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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 | /* SPDX-License-Identifier: GPL-2.0 */ #include <linux/node.h> #include <linux/mmzone.h> #include <linux/compaction.h> /* * The order of these masks is important. Matching masks will be seen * first and the left over flags will end up showing by themselves. * * For example, if we have GFP_KERNEL before GFP_USER we wil get: * * GFP_KERNEL|GFP_HARDWALL * * Thus most bits set go first. */ #define __def_gfpflag_names \ {(unsigned long)GFP_TRANSHUGE, "GFP_TRANSHUGE"}, \ {(unsigned long)GFP_TRANSHUGE_LIGHT, "GFP_TRANSHUGE_LIGHT"}, \ {(unsigned long)GFP_HIGHUSER_MOVABLE, "GFP_HIGHUSER_MOVABLE"},\ {(unsigned long)GFP_HIGHUSER, "GFP_HIGHUSER"}, \ {(unsigned long)GFP_USER, "GFP_USER"}, \ {(unsigned long)GFP_KERNEL_ACCOUNT, "GFP_KERNEL_ACCOUNT"}, \ {(unsigned long)GFP_KERNEL, "GFP_KERNEL"}, \ {(unsigned long)GFP_NOFS, "GFP_NOFS"}, \ {(unsigned long)GFP_ATOMIC, "GFP_ATOMIC"}, \ {(unsigned long)GFP_NOIO, "GFP_NOIO"}, \ {(unsigned long)GFP_NOWAIT, "GFP_NOWAIT"}, \ {(unsigned long)GFP_DMA, "GFP_DMA"}, \ {(unsigned long)__GFP_HIGHMEM, "__GFP_HIGHMEM"}, \ {(unsigned long)GFP_DMA32, "GFP_DMA32"}, \ {(unsigned long)__GFP_HIGH, "__GFP_HIGH"}, \ {(unsigned long)__GFP_ATOMIC, "__GFP_ATOMIC"}, \ {(unsigned long)__GFP_IO, "__GFP_IO"}, \ {(unsigned long)__GFP_FS, "__GFP_FS"}, \ {(unsigned long)__GFP_COLD, "__GFP_COLD"}, \ {(unsigned long)__GFP_NOWARN, "__GFP_NOWARN"}, \ {(unsigned long)__GFP_RETRY_MAYFAIL, "__GFP_RETRY_MAYFAIL"}, \ {(unsigned long)__GFP_NOFAIL, "__GFP_NOFAIL"}, \ {(unsigned long)__GFP_NORETRY, "__GFP_NORETRY"}, \ {(unsigned long)__GFP_COMP, "__GFP_COMP"}, \ {(unsigned long)__GFP_ZERO, "__GFP_ZERO"}, \ {(unsigned long)__GFP_NOMEMALLOC, "__GFP_NOMEMALLOC"}, \ {(unsigned long)__GFP_MEMALLOC, "__GFP_MEMALLOC"}, \ {(unsigned long)__GFP_HARDWALL, "__GFP_HARDWALL"}, \ {(unsigned long)__GFP_THISNODE, "__GFP_THISNODE"}, \ {(unsigned long)__GFP_RECLAIMABLE, "__GFP_RECLAIMABLE"}, \ {(unsigned long)__GFP_MOVABLE, "__GFP_MOVABLE"}, \ {(unsigned long)__GFP_ACCOUNT, "__GFP_ACCOUNT"}, \ {(unsigned long)__GFP_WRITE, "__GFP_WRITE"}, \ {(unsigned long)__GFP_RECLAIM, "__GFP_RECLAIM"}, \ {(unsigned long)__GFP_DIRECT_RECLAIM, "__GFP_DIRECT_RECLAIM"},\ {(unsigned long)__GFP_KSWAPD_RECLAIM, "__GFP_KSWAPD_RECLAIM"}\ #define show_gfp_flags(flags) \ (flags) ? __print_flags(flags, "|", \ __def_gfpflag_names \ ) : "none" #ifdef CONFIG_MMU #define IF_HAVE_PG_MLOCK(flag,string) ,{1UL << flag, string} #else #define IF_HAVE_PG_MLOCK(flag,string) #endif #ifdef CONFIG_ARCH_USES_PG_UNCACHED #define IF_HAVE_PG_UNCACHED(flag,string) ,{1UL << flag, string} #else #define IF_HAVE_PG_UNCACHED(flag,string) #endif #ifdef CONFIG_MEMORY_FAILURE #define IF_HAVE_PG_HWPOISON(flag,string) ,{1UL << flag, string} #else #define IF_HAVE_PG_HWPOISON(flag,string) #endif #if defined(CONFIG_IDLE_PAGE_TRACKING) && defined(CONFIG_64BIT) #define IF_HAVE_PG_IDLE(flag,string) ,{1UL << flag, string} #else #define IF_HAVE_PG_IDLE(flag,string) #endif #define __def_pageflag_names \ {1UL << PG_locked, "locked" }, \ {1UL << PG_waiters, "waiters" }, \ {1UL << PG_error, "error" }, \ {1UL << PG_referenced, "referenced" }, \ {1UL << PG_uptodate, "uptodate" }, \ {1UL << PG_dirty, "dirty" }, \ {1UL << PG_lru, "lru" }, \ {1UL << PG_active, "active" }, \ {1UL << PG_slab, "slab" }, \ {1UL << PG_owner_priv_1, "owner_priv_1" }, \ {1UL << PG_arch_1, "arch_1" }, \ {1UL << PG_reserved, "reserved" }, \ {1UL << PG_private, "private" }, \ {1UL << PG_private_2, "private_2" }, \ {1UL << PG_writeback, "writeback" }, \ {1UL << PG_head, "head" }, \ {1UL << PG_mappedtodisk, "mappedtodisk" }, \ {1UL << PG_reclaim, "reclaim" }, \ {1UL << PG_swapbacked, "swapbacked" }, \ {1UL << PG_unevictable, "unevictable" } \ IF_HAVE_PG_MLOCK(PG_mlocked, "mlocked" ) \ IF_HAVE_PG_UNCACHED(PG_uncached, "uncached" ) \ IF_HAVE_PG_HWPOISON(PG_hwpoison, "hwpoison" ) \ IF_HAVE_PG_IDLE(PG_young, "young" ) \ IF_HAVE_PG_IDLE(PG_idle, "idle" ) #define show_page_flags(flags) \ (flags) ? __print_flags(flags, "|", \ __def_pageflag_names \ ) : "none" #if defined(CONFIG_X86) #define __VM_ARCH_SPECIFIC_1 {VM_PAT, "pat" } #elif defined(CONFIG_PPC) #define __VM_ARCH_SPECIFIC_1 {VM_SAO, "sao" } #elif defined(CONFIG_PARISC) || defined(CONFIG_METAG) || defined(CONFIG_IA64) #define __VM_ARCH_SPECIFIC_1 {VM_GROWSUP, "growsup" } #elif !defined(CONFIG_MMU) #define __VM_ARCH_SPECIFIC_1 {VM_MAPPED_COPY,"mappedcopy" } #else #define __VM_ARCH_SPECIFIC_1 {VM_ARCH_1, "arch_1" } #endif #ifdef CONFIG_MEM_SOFT_DIRTY #define IF_HAVE_VM_SOFTDIRTY(flag,name) {flag, name }, #else #define IF_HAVE_VM_SOFTDIRTY(flag,name) #endif #define __def_vmaflag_names \ {VM_READ, "read" }, \ {VM_WRITE, "write" }, \ {VM_EXEC, "exec" }, \ {VM_SHARED, "shared" }, \ {VM_MAYREAD, "mayread" }, \ {VM_MAYWRITE, "maywrite" }, \ {VM_MAYEXEC, "mayexec" }, \ {VM_MAYSHARE, "mayshare" }, \ {VM_GROWSDOWN, "growsdown" }, \ {VM_UFFD_MISSING, "uffd_missing" }, \ {VM_PFNMAP, "pfnmap" }, \ {VM_DENYWRITE, "denywrite" }, \ {VM_UFFD_WP, "uffd_wp" }, \ {VM_LOCKED, "locked" }, \ {VM_IO, "io" }, \ {VM_SEQ_READ, "seqread" }, \ {VM_RAND_READ, "randread" }, \ {VM_DONTCOPY, "dontcopy" }, \ {VM_DONTEXPAND, "dontexpand" }, \ {VM_LOCKONFAULT, "lockonfault" }, \ {VM_ACCOUNT, "account" }, \ {VM_NORESERVE, "noreserve" }, \ {VM_HUGETLB, "hugetlb" }, \ __VM_ARCH_SPECIFIC_1 , \ {VM_WIPEONFORK, "wipeonfork" }, \ {VM_DONTDUMP, "dontdump" }, \ IF_HAVE_VM_SOFTDIRTY(VM_SOFTDIRTY, "softdirty" ) \ {VM_MIXEDMAP, "mixedmap" }, \ {VM_HUGEPAGE, "hugepage" }, \ {VM_NOHUGEPAGE, "nohugepage" }, \ {VM_MERGEABLE, "mergeable" } \ #define show_vma_flags(flags) \ (flags) ? __print_flags(flags, "|", \ __def_vmaflag_names \ ) : "none" #ifdef CONFIG_COMPACTION #define COMPACTION_STATUS \ EM( COMPACT_SKIPPED, "skipped") \ EM( COMPACT_DEFERRED, "deferred") \ EM( COMPACT_CONTINUE, "continue") \ EM( COMPACT_SUCCESS, "success") \ EM( COMPACT_PARTIAL_SKIPPED, "partial_skipped") \ EM( COMPACT_COMPLETE, "complete") \ EM( COMPACT_NO_SUITABLE_PAGE, "no_suitable_page") \ EM( COMPACT_NOT_SUITABLE_ZONE, "not_suitable_zone") \ EMe(COMPACT_CONTENDED, "contended") /* High-level compaction status feedback */ #define COMPACTION_FAILED 1 #define COMPACTION_WITHDRAWN 2 #define COMPACTION_PROGRESS 3 #define compact_result_to_feedback(result) \ ({ \ enum compact_result __result = result; \ (compaction_failed(__result)) ? COMPACTION_FAILED : \ (compaction_withdrawn(__result)) ? COMPACTION_WITHDRAWN : COMPACTION_PROGRESS; \ }) #define COMPACTION_FEEDBACK \ EM(COMPACTION_FAILED, "failed") \ EM(COMPACTION_WITHDRAWN, "withdrawn") \ EMe(COMPACTION_PROGRESS, "progress") #define COMPACTION_PRIORITY \ EM(COMPACT_PRIO_SYNC_FULL, "COMPACT_PRIO_SYNC_FULL") \ EM(COMPACT_PRIO_SYNC_LIGHT, "COMPACT_PRIO_SYNC_LIGHT") \ EMe(COMPACT_PRIO_ASYNC, "COMPACT_PRIO_ASYNC") #else #define COMPACTION_STATUS #define COMPACTION_PRIORITY #define COMPACTION_FEEDBACK #endif #ifdef CONFIG_ZONE_DMA #define IFDEF_ZONE_DMA(X) X #else #define IFDEF_ZONE_DMA(X) #endif #ifdef CONFIG_ZONE_DMA32 #define IFDEF_ZONE_DMA32(X) X #else #define IFDEF_ZONE_DMA32(X) #endif #ifdef CONFIG_HIGHMEM #define IFDEF_ZONE_HIGHMEM(X) X #else #define IFDEF_ZONE_HIGHMEM(X) #endif #define ZONE_TYPE \ IFDEF_ZONE_DMA( EM (ZONE_DMA, "DMA")) \ IFDEF_ZONE_DMA32( EM (ZONE_DMA32, "DMA32")) \ EM (ZONE_NORMAL, "Normal") \ IFDEF_ZONE_HIGHMEM( EM (ZONE_HIGHMEM,"HighMem")) \ EMe(ZONE_MOVABLE,"Movable") #define LRU_NAMES \ EM (LRU_INACTIVE_ANON, "inactive_anon") \ EM (LRU_ACTIVE_ANON, "active_anon") \ EM (LRU_INACTIVE_FILE, "inactive_file") \ EM (LRU_ACTIVE_FILE, "active_file") \ EMe(LRU_UNEVICTABLE, "unevictable") /* * First define the enums in the above macros to be exported to userspace * via TRACE_DEFINE_ENUM(). */ #undef EM #undef EMe #define EM(a, b) TRACE_DEFINE_ENUM(a); #define EMe(a, b) TRACE_DEFINE_ENUM(a); COMPACTION_STATUS COMPACTION_PRIORITY /* COMPACTION_FEEDBACK are defines not enums. Not needed here. */ ZONE_TYPE LRU_NAMES /* * Now redefine the EM() and EMe() macros to map the enums to the strings * that will be printed in the output. */ #undef EM #undef EMe #define EM(a, b) {a, b}, #define EMe(a, b) {a, b} |