Martijn Coenen | cbd47bd | 2015-05-26 11:28:47 +0200 | [diff] [blame] | 1 | #undef TRACE_SYSTEM |
| 2 | #define TRACE_INCLUDE_PATH ../../drivers/staging/android/trace |
| 3 | #define TRACE_SYSTEM lowmemorykiller |
| 4 | |
| 5 | #if !defined(_TRACE_LOWMEMORYKILLER_H) || defined(TRACE_HEADER_MULTI_READ) |
| 6 | #define _TRACE_LOWMEMORYKILLER_H |
| 7 | |
| 8 | #include <linux/tracepoint.h> |
| 9 | |
| 10 | TRACE_EVENT(lowmemory_kill, |
| 11 | TP_PROTO(struct task_struct *killed_task, long cache_size, \ |
| 12 | long cache_limit, long free), |
| 13 | |
| 14 | TP_ARGS(killed_task, cache_size, cache_limit, free), |
| 15 | |
| 16 | TP_STRUCT__entry( |
| 17 | __array(char, comm, TASK_COMM_LEN) |
| 18 | __field(pid_t, pid) |
| 19 | __field(long, pagecache_size) |
| 20 | __field(long, pagecache_limit) |
| 21 | __field(long, free) |
| 22 | ), |
| 23 | |
| 24 | TP_fast_assign( |
| 25 | memcpy(__entry->comm, killed_task->comm, TASK_COMM_LEN); |
| 26 | __entry->pid = killed_task->pid; |
| 27 | __entry->pagecache_size = cache_size; |
| 28 | __entry->pagecache_limit = cache_limit; |
| 29 | __entry->free = free; |
| 30 | ), |
| 31 | |
| 32 | TP_printk("%s (%d), page cache %ldkB (limit %ldkB), free %ldKb", |
| 33 | __entry->comm, __entry->pid, __entry->pagecache_size, |
| 34 | __entry->pagecache_limit, __entry->free) |
| 35 | ); |
| 36 | |
| 37 | |
| 38 | #endif /* if !defined(_TRACE_LOWMEMORYKILLER_H) || defined(TRACE_HEADER_MULTI_READ) */ |
| 39 | |
| 40 | /* This part must be outside protection */ |
| 41 | #include <trace/define_trace.h> |