1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #undef TRACE_SYSTEM 3 #define TRACE_SYSTEM migrate 4 5 #if !defined(_TRACE_MIGRATE_H) || defined(TRACE_HEADER_MULTI_READ) 6 #define _TRACE_MIGRATE_H 7 8 #include <linux/tracepoint.h> 9 10 #define MIGRATE_MODE \ 11 EM( MIGRATE_ASYNC, "MIGRATE_ASYNC") \ 12 EM( MIGRATE_SYNC_LIGHT, "MIGRATE_SYNC_LIGHT") \ 13 EMe(MIGRATE_SYNC, "MIGRATE_SYNC") 14 15 16 #define MIGRATE_REASON \ 17 EM( MR_COMPACTION, "compaction") \ 18 EM( MR_MEMORY_FAILURE, "memory_failure") \ 19 EM( MR_MEMORY_HOTPLUG, "memory_hotplug") \ 20 EM( MR_SYSCALL, "syscall_or_cpuset") \ 21 EM( MR_MEMPOLICY_MBIND, "mempolicy_mbind") \ 22 EM( MR_NUMA_MISPLACED, "numa_misplaced") \ 23 EM( MR_CONTIG_RANGE, "contig_range") \ 24 EM( MR_LONGTERM_PIN, "longterm_pin") \ 25 EM( MR_DEMOTION, "demotion") \ 26 EMe(MR_DAMON, "damon") 27 28 /* 29 * First define the enums in the above macros to be exported to userspace 30 * via TRACE_DEFINE_ENUM(). 31 */ 32 #undef EM 33 #undef EMe 34 #define EM(a, b) TRACE_DEFINE_ENUM(a); 35 #define EMe(a, b) TRACE_DEFINE_ENUM(a); 36 37 MIGRATE_MODE 38 MIGRATE_REASON 39 40 /* 41 * Now redefine the EM() and EMe() macros to map the enums to the strings 42 * that will be printed in the output. 43 */ 44 #undef EM 45 #undef EMe 46 #define EM(a, b) {a, b}, 47 #define EMe(a, b) {a, b} 48 49 TRACE_EVENT(mm_migrate_pages, 50 51 TP_PROTO(unsigned long succeeded, unsigned long failed, 52 unsigned long thp_succeeded, unsigned long thp_failed, 53 unsigned long thp_split, unsigned long large_folio_split, 54 enum migrate_mode mode, int reason), 55 56 TP_ARGS(succeeded, failed, thp_succeeded, thp_failed, 57 thp_split, large_folio_split, mode, reason), 58 59 TP_STRUCT__entry( 60 __field( unsigned long, succeeded) 61 __field( unsigned long, failed) 62 __field( unsigned long, thp_succeeded) 63 __field( unsigned long, thp_failed) 64 __field( unsigned long, thp_split) 65 __field( unsigned long, large_folio_split) 66 __field( enum migrate_mode, mode) 67 __field( int, reason) 68 ), 69 70 TP_fast_assign( 71 __entry->succeeded = succeeded; 72 __entry->failed = failed; 73 __entry->thp_succeeded = thp_succeeded; 74 __entry->thp_failed = thp_failed; 75 __entry->thp_split = thp_split; 76 __entry->large_folio_split = large_folio_split; 77 __entry->mode = mode; 78 __entry->reason = reason; 79 ), 80 81 TP_printk("nr_succeeded=%lu nr_failed=%lu nr_thp_succeeded=%lu nr_thp_failed=%lu nr_thp_split=%lu nr_split=%lu mode=%s reason=%s", 82 __entry->succeeded, 83 __entry->failed, 84 __entry->thp_succeeded, 85 __entry->thp_failed, 86 __entry->thp_split, 87 __entry->large_folio_split, 88 __print_symbolic(__entry->mode, MIGRATE_MODE), 89 __print_symbolic(__entry->reason, MIGRATE_REASON)) 90 ); 91 92 TRACE_EVENT(mm_migrate_pages_start, 93 94 TP_PROTO(enum migrate_mode mode, int reason), 95 96 TP_ARGS(mode, reason), 97 98 TP_STRUCT__entry( 99 __field(enum migrate_mode, mode) 100 __field(int, reason) 101 ), 102 103 TP_fast_assign( 104 __entry->mode = mode; 105 __entry->reason = reason; 106 ), 107 108 TP_printk("mode=%s reason=%s", 109 __print_symbolic(__entry->mode, MIGRATE_MODE), 110 __print_symbolic(__entry->reason, MIGRATE_REASON)) 111 ); 112 113 DECLARE_EVENT_CLASS(migration_pte, 114 115 TP_PROTO(unsigned long addr, unsigned long pte, int order), 116 117 TP_ARGS(addr, pte, order), 118 119 TP_STRUCT__entry( 120 __field(unsigned long, addr) 121 __field(unsigned long, pte) 122 __field(int, order) 123 ), 124 125 TP_fast_assign( 126 __entry->addr = addr; 127 __entry->pte = pte; 128 __entry->order = order; 129 ), 130 131 TP_printk("addr=%lx, pte=%lx order=%d", __entry->addr, __entry->pte, __entry->order) 132 ); 133 134 DEFINE_EVENT(migration_pte, set_migration_pte, 135 TP_PROTO(unsigned long addr, unsigned long pte, int order), 136 TP_ARGS(addr, pte, order) 137 ); 138 139 DEFINE_EVENT(migration_pte, remove_migration_pte, 140 TP_PROTO(unsigned long addr, unsigned long pte, int order), 141 TP_ARGS(addr, pte, order) 142 ); 143 144 #endif /* _TRACE_MIGRATE_H */ 145 146 /* This part must be outside protection */ 147 #include <trace/define_trace.h> 148