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- #undef TRACE_SYSTEM
- #define TRACE_SYSTEM migrate
- #if !defined(_TRACE_MIGRATE_H) || defined(TRACE_HEADER_MULTI_READ)
- #define _TRACE_MIGRATE_H
- #include <linux/tracepoint.h>
- #define MIGRATE_MODE \
- EM( MIGRATE_ASYNC, "MIGRATE_ASYNC") \
- EM( MIGRATE_SYNC_LIGHT, "MIGRATE_SYNC_LIGHT") \
- EMe(MIGRATE_SYNC, "MIGRATE_SYNC")
- #define MIGRATE_REASON \
- EM( MR_COMPACTION, "compaction") \
- EM( MR_MEMORY_FAILURE, "memory_failure") \
- EM( MR_MEMORY_HOTPLUG, "memory_hotplug") \
- EM( MR_SYSCALL, "syscall_or_cpuset") \
- EM( MR_MEMPOLICY_MBIND, "mempolicy_mbind") \
- EM( MR_NUMA_MISPLACED, "numa_misplaced") \
- EMe(MR_CMA, "cma")
- /*
- * 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);
- MIGRATE_MODE
- MIGRATE_REASON
- /*
- * 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}
- TRACE_EVENT(mm_migrate_pages,
- TP_PROTO(unsigned long succeeded, unsigned long failed,
- enum migrate_mode mode, int reason),
- TP_ARGS(succeeded, failed, mode, reason),
- TP_STRUCT__entry(
- __field( unsigned long, succeeded)
- __field( unsigned long, failed)
- __field( enum migrate_mode, mode)
- __field( int, reason)
- ),
- TP_fast_assign(
- __entry->succeeded = succeeded;
- __entry->failed = failed;
- __entry->mode = mode;
- __entry->reason = reason;
- ),
- TP_printk("nr_succeeded=%lu nr_failed=%lu mode=%s reason=%s",
- __entry->succeeded,
- __entry->failed,
- __print_symbolic(__entry->mode, MIGRATE_MODE),
- __print_symbolic(__entry->reason, MIGRATE_REASON))
- );
- TRACE_EVENT(mm_numa_migrate_ratelimit,
- TP_PROTO(struct task_struct *p, int dst_nid, unsigned long nr_pages),
- TP_ARGS(p, dst_nid, nr_pages),
- TP_STRUCT__entry(
- __array( char, comm, TASK_COMM_LEN)
- __field( pid_t, pid)
- __field( int, dst_nid)
- __field( unsigned long, nr_pages)
- ),
- TP_fast_assign(
- memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
- __entry->pid = p->pid;
- __entry->dst_nid = dst_nid;
- __entry->nr_pages = nr_pages;
- ),
- TP_printk("comm=%s pid=%d dst_nid=%d nr_pages=%lu",
- __entry->comm,
- __entry->pid,
- __entry->dst_nid,
- __entry->nr_pages)
- );
- TRACE_EVENT(mm_migrate_pages_start,
- TP_PROTO(enum migrate_mode mode, int reason),
- TP_ARGS(mode, reason),
- TP_STRUCT__entry(
- __field(enum migrate_mode, mode)
- __field(int, reason)
- ),
- TP_fast_assign(
- __entry->mode = mode;
- __entry->reason = reason;
- ),
- TP_printk("mode=%s reason=%s",
- __print_symbolic(__entry->mode, MIGRATE_MODE),
- __print_symbolic(__entry->reason, MIGRATE_REASON))
- );
- #endif /* _TRACE_MIGRATE_H */
- /* This part must be outside protection */
- #include <trace/define_trace.h>
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