projects / lttng-modules.git / blame
| Commit | Line | Data |
|---|---|---|
| 57a13317 MD |
1 | #ifndef _LTT_DEBUGFS_ABI_H |
| 2 | #define _LTT_DEBUGFS_ABI_H | |
| 3 | ||
| 4 | /* | |
| 5 | * ltt-debugfs-abi.h | |
| 6 | * | |
| 7 | * Copyright 2010 (c) - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
| 8 | * | |
| 9 | * LTTng debugfs ABI header | |
| 10 | */ | |
| 11 | ||
| 12 | #include <linux/fs.h> | |
| 13 | ||
| 14 | enum instrum_type { | |
| 15 | INSTRUM_TRACEPOINTS, | |
| 16 | }; | |
| 17 | ||
| 18 | /* | |
| 19 | * LTTng DebugFS ABI structures. | |
| 20 | */ | |
| 21 | ||
| 22 | struct lttng_channel { | |
| 23 | int overwrite; /* 1: overwrite, 0: discard */ | |
| 24 | u64 subbuf_size; | |
| 25 | u64 num_subbuf; | |
| 26 | unsigned int switch_timer_interval; | |
| 27 | unsigned int read_timer_interval; | |
| 28 | }; | |
| 29 | ||
| 30 | struct lttng_event { | |
| 31 | enum instrum_type itype; | |
| 32 | char name[]; | |
| 33 | }; | |
| 34 | ||
| 35 | #define LTTNG_SESSION _IO(0xF6, 0x40) | |
| 36 | #define LTTNG_SESSION_START _IO(0xF6, 0x41) | |
| 37 | #define LTTNG_SESSION_STOP _IO(0xF6, 0x42) | |
| 38 | #define LTTNG_CHANNEL _IOW(0xF6, 0x43, struct lttng_channel) | |
| 39 | #define LTTNG_STREAM _IO(0xF6, 0x44) | |
| 40 | #define LTTNG_EVENT _IOW(0xF6, 0x45, struct lttng_event) | |
| 41 | ||
| 42 | #endif /* _LTT_DEBUGFS_ABI_H */ |