Viewing file:  migrate.h (2.81 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* SPDX-License-Identifier: GPL-2.0 */
#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") \
EM( MR_CONTIG_RANGE, "contig_range") \
EM( MR_LONGTERM_PIN, "longterm_pin") \
EMe(MR_DEMOTION, "demotion")
/*
* 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,
unsigned long thp_succeeded, unsigned long thp_failed,
unsigned long thp_split, enum migrate_mode mode, int reason),
TP_ARGS(succeeded, failed, thp_succeeded, thp_failed,
thp_split, mode, reason),
TP_STRUCT__entry(
__field( unsigned long, succeeded)
__field( unsigned long, failed)
__field( unsigned long, thp_succeeded)
__field( unsigned long, thp_failed)
__field( unsigned long, thp_split)
__field( enum migrate_mode, mode)
__field( int, reason)
),
TP_fast_assign(
__entry->succeeded = succeeded;
__entry->failed = failed;
__entry->thp_succeeded = thp_succeeded;
__entry->thp_failed = thp_failed;
__entry->thp_split = thp_split;
__entry->mode = mode;
__entry->reason = reason;
),
TP_printk("nr_succeeded=%lu nr_failed=%lu nr_thp_succeeded=%lu nr_thp_failed=%lu nr_thp_split=%lu mode=%s reason=%s",
__entry->succeeded,
__entry->failed,
__entry->thp_succeeded,
__entry->thp_failed,
__entry->thp_split,
__print_symbolic(__entry->mode, MIGRATE_MODE),
__print_symbolic(__entry->reason, MIGRATE_REASON))
);
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>
|