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 __def_gfpflag_names                                             \
  17         {(unsigned long)GFP_TRANSHUGE,          "GFP_TRANSHUGE"},       \
  18         {(unsigned long)GFP_TRANSHUGE_LIGHT,    "GFP_TRANSHUGE_LIGHT"}, \
  19         {(unsigned long)GFP_HIGHUSER_MOVABLE,   "GFP_HIGHUSER_MOVABLE"},\
  20         {(unsigned long)GFP_HIGHUSER,           "GFP_HIGHUSER"},        \
  21         {(unsigned long)GFP_USER,               "GFP_USER"},            \
  22         {(unsigned long)GFP_KERNEL_ACCOUNT,     "GFP_KERNEL_ACCOUNT"},  \
  23         {(unsigned long)GFP_KERNEL,             "GFP_KERNEL"},          \
  24         {(unsigned long)GFP_NOFS,               "GFP_NOFS"},            \
  25         {(unsigned long)GFP_ATOMIC,             "GFP_ATOMIC"},          \
  26         {(unsigned long)GFP_NOIO,               "GFP_NOIO"},            \
  27         {(unsigned long)GFP_NOWAIT,             "GFP_NOWAIT"},          \
  28         {(unsigned long)GFP_DMA,                "GFP_DMA"},             \
  29         {(unsigned long)__GFP_HIGHMEM,          "__GFP_HIGHMEM"},       \
  30         {(unsigned long)GFP_DMA32,              "GFP_DMA32"},           \
  31         {(unsigned long)__GFP_HIGH,             "__GFP_HIGH"},          \
  32         {(unsigned long)__GFP_ATOMIC,           "__GFP_ATOMIC"},        \
  33         {(unsigned long)__GFP_IO,               "__GFP_IO"},            \
  34         {(unsigned long)__GFP_FS,               "__GFP_FS"},            \
  35         {(unsigned long)__GFP_NOWARN,           "__GFP_NOWARN"},        \
  36         {(unsigned long)__GFP_RETRY_MAYFAIL,    "__GFP_RETRY_MAYFAIL"}, \
  37         {(unsigned long)__GFP_NOFAIL,           "__GFP_NOFAIL"},        \
  38         {(unsigned long)__GFP_NORETRY,          "__GFP_NORETRY"},       \
  39         {(unsigned long)__GFP_COMP,             "__GFP_COMP"},          \
  40         {(unsigned long)__GFP_ZERO,             "__GFP_ZERO"},          \
  41         {(unsigned long)__GFP_NOMEMALLOC,       "__GFP_NOMEMALLOC"},    \
  42         {(unsigned long)__GFP_MEMALLOC,         "__GFP_MEMALLOC"},      \
  43         {(unsigned long)__GFP_HARDWALL,         "__GFP_HARDWALL"},      \
  44         {(unsigned long)__GFP_THISNODE,         "__GFP_THISNODE"},      \
  45         {(unsigned long)__GFP_RECLAIMABLE,      "__GFP_RECLAIMABLE"},   \
  46         {(unsigned long)__GFP_MOVABLE,          "__GFP_MOVABLE"},       \
  47         {(unsigned long)__GFP_ACCOUNT,          "__GFP_ACCOUNT"},       \
  48         {(unsigned long)__GFP_WRITE,            "__GFP_WRITE"},         \
  49         {(unsigned long)__GFP_RECLAIM,          "__GFP_RECLAIM"},       \
  50         {(unsigned long)__GFP_DIRECT_RECLAIM,   "__GFP_DIRECT_RECLAIM"},\
  51         {(unsigned long)__GFP_KSWAPD_RECLAIM,   "__GFP_KSWAPD_RECLAIM"}\
  52
  53 #define show_gfp_flags(flags)                                           \
  54         (flags) ? __print_flags(flags, "|",                             \
  55         __def_gfpflag_names                                             \
  56         ) : "none"
  57
  58 #ifdef CONFIG_MMU
  59 #define IF_HAVE_PG_MLOCK(flag,string) ,{1UL << flag, string}
  60 #else
  61 #define IF_HAVE_PG_MLOCK(flag,string)
  62 #endif
  63
  64 #ifdef CONFIG_ARCH_USES_PG_UNCACHED
  65 #define IF_HAVE_PG_UNCACHED(flag,string) ,{1UL << flag, string}
  66 #else
  67 #define IF_HAVE_PG_UNCACHED(flag,string)
  68 #endif
  69
  70 #ifdef CONFIG_MEMORY_FAILURE
  71 #define IF_HAVE_PG_HWPOISON(flag,string) ,{1UL << flag, string}
  72 #else
  73 #define IF_HAVE_PG_HWPOISON(flag,string)
  74 #endif
  75
  76 #if defined(CONFIG_IDLE_PAGE_TRACKING) && defined(CONFIG_64BIT)
  77 #define IF_HAVE_PG_IDLE(flag,string) ,{1UL << flag, string}
  78 #else
  79 #define IF_HAVE_PG_IDLE(flag,string)
  80 #endif
  81
  82 #ifdef CONFIG_64BIT
  83 #define IF_HAVE_PG_ARCH_2(flag,string) ,{1UL << flag, string}
  84 #else
  85 #define IF_HAVE_PG_ARCH_2(flag,string)
  86 #endif
  87
  88 #define __def_pageflag_names                                            \
  89         {1UL << PG_locked,              "locked"        },              \
  90         {1UL << PG_waiters,             "waiters"       },              \
  91         {1UL << PG_error,               "error"         },              \
  92         {1UL << PG_referenced,          "referenced"    },              \
  93         {1UL << PG_uptodate,            "uptodate"      },              \
  94         {1UL << PG_dirty,               "dirty"         },              \
  95         {1UL << PG_lru,                 "lru"           },              \
  96         {1UL << PG_active,              "active"        },              \
  97         {1UL << PG_workingset,          "workingset"    },              \
  98         {1UL << PG_slab,                "slab"          },              \
  99         {1UL << PG_owner_priv_1,        "owner_priv_1"  },              \
 100         {1UL << PG_arch_1,              "arch_1"        },              \
 101         {1UL << PG_reserved,            "reserved"      },              \
 102         {1UL << PG_private,             "private"       },              \
 103         {1UL << PG_private_2,           "private_2"     },              \
 104         {1UL << PG_writeback,           "writeback"     },              \
 105         {1UL << PG_head,                "head"          },              \
 106         {1UL << PG_mappedtodisk,        "mappedtodisk"  },              \
 107         {1UL << PG_reclaim,             "reclaim"       },              \
 108         {1UL << PG_swapbacked,          "swapbacked"    },              \
 109         {1UL << PG_unevictable,         "unevictable"   }               \
 110 IF_HAVE_PG_MLOCK(PG_mlocked,            "mlocked"       )               \
 111 IF_HAVE_PG_UNCACHED(PG_uncached,        "uncached"      )               \
 112 IF_HAVE_PG_HWPOISON(PG_hwpoison,        "hwpoison"      )               \
 113 IF_HAVE_PG_IDLE(PG_young,               "young"         )               \
 114 IF_HAVE_PG_IDLE(PG_idle,                "idle"          )               \
 115 IF_HAVE_PG_ARCH_2(PG_arch_2,            "arch_2"        )
 116
 117 #define show_page_flags(flags)                                          \
 118         (flags) ? __print_flags(flags, "|",                             \
 119         __def_pageflag_names                                            \
 120         ) : "none"
 121
 122 #if defined(CONFIG_X86)
 123 #define __VM_ARCH_SPECIFIC_1 {VM_PAT,     "pat"           }
 124 #elif defined(CONFIG_PPC)
 125 #define __VM_ARCH_SPECIFIC_1 {VM_SAO,     "sao"           }
 126 #elif defined(CONFIG_PARISC) || defined(CONFIG_IA64)
 127 #define __VM_ARCH_SPECIFIC_1 {VM_GROWSUP,       "growsup"       }
 128 #elif !defined(CONFIG_MMU)
 129 #define __VM_ARCH_SPECIFIC_1 {VM_MAPPED_COPY,"mappedcopy"       }
 130 #else
 131 #define __VM_ARCH_SPECIFIC_1 {VM_ARCH_1,        "arch_1"        }
 132 #endif
 133
 134 #ifdef CONFIG_MEM_SOFT_DIRTY
 135 #define IF_HAVE_VM_SOFTDIRTY(flag,name) {flag, name },
 136 #else
 137 #define IF_HAVE_VM_SOFTDIRTY(flag,name)
 138 #endif
 139
 140 #ifdef CONFIG_HAVE_ARCH_USERFAULTFD_MINOR
 141 # define IF_HAVE_UFFD_MINOR(flag, name) {flag, name},
 142 #else
 143 # define IF_HAVE_UFFD_MINOR(flag, name)
 144 #endif
 145
 146 #define __def_vmaflag_names                                             \
 147         {VM_READ,                       "read"          },              \
 148         {VM_WRITE,                      "write"         },              \
 149         {VM_EXEC,                       "exec"          },              \
 150         {VM_SHARED,                     "shared"        },              \
 151         {VM_MAYREAD,                    "mayread"       },              \
 152         {VM_MAYWRITE,                   "maywrite"      },              \
 153         {VM_MAYEXEC,                    "mayexec"       },              \
 154         {VM_MAYSHARE,                   "mayshare"      },              \
 155         {VM_GROWSDOWN,                  "growsdown"     },              \
 156         {VM_UFFD_MISSING,               "uffd_missing"  },              \
 157 IF_HAVE_UFFD_MINOR(VM_UFFD_MINOR,       "uffd_minor"    )               \
 158         {VM_PFNMAP,                     "pfnmap"        },              \
 159         {VM_DENYWRITE,                  "denywrite"     },              \
 160         {VM_UFFD_WP,                    "uffd_wp"       },              \
 161         {VM_LOCKED,                     "locked"        },              \
 162         {VM_IO,                         "io"            },              \
 163         {VM_SEQ_READ,                   "seqread"       },              \
 164         {VM_RAND_READ,                  "randread"      },              \
 165         {VM_DONTCOPY,                   "dontcopy"      },              \
 166         {VM_DONTEXPAND,                 "dontexpand"    },              \
 167         {VM_LOCKONFAULT,                "lockonfault"   },              \
 168         {VM_ACCOUNT,                    "account"       },              \
 169         {VM_NORESERVE,                  "noreserve"     },              \
 170         {VM_HUGETLB,                    "hugetlb"       },              \
 171         {VM_SYNC,                       "sync"          },              \
 172         __VM_ARCH_SPECIFIC_1                            ,               \
 173         {VM_WIPEONFORK,                 "wipeonfork"    },              \
 174         {VM_DONTDUMP,                   "dontdump"      },              \
 175 IF_HAVE_VM_SOFTDIRTY(VM_SOFTDIRTY,      "softdirty"     )               \
 176         {VM_MIXEDMAP,                   "mixedmap"      },              \
 177         {VM_HUGEPAGE,                   "hugepage"      },              \
 178         {VM_NOHUGEPAGE,                 "nohugepage"    },              \
 179         {VM_MERGEABLE,                  "mergeable"     }               \
 180
 181 #define show_vma_flags(flags)                                           \
 182         (flags) ? __print_flags(flags, "|",                             \
 183         __def_vmaflag_names                                             \
 184         ) : "none"
 185
 186 #ifdef CONFIG_COMPACTION
 187 #define COMPACTION_STATUS                                       \
 188         EM( COMPACT_SKIPPED,            "skipped")              \
 189         EM( COMPACT_DEFERRED,           "deferred")             \
 190         EM( COMPACT_CONTINUE,           "continue")             \
 191         EM( COMPACT_SUCCESS,            "success")              \
 192         EM( COMPACT_PARTIAL_SKIPPED,    "partial_skipped")      \
 193         EM( COMPACT_COMPLETE,           "complete")             \
 194         EM( COMPACT_NO_SUITABLE_PAGE,   "no_suitable_page")     \
 195         EM( COMPACT_NOT_SUITABLE_ZONE,  "not_suitable_zone")    \
 196         EMe(COMPACT_CONTENDED,          "contended")
 197
 198 /* High-level compaction status feedback */
 199 #define COMPACTION_FAILED       1
 200 #define COMPACTION_WITHDRAWN    2
 201 #define COMPACTION_PROGRESS     3
 202
 203 #define compact_result_to_feedback(result)      \
 204 ({                                              \
 205         enum compact_result __result = result;  \
 206         (compaction_failed(__result)) ? COMPACTION_FAILED : \
 207                 (compaction_withdrawn(__result)) ? COMPACTION_WITHDRAWN : COMPACTION_PROGRESS; \
 208 })
 209
 210 #define COMPACTION_FEEDBACK             \
 211         EM(COMPACTION_FAILED,           "failed")       \
 212         EM(COMPACTION_WITHDRAWN,        "withdrawn")    \
 213         EMe(COMPACTION_PROGRESS,        "progress")
 214
 215 #define COMPACTION_PRIORITY                                             \
 216         EM(COMPACT_PRIO_SYNC_FULL,      "COMPACT_PRIO_SYNC_FULL")       \
 217         EM(COMPACT_PRIO_SYNC_LIGHT,     "COMPACT_PRIO_SYNC_LIGHT")      \
 218         EMe(COMPACT_PRIO_ASYNC,         "COMPACT_PRIO_ASYNC")
 219 #else
 220 #define COMPACTION_STATUS
 221 #define COMPACTION_PRIORITY
 222 #define COMPACTION_FEEDBACK
 223 #endif
 224
 225 #ifdef CONFIG_ZONE_DMA
 226 #define IFDEF_ZONE_DMA(X) X
 227 #else
 228 #define IFDEF_ZONE_DMA(X)
 229 #endif
 230
 231 #ifdef CONFIG_ZONE_DMA32
 232 #define IFDEF_ZONE_DMA32(X) X
 233 #else
 234 #define IFDEF_ZONE_DMA32(X)
 235 #endif
 236
 237 #ifdef CONFIG_HIGHMEM
 238 #define IFDEF_ZONE_HIGHMEM(X) X
 239 #else
 240 #define IFDEF_ZONE_HIGHMEM(X)
 241 #endif
 242
 243 #define ZONE_TYPE                                               \
 244         IFDEF_ZONE_DMA(         EM (ZONE_DMA,    "DMA"))        \
 245         IFDEF_ZONE_DMA32(       EM (ZONE_DMA32,  "DMA32"))      \
 246                                 EM (ZONE_NORMAL, "Normal")      \
 247         IFDEF_ZONE_HIGHMEM(     EM (ZONE_HIGHMEM,"HighMem"))    \
 248                                 EMe(ZONE_MOVABLE,"Movable")
 249
 250 #define LRU_NAMES               \
 251                 EM (LRU_INACTIVE_ANON, "inactive_anon") \
 252                 EM (LRU_ACTIVE_ANON, "active_anon") \
 253                 EM (LRU_INACTIVE_FILE, "inactive_file") \
 254                 EM (LRU_ACTIVE_FILE, "active_file") \
 255                 EMe(LRU_UNEVICTABLE, "unevictable")
 256
 257 /*
 258  * First define the enums in the above macros to be exported to userspace
 259  * via TRACE_DEFINE_ENUM().
 260  */
 261 #undef EM
 262 #undef EMe
 263 #define EM(a, b)        TRACE_DEFINE_ENUM(a);
 264 #define EMe(a, b)       TRACE_DEFINE_ENUM(a);
 265
 266 COMPACTION_STATUS
 267 COMPACTION_PRIORITY
 268 /* COMPACTION_FEEDBACK are defines not enums. Not needed here. */
 269 ZONE_TYPE
 270 LRU_NAMES
 271
 272 /*
 273  * Now redefine the EM() and EMe() macros to map the enums to the strings
 274  * that will be printed in the output.
 275  */
 276 #undef EM
 277 #undef EMe
 278 #define EM(a, b)        {a, b},
 279 #define EMe(a, b)       {a, b}