(((t)->float_word_order == __BYTE_ORDER) ? 0 : 1)
#define SEQUENCE_AVG_ELEMENTS 1000
-
+
+/*
+ * offsetof taken from Linux kernel.
+ */
+#undef offsetof
+#ifdef __compiler_offsetof
+#define offsetof(TYPE,MEMBER) __compiler_offsetof(TYPE,MEMBER)
+#else
+#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
+#endif
+
typedef guint8 uint8_t;
typedef guint16 uint16_t;
typedef guint32 uint32_t;
typedef guint64 uint64_t;
/* Subbuffer header */
-struct ltt_subbuffer_header_2_0 {
+struct ltt_subbuffer_header_2_2 {
uint64_t cycle_count_begin; /* Cycle count at subbuffer start */
uint64_t cycle_count_end; /* Cycle count at subbuffer end */
- uint32_t magic_number; /* Trace magic number.
+ uint32_t magic_number; /*
+ * Trace magic number.
* contains endianness information.
*/
uint8_t major_version;
uint32_t freq_scale; /* Frequency scaling */
uint32_t lost_size; /* Size unused at end of subbuffer */
uint32_t buf_size; /* Size of this subbuffer */
+ uint32_t events_lost; /*
+ * Events lost in this subbuffer since
+ * last subbuffer switch.
+ */
+ uint32_t subbuf_corrupt; /*
+ * Corrupted (lost) subbuffers since
+ * the begginig of the trace.
+ */
+ char header_end[0]; /* End of header */
};
-typedef struct ltt_subbuffer_header_2_0 ltt_subbuffer_header_t;
+typedef struct ltt_subbuffer_header_2_2 ltt_subbuffer_header_t;
+
+/*
+ * Return header size without padding after the structure. Don't use packed
+ * structure because gcc generates inefficient code on some architectures
+ * (powerpc, mips..)
+ */
+static inline size_t ltt_subbuffer_header_size(void)
+{
+ return offsetof(ltt_subbuffer_header_t, header_end);
+}
enum field_status { FIELD_UNKNOWN, FIELD_VARIABLE, FIELD_FIXED };
uint8_t tscbits;
uint8_t eventbits;
uint64_t tsc_mask;
- uint64_t tsc_mask_next_bit; //next MSB after the mask
+ uint64_t tsc_mask_next_bit; //next MSB after the mask<
+ uint32_t events_lost;
+ uint32_t subbuf_corrupt;
/* Current event */
LttEvent event; //Event currently accessible in the trace