name, __stringify(_name) }
 136
 137 #define __def_pagetype_names                                            \
 138         DEF_PAGETYPE_NAME(offline),                                     \
 139         DEF_PAGETYPE_NAME(guard),                                       \
 140         DEF_PAGETYPE_NAME(table),                                       \
 141         DEF_PAGETYPE_NAME(buddy)
 142
 143 #if defined(CONFIG_X86)
 144 #define __VM_ARCH_SPECIFIC_1 {VM_PAT,     "pat"           }
 145 #elif defined(CONFIG_PPC)
 146 #define __VM_ARCH_SPECIFIC_1 {VM_SAO,     "sao"           }
 147 #elif defined(CONFIG_PARISC)
 148 #define __VM_ARCH_SPECIFIC_1 {VM_GROWSUP,       "growsup"       }
 149 #elif !defined(CONFIG_MMU)
 150 #define __VM_ARCH_SPECIFIC_1 {VM_MAPPED_COPY,"mappedcopy"       }
 151 #else
 152 #define __VM_ARCH_SPECIFIC_1 {VM_ARCH_1,        "arch_1"        }
 153 #endif
 154
 155 #ifdef CONFIG_MEM_SOFT_DIRTY
 156 #define IF_HAVE_VM_SOFTDIRTY(flag,name) {flag, name },
 157 #else
 158 #define IF_HAVE_VM_SOFTDIRTY(flag,name)
 159 #endif
 160
 161 #ifdef CONFIG_HAVE_ARCH_USERFAULTFD_MINOR
 162 # define IF_HAVE_UFFD_MINOR(flag, name) {flag, name},
 163 #else
 164 # define IF_HAVE_UFFD_MINOR(flag, name)
 165 #endif
 166
 167 #define __def_vmaflag_names                                             \
 168         {VM_READ,                       "read"          },              \
 169         {VM_WRITE,                      "write"         },              \
 170         {VM_EXEC,                       "exec"          },              \
 171         {VM_SHARED,                     "shared"        },              \
 172         {VM_MAYREAD,                    "mayread"       },              \
 173         {VM_MAYWRITE,                   "maywrite"      },              \
 174         {VM_MAYEXEC,                    "mayexec"       },              \
 175         {VM_MAYSHARE,                   "mayshare"      },              \
 176         {VM_GROWSDOWN,                  "growsdown"     },              \
 177         {VM_UFFD_MISSING,               "uffd_missing"  },              \
 178 IF_HAVE_UFFD_MINOR(VM_UFFD_MINOR,       "uffd_minor"    )               \
 179         {VM_PFNMAP,                     "pfnmap"        },              \
 180         {VM_UFFD_WP,                    "uffd_wp"       },              \
 181         {VM_LOCKED,                     "locked"        },              \
 182         {VM_IO,                         "io"            },              \
 183         {VM_SEQ_READ,                   "seqread"       },              \
 184         {VM_RAND_READ,                  "randread"      },              \
 185         {VM_DONTCOPY,                   "dontcopy"      },              \
 186         {VM_DONTEXPAND,                 "dontexpand"    },              \
 187         {VM_LOCKONFAULT,                "lockonfault"   },              \
 188         {VM_ACCOUNT,                    "account"       },              \
 189         {VM_NORESERVE,                  "noreserve"     },              \
 190         {VM_HUGETLB,                    "hugetlb"       },              \
 191         {VM_SYNC,                       "sync"          },              \
 192         __VM_ARCH_SPECIFIC_1                            ,               \
 193         {VM_WIPEONFORK,                 "wipeonfork"    },              \
 194         {VM_DONTDUMP,                   "dontdump"      },              \
 195 IF_HAVE_VM_SOFTDIRTY(VM_SOFTDIRTY,      "softdirty"     )               \
 196         {VM_MIXEDMAP,                   "mixedmap"      },              \
 197         {VM_HUGEPAGE,                   "hugepage"      },              \
 198         {VM_NOHUGEPAGE,                 "nohugepage"    },              \
 199         {VM_MERGEABLE,                  "mergeable"     }               \
 200
 201 #define show_vma_flags(flags)                                           \
 202         (flags) ? __print_flags(flags, "|",                             \
 203         __def_vmaflag_names                                             \
 204         ) : "none"
 205
 206 #ifdef CONFIG_COMPACTION
 207 #define COMPACTION_STATUS                                       \
 208         EM( COMPACT_SKIPPED,            "skipped")              \
 209         EM( COMPACT_DEFERRED,           "deferred")             \
 210         EM( COMPACT_CONTINUE,           "continue")             \
 211         EM( COMPACT_SUCCESS,            "success")              \
 212         EM( COMPACT_PARTIAL_SKIPPED,    "partial_skipped")      \
 213         EM( COMPACT_COMPLETE,           "complete")             \
 214         EM( COMPACT_NO_SUITABLE_PAGE,   "no_suitable_page")     \
 215         EM( COMPACT_NOT_SUITABLE_ZONE,  "not_suitable_zone")    \
 216         EMe(COMPACT_CONTENDED,          "contended")
 217
 218 /* High-level compaction status feedback */
 219 #define COMPACTION_FAILED       1
 220 #define COMPACTION_WITHDRAWN    2
 221 #define COMPACTION_PROGRESS     3
 222
 223 #define compact_result_to_feedback(result)      \
 224 ({                                              \
 225         enum compact_result __result = result;  \
 226         (__result == COMPACT_COMPLETE) ? COMPACTION_FAILED : \
 227                 (__result == COMPACT_SUCCESS) ? COMPACTION_PROGRESS : COMPACTION_WITHDRAWN; \
 228 })
 229
 230 #define COMPACTION_FEEDBACK             \
 231         EM(COMPACTION_FAILED,           "failed")       \
 232         EM(COMPACTION_WITHDRAWN,        "withdrawn")    \
 233         EMe(COMPACTION_PROGRESS,        "progress")
 234
 235 #define COMPACTION_PRIORITY                                             \
 236         EM(COMPACT_PRIO_SYNC_FULL,      "COMPACT_PRIO_SYNC_FULL")       \
 237         EM(COMPACT_PRIO_SYNC_LIGHT,     "COMPACT_PRIO_SYNC_LIGHT")      \
 238         EMe(COMPACT_PRIO_ASYNC,         "COMPACT_PRIO_ASYNC")
 239 #else
 240 #define COMPACTION_STATUS
 241 #define COMPACTION_PRIORITY
 242 #define COMPACTION_FEEDBACK
 243 #endif
 244
 245 #ifdef CONFIG_ZONE_DMA
 246 #define IFDEF_ZONE_DMA(X) X
 247 #else
 248 #define IFDEF_ZONE_DMA(X)
 249 #endif
 250
 251 #ifdef CONFIG_ZONE_DMA32
 252 #define IFDEF_ZONE_DMA32(X) X
 253 #else
 254 #define IFDEF_ZONE_DMA32(X)
 255 #endif
 256
 257 #ifdef CONFIG_HIGHMEM
 258 #define IFDEF_ZONE_HIGHMEM(X) X
 259 #else
 260 #define IFDEF_ZONE_HIGHMEM(X)
 261 #endif
 262
 263 #define ZONE_TYPE                                               \
 264         IFDEF_ZONE_DMA(         EM (ZONE_DMA,    "DMA"))        \
 265         IFDEF_ZONE_DMA32(       EM (ZONE_DMA32,  "DMA32"))      \
 266                                 EM (ZONE_NORMAL, "Normal")      \
 267         IFDEF_ZONE_HIGHMEM(     EM (ZONE_HIGHMEM,"HighMem"))    \
 268                                 EMe(ZONE_MOVABLE,"Movable")
 269
 270 #define LRU_NAMES               \
 271                 EM (LRU_INACTIVE_ANON, "inactive_anon") \
 272                 EM (LRU_ACTIVE_ANON, "active_anon") \
 273                 EM (LRU_INACTIVE_FILE, "inactive_file") \
 274                 EM (LRU_ACTIVE_FILE, "active_file") \
 275                 EMe(LRU_UNEVICTABLE, "unevictable")
 276
 277 /*
 278  * First define the enums in the above macros to be exported to userspace
 279  * via TRACE_DEFINE_ENUM().
 280  */
 281 #undef EM
 282 #undef EMe
 283 #define EM(a, b)        TRACE_DEFINE_ENUM(a);
 284 #define EMe(a, b)       TRACE_DEFINE_ENUM(a);
 285
 286 COMPACTION_STATUS
 287 COMPACTION_PRIORITY
 288 /* COMPACTION_FEEDBACK are defines not enums. Not needed here. */
 289 ZONE_TYPE
 290 LRU_NAMES
 291
 292 /*
 293  * Now redefine the EM() and EMe() macros to map the enums to the strings
 294  * that will be printed in the output.
 295  */
 296 #undef EM
 297 #undef EMe
 298 #define EM(a, b)        {a, b},
 299 #define EMe(a, b)       {a, b}