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_ATOMIC),           \
  35         gfpflag_string(__GFP_IO),               \
  36         gfpflag_string(__GFP_FS),               \
  37         gfpflag_string(__GFP_NOWARN),           \
  38         gfpflag_string(__GFP_RETRY_MAYFAIL),    \
  39         gfpflag_string(__GFP_NOFAIL),           \
  40         gfpflag_string(__GFP_NORETRY),          \
  41         gfpflag_string(__GFP_COMP),             \
  42         gfpflag_string(__GFP_ZERO),             \
  43         gfpflag_string(__GFP_NOMEMALLOC),       \
  44         gfpflag_string(__GFP_MEMALLOC),         \
  45         gfpflag_string(__GFP_HARDWALL),         \
  46         gfpflag_string(__GFP_THISNODE),         \
  47         gfpflag_string(__GFP_RECLAIMABLE),      \
  48         gfpflag_string(__GFP_MOVABLE),          \
  49         gfpflag_string(__GFP_ACCOUNT),          \
  50         gfpflag_string(__GFP_WRITE),            \
  51         gfpflag_string(__GFP_RECLAIM),          \
  52         gfpflag_string(__GFP_DIRECT_RECLAIM),   \
  53         gfpflag_string(__GFP_KSWAPD_RECLAIM),   \
  54         gfpflag_string(__GFP_ZEROTAGS)
  55
  56 #ifdef CONFIG_KASAN_HW_TAGS
  57 #define __def_gfpflag_names_kasan ,                     \
  58         gfpflag_string(__GFP_SKIP_ZERO),                \
  59         gfpflag_string(__GFP_SKIP_KASAN_POISON),        \
  60         gfpflag_string(__GFP_SKIP_KASAN_UNPOISON)
  61 #else
  62 #define __def_gfpflag_names_kasan
  63 #endif
  64
  65 #define show_gfp_flags(flags)                                           \
  66         (flags) ? __print_flags(flags, "|",                             \
  67         __def_gfpflag_names __def_gfpflag_names_kasan                   \
  68         ) : "none"
  69
  70 #ifdef CONFIG_MMU
  71 #define IF_HAVE_PG_MLOCK(flag,string) ,{1UL << flag, string}
  72 #else
  73 #define IF_HAVE_PG_MLOCK(flag,string)
  74 #endif
  75
  76 #ifdef CONFIG_ARCH_USES_PG_UNCACHED
  77 #define IF_HAVE_PG_UNCACHED(flag,string) ,{1UL << flag, string}
  78 #else
  79 #define IF_HAVE_PG_UNCACHED(flag,string)
  80 #endif
  81
  82 #ifdef CONFIG_MEMORY_FAILURE
  83 #define IF_HAVE_PG_HWPOISON(flag,string) ,{1UL << flag, string}
  84 #else
  85 #define IF_HAVE_PG_HWPOISON(flag,string)
  86 #endif
  87
  88 #if defined(CONFIG_PAGE_IDLE_FLAG) && defined(CONFIG_64BIT)
  89 #define IF_HAVE_PG_IDLE(flag,string) ,{1UL << flag, string}
  90 #else
  91 #define IF_HAVE_PG_IDLE(flag,string)
  92 #endif
  93
  94 #ifdef CONFIG_64BIT
  95 #define IF_HAVE_PG_ARCH_2(flag,string) ,{1UL << flag, string}
  96 #else
  97 #define IF_HAVE_PG_ARCH_2(flag,string)
  98 #endif
  99
 100 #ifdef CONFIG_KASAN_HW_TAGS
 101 #define IF_HAVE_PG_SKIP_KASAN_POISON(flag,string) ,{1UL << flag, string}
 102 #else
 103 #define IF_HAVE_PG_SKIP_KASAN_POISON(flag,string)
 104 #endif
 105
 106 #define __def_pageflag_names                                            \
 107         {1UL << PG_locked,              "locked"        },              \
 108         {1UL << PG_waiters,             "waiters"       },              \
 109         {1UL << PG_error,               "error"         },              \
 110         {1UL << PG_referenced,          "referenced"    },              \
 111         {1UL << PG_uptodate,            "uptodate"      },              \
 112         {1UL << PG_dirty,               "dirty"         },              \
 113         {1UL << PG_lru,                 "lru"           },              \
 114         {1UL << PG_active,              "active"        },              \
 115         {1UL << PG_workingset,          "workingset"    },              \
 116         {1UL << PG_slab,                "slab"          },              \
 117         {1UL << PG_owner_priv_1,        "owner_priv_1"  },              \
 118         {1UL << PG_arch_1,              "arch_1"        },              \
 119         {1UL << PG_reserved,            "reserved"      },              \
 120         {1UL << PG_private,             "private"       },              \
 121         {1UL << PG_private_2,           "private_2"     },              \
 122         {1UL << PG_writeback,           "writeback"     },              \
 123         {1UL << PG_head,                "head"          },              \
 124         {1UL << PG_mappedtodisk,        "mappedtodisk"  },              \
 125         {1UL << PG_reclaim,             "reclaim"       },              \
 126         {1UL << PG_swapbacked,          "swapbacked"    },              \
 127         {1UL << PG_unevictable,         "unevictable"   }               \
 128 IF_HAVE_PG_MLOCK(PG_mlocked,            "mlocked"       )               \
 129 IF_HAVE_PG_UNCACHED(PG_uncached,        "uncached"      )               \
 130 IF_HAVE_PG_HWPOISON(PG_hwpoison,        "hwpoison"      )               \
 131 IF_HAVE_PG_IDLE(PG_young,               "young"         )               \
 132 IF_HAVE_PG_IDLE(PG_idle,                "idle"          )               \
 133 IF_HAVE_PG_ARCH_2(PG_arch_2,            "arch_2"        )               \
 134 IF_HAVE_PG_SKIP_KASAN_POISON(PG_skip_kasan_poison, "skip_kasan_poison")
 135
 136 #define show_page_flags(flags)                                          \
 137         (flags) ? __print_flags(flags, "|",                             \
 138         __def_pageflag_names                                            \
 139         ) : "none"
 140
 141 #if defined(CONFIG_X86)
 142 #define __VM_ARCH_SPECIFIC_1 {VM_PAT,     "pat"           }
 143 #elif defined(CONFIG_PPC)
 144 #define __VM_ARCH_SPECIFIC_1 {VM_SAO,     "sao"           }
 145 #elif defined(CONFIG_PARISC) || defined(CONFIG_IA64)
 146 #define __VM_ARCH_SPECIFIC_1 {VM_GROWSUP,       "growsup"       }
 147 #elif !defined(CONFIG_MMU)
 148 #define __VM_ARCH_SPECIFIC_1 {VM_MAPPED_COPY,"mappedcopy"       }
 149 #else
 150 #define __VM_ARCH_SPECIFIC_1 {VM_ARCH_1,        "arch_1"        }
 151 #endif
 152
 153 #ifdef CONFIG_MEM_SOFT_DIRTY
 154 #define IF_HAVE_VM_SOFTDIRTY(flag,name) {flag, name },
 155 #else
 156 #define IF_HAVE_VM_SOFTDIRTY(flag,name)
 157 #endif
 158
 159 #ifdef CONFIG_HAVE_ARCH_USERFAULTFD_MINOR
 160 # define IF_HAVE_UFFD_MINOR(flag, name) {flag, name},
 161 #else
 162 # define IF_HAVE_UFFD_MINOR(flag, name)
 163 #endif
 164
 165 #define __def_vmaflag_names                                             \
 166         {VM_READ,                       "read"          },              \
 167         {VM_WRITE,                      "write"         },              \
 168         {VM_EXEC,                       "exec"          },              \
 169         {VM_SHARED,                     "shared"        },              \
 170         {VM_MAYREAD,                    "mayread"       },              \
 171         {VM_MAYWRITE,                   "maywrite"      },              \
 172         {VM_MAYEXEC,                    "mayexec"       },              \
 173         {VM_MAYSHARE,                   "mayshare"      },              \
 174         {VM_GROWSDOWN,                  "growsdown"     },              \
 175         {VM_UFFD_MISSING,               "uffd_missing"  },              \
 176 IF_HAVE_UFFD_MINOR(VM_UFFD_MINOR,       "uffd_minor"    )               \
 177         {VM_PFNMAP,                     "pfnmap"        },              \
 178         {VM_UFFD_WP,                    "uffd_wp"       },              \
 179         {VM_LOCKED,                     "locked"        },              \
 180         {VM_IO,                         "io"            },              \
 181         {VM_SEQ_READ,                   "seqread"       },              \
 182         {VM_RAND_READ,                  "randread"      },              \
 183         {VM_DONTCOPY,                   "dontcopy"      },              \
 184         {VM_DONTEXPAND,                 "dontexpand"    },              \
 185         {VM_LOCKONFAULT,                "lockonfault"   },              \
 186         {VM_ACCOUNT,                    "account"       },              \
 187         {VM_NORESERVE,                  "noreserve"     },              \
 188         {VM_HUGETLB,                    "hugetlb"       },              \
 189         {VM_SYNC,                       "sync"          },              \
 190         __VM_ARCH_SPECIFIC_1                            ,               \
 191         {VM_WIPEONFORK,                 "wipeonfork"    },              \
 192         {VM_DONTDUMP,                   "dontdump"      },              \
 193 IF_HAVE_VM_SOFTDIRTY(VM_SOFTDIRTY,      "softdirty"     )               \
 194         {VM_MIXEDMAP,                   "mixedmap"      },              \
 195         {VM_HUGEPAGE,                   "hugepage"      },              \
 196         {VM_NOHUGEPAGE,                 "nohugepage"    },              \
 197         {VM_MERGEABLE,                  "mergeable"     }               \
 198
 199 #define show_vma_flags(flags)                                           \
 200         (flags) ? __print_flags(flags, "|",                             \
 201         __def_vmaflag_names                                             \
 202         ) : "none"
 203
 204 #ifdef CONFIG_COMPACTION
 205 #define COMPACTION_STATUS                                       \
 206         EM( COMPACT_SKIPPED,            "skipped")              \
 207         EM( COMPACT_DEFERRED,           "deferred")             \
 208         EM( COMPACT_CONTINUE,           "continue")             \
 209         EM( COMPACT_SUCCESS,            "success")              \
 210         EM( COMPACT_PARTIAL_SKIPPED,    "partial_skipped")      \
 211         EM( COMPACT_COMPLETE,           "complete")             \
 212         EM( COMPACT_NO_SUITABLE_PAGE,   "no_suitable_page")     \
 213         EM( COMPACT_NOT_SUITABLE_ZONE,  "not_suitable_zone")    \
 214         EMe(COMPACT_CONTENDED,          "contended")
 215
 216 /* High-level compaction status feedback */
 217 #define COMPACTION_FAILED       1
 218 #define COMPACTION_WITHDRAWN    2
 219 #define COMPACTION_PROGRESS     3
 220
 221 #define compact_result_to_feedback(result)      \
 222 ({                                              \
 223         enum compact_result __result = result;  \
 224         (compaction_failed(__result)) ? COMPACTION_FAILED : \
 225                 (compaction_withdrawn(__result)) ? COMPACTION_WITHDRAWN : COMPACTION_PROGRESS; \
 226 })
 227
 228 #define COMPACTION_FEEDBACK             \
 229         EM(COMPACTION_FAILED,           "failed")       \
 230         EM(COMPACTION_WITHDRAWN,        "withdrawn")    \
 231         EMe(COMPACTION_PROGRESS,        "progress")
 232
 233 #define COMPACTION_PRIORITY                                             \
 234         EM(COMPACT_PRIO_SYNC_FULL,      "COMPACT_PRIO_SYNC_FULL")       \
 235         EM(COMPACT_PRIO_SYNC_LIGHT,     "COMPACT_PRIO_SYNC_LIGHT")      \
 236         EMe(COMPACT_PRIO_ASYNC,         "COMPACT_PRIO_ASYNC")
 237 #else
 238 #define COMPACTION_STATUS
 239 #define COMPACTION_PRIORITY
 240 #define COMPACTION_FEEDBACK
 241 #endif
 242
 243 #ifdef CONFIG_ZONE_DMA
 244 #define IFDEF_ZONE_DMA(X) X
 245 #else
 246 #define IFDEF_ZONE_DMA(X)
 247 #endif
 248
 249 #ifdef CONFIG_ZONE_DMA32
 250 #define IFDEF_ZONE_DMA32(X) X
 251 #else
 252 #define IFDEF_ZONE_DMA32(X)
 253 #endif
 254
 255 #ifdef CONFIG_HIGHMEM
 256 #define IFDEF_ZONE_HIGHMEM(X) X
 257 #else
 258 #define IFDEF_ZONE_HIGHMEM(X)
 259 #endif
 260
 261 #define ZONE_TYPE                                               \
 262         IFDEF_ZONE_DMA(         EM (ZONE_DMA,    "DMA"))        \
 263         IFDEF_ZONE_DMA32(       EM (ZONE_DMA32,  "DMA32"))      \
 264                                 EM (ZONE_NORMAL, "Normal")      \
 265         IFDEF_ZONE_HIGHMEM(     EM (ZONE_HIGHMEM,"HighMem"))    \
 266                                 EMe(ZONE_MOVABLE,"Movable")
 267
 268 #define LRU_NAMES               \
 269                 EM (LRU_INACTIVE_ANON, "inactive_anon") \
 270                 EM (LRU_ACTIVE_ANON, "active_anon") \
 271                 EM (LRU_INACTIVE_FILE, "inactive_file") \
 272                 EM (LRU_ACTIVE_FILE, "active_file") \
 273                 EMe(LRU_UNEVICTABLE, "unevictable")
 274
 275 /*
 276  * First define the enums in the above macros to be exported to userspace
 277  * via TRACE_DEFINE_ENUM().
 278  */
 279 #undef EM
 280 #undef EMe
 281 #define EM(a, b)        TRACE_DEFINE_ENUM(a);
 282 #define EMe(a, b)       TRACE_DEFINE_ENUM(a);
 283
 284 COMPACTION_STATUS
 285 COMPACTION_PRIORITY
 286 /* COMPACTION_FEEDBACK are defines not enums. Not needed here. */
 287 ZONE_TYPE
 288 LRU_NAMES
 289
 290 /*
 291  * Now redefine the EM() and EMe() macros to map the enums to the strings
 292  * that will be printed in the output.
 293  */
 294 #undef EM
 295 #undef EMe
 296 #define EM(a, b)        {a, b},
 297 #define EMe(a, b)       {a, b}