1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #undef TRACE_SYSTEM 3*4882a593Smuzhiyun #define TRACE_SYSTEM migrate 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #if !defined(_TRACE_MIGRATE_H) || defined(TRACE_HEADER_MULTI_READ) 6*4882a593Smuzhiyun #define _TRACE_MIGRATE_H 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #include <linux/tracepoint.h> 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun #define MIGRATE_MODE \ 11*4882a593Smuzhiyun EM( MIGRATE_ASYNC, "MIGRATE_ASYNC") \ 12*4882a593Smuzhiyun EM( MIGRATE_SYNC_LIGHT, "MIGRATE_SYNC_LIGHT") \ 13*4882a593Smuzhiyun EMe(MIGRATE_SYNC, "MIGRATE_SYNC") 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun #define MIGRATE_REASON \ 17*4882a593Smuzhiyun EM( MR_COMPACTION, "compaction") \ 18*4882a593Smuzhiyun EM( MR_MEMORY_FAILURE, "memory_failure") \ 19*4882a593Smuzhiyun EM( MR_MEMORY_HOTPLUG, "memory_hotplug") \ 20*4882a593Smuzhiyun EM( MR_SYSCALL, "syscall_or_cpuset") \ 21*4882a593Smuzhiyun EM( MR_MEMPOLICY_MBIND, "mempolicy_mbind") \ 22*4882a593Smuzhiyun EM( MR_NUMA_MISPLACED, "numa_misplaced") \ 23*4882a593Smuzhiyun EMe(MR_CONTIG_RANGE, "contig_range") 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun /* 26*4882a593Smuzhiyun * First define the enums in the above macros to be exported to userspace 27*4882a593Smuzhiyun * via TRACE_DEFINE_ENUM(). 28*4882a593Smuzhiyun */ 29*4882a593Smuzhiyun #undef EM 30*4882a593Smuzhiyun #undef EMe 31*4882a593Smuzhiyun #define EM(a, b) TRACE_DEFINE_ENUM(a); 32*4882a593Smuzhiyun #define EMe(a, b) TRACE_DEFINE_ENUM(a); 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun MIGRATE_MODE 35*4882a593Smuzhiyun MIGRATE_REASON 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun /* 38*4882a593Smuzhiyun * Now redefine the EM() and EMe() macros to map the enums to the strings 39*4882a593Smuzhiyun * that will be printed in the output. 40*4882a593Smuzhiyun */ 41*4882a593Smuzhiyun #undef EM 42*4882a593Smuzhiyun #undef EMe 43*4882a593Smuzhiyun #define EM(a, b) {a, b}, 44*4882a593Smuzhiyun #define EMe(a, b) {a, b} 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun TRACE_EVENT(mm_migrate_pages, 47*4882a593Smuzhiyun 48*4882a593Smuzhiyun TP_PROTO(unsigned long succeeded, unsigned long failed, 49*4882a593Smuzhiyun unsigned long thp_succeeded, unsigned long thp_failed, 50*4882a593Smuzhiyun unsigned long thp_split, enum migrate_mode mode, int reason), 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun TP_ARGS(succeeded, failed, thp_succeeded, thp_failed, 53*4882a593Smuzhiyun thp_split, mode, reason), 54*4882a593Smuzhiyun 55*4882a593Smuzhiyun TP_STRUCT__entry( 56*4882a593Smuzhiyun __field( unsigned long, succeeded) 57*4882a593Smuzhiyun __field( unsigned long, failed) 58*4882a593Smuzhiyun __field( unsigned long, thp_succeeded) 59*4882a593Smuzhiyun __field( unsigned long, thp_failed) 60*4882a593Smuzhiyun __field( unsigned long, thp_split) 61*4882a593Smuzhiyun __field( enum migrate_mode, mode) 62*4882a593Smuzhiyun __field( int, reason) 63*4882a593Smuzhiyun ), 64*4882a593Smuzhiyun 65*4882a593Smuzhiyun TP_fast_assign( 66*4882a593Smuzhiyun __entry->succeeded = succeeded; 67*4882a593Smuzhiyun __entry->failed = failed; 68*4882a593Smuzhiyun __entry->thp_succeeded = thp_succeeded; 69*4882a593Smuzhiyun __entry->thp_failed = thp_failed; 70*4882a593Smuzhiyun __entry->thp_split = thp_split; 71*4882a593Smuzhiyun __entry->mode = mode; 72*4882a593Smuzhiyun __entry->reason = reason; 73*4882a593Smuzhiyun ), 74*4882a593Smuzhiyun 75*4882a593Smuzhiyun TP_printk("nr_succeeded=%lu nr_failed=%lu nr_thp_succeeded=%lu nr_thp_failed=%lu nr_thp_split=%lu mode=%s reason=%s", 76*4882a593Smuzhiyun __entry->succeeded, 77*4882a593Smuzhiyun __entry->failed, 78*4882a593Smuzhiyun __entry->thp_succeeded, 79*4882a593Smuzhiyun __entry->thp_failed, 80*4882a593Smuzhiyun __entry->thp_split, 81*4882a593Smuzhiyun __print_symbolic(__entry->mode, MIGRATE_MODE), 82*4882a593Smuzhiyun __print_symbolic(__entry->reason, MIGRATE_REASON)) 83*4882a593Smuzhiyun ); 84*4882a593Smuzhiyun 85*4882a593Smuzhiyun TRACE_EVENT(mm_migrate_pages_start, 86*4882a593Smuzhiyun 87*4882a593Smuzhiyun TP_PROTO(enum migrate_mode mode, int reason), 88*4882a593Smuzhiyun 89*4882a593Smuzhiyun TP_ARGS(mode, reason), 90*4882a593Smuzhiyun 91*4882a593Smuzhiyun TP_STRUCT__entry( 92*4882a593Smuzhiyun __field(enum migrate_mode, mode) 93*4882a593Smuzhiyun __field(int, reason) 94*4882a593Smuzhiyun ), 95*4882a593Smuzhiyun 96*4882a593Smuzhiyun TP_fast_assign( 97*4882a593Smuzhiyun __entry->mode = mode; 98*4882a593Smuzhiyun __entry->reason = reason; 99*4882a593Smuzhiyun ), 100*4882a593Smuzhiyun 101*4882a593Smuzhiyun TP_printk("mode=%s reason=%s", 102*4882a593Smuzhiyun __print_symbolic(__entry->mode, MIGRATE_MODE), 103*4882a593Smuzhiyun __print_symbolic(__entry->reason, MIGRATE_REASON)) 104*4882a593Smuzhiyun ); 105*4882a593Smuzhiyun 106*4882a593Smuzhiyun #endif /* _TRACE_MIGRATE_H */ 107*4882a593Smuzhiyun 108*4882a593Smuzhiyun /* This part must be outside protection */ 109*4882a593Smuzhiyun #include <trace/define_trace.h> 110