| /* 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_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 |
| |
| #ifdef CONFIG_64BIT |
| #define IF_HAVE_PG_ARCH_2(flag,string) ,{1UL << flag, string} |
| #else |
| #define IF_HAVE_PG_ARCH_2(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_workingset, "workingset" }, \ |
| {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" ) \ |
| IF_HAVE_PG_ARCH_2(PG_arch_2, "arch_2" ) |
| |
| #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_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 |
| |
| #ifdef CONFIG_HAVE_ARCH_USERFAULTFD_MINOR |
| # define IF_HAVE_UFFD_MINOR(flag, name) {flag, name}, |
| #else |
| # define IF_HAVE_UFFD_MINOR(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" }, \ |
| IF_HAVE_UFFD_MINOR(VM_UFFD_MINOR, "uffd_minor" ) \ |
| {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_SYNC, "sync" }, \ |
| __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} |