X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Fltt%2Ftracefile.c;h=00e3444400e56ca1262e139f59ffe5394a8f6dcc;hb=01e5c8ac303294105046b1383fe923ae28bd4890;hp=8c3cd6bd51507d1a278a1d1bc415403044aa90ce;hpb=b6fd32e3f4dabae19341b4b0631645096ec4b211;p=lttv.git diff --git a/ltt/branches/poly/ltt/tracefile.c b/ltt/branches/poly/ltt/tracefile.c index 8c3cd6bd..00e34444 100644 --- a/ltt/branches/poly/ltt/tracefile.c +++ b/ltt/branches/poly/ltt/tracefile.c @@ -642,9 +642,12 @@ void get_absolute_pathname(const gchar *pathname, gchar * abs_pathname) * The left side is the name, the right side is the number. */ -int get_tracefile_name_number(const gchar *raw_name, +int get_tracefile_name_number(gchar *raw_name, GQuark *name, - guint *num) + guint *num, + guint *tid, + guint *pgid, + guint64 *creation) { guint raw_name_len = strlen(raw_name); gchar char_name[PATH_MAX]; @@ -652,27 +655,84 @@ int get_tracefile_name_number(const gchar *raw_name, int underscore_pos; long int cpu_num; gchar *endptr; + gchar *tmpptr; for(i=raw_name_len-1;i>=0;i--) { if(raw_name[i] == '_') break; } - if(i==0) /* Either not found or name length is 0 */ - return -1; - underscore_pos = i; + if(i==-1) { /* Either not found or name length is 0 */ + /* This is a userspace tracefile */ + strncpy(char_name, raw_name, raw_name_len); + *name = g_quark_from_string(char_name); + *num = 0; /* unknown cpu */ + for(i=0;itracefiles, name); if(group == NULL) { @@ -1427,11 +1492,25 @@ GQuark ltt_tracefile_long_name(const LttTracefile *tf) -guint ltt_tracefile_num(LttTracefile *tf) +guint ltt_tracefile_cpu(LttTracefile *tf) { return tf->cpu_num; } +guint ltt_tracefile_tid(LttTracefile *tf) +{ + return tf->tid; +} + +guint ltt_tracefile_pgid(LttTracefile *tf) +{ + return tf->pgid; +} + +guint64 ltt_tracefile_creation(LttTracefile *tf) +{ + return tf->creation; +} /***************************************************************************** * Get the number of blocks in the tracefile ****************************************************************************/ @@ -1582,6 +1661,10 @@ int ltt_tracefile_seek_position(LttTracefile *tf, const LttEventPosition *ep) { tf->event.offset = ep->offset; + /* Put back the event real tsc */ + tf->event.tsc = ep->tsc; + tf->buffer.tsc = ep->tsc; + err = ltt_tracefile_read_update_event(tf); if(err) goto fail; err = ltt_tracefile_read_op(tf); @@ -1595,23 +1678,32 @@ fail: return 1; } -/* Calculate the real event time based on the buffer boundaries */ -LttTime ltt_interpolate_time(LttTracefile *tf, LttEvent *event) +LttTime ltt_interpolate_time_from_tsc(LttTracefile *tf, guint64 tsc) { LttTime time; - -// time = ltt_time_from_uint64( -// cycles_2_ns(tf, (guint64)(tf->buffer.tsc - tf->buffer.begin.cycle_count))); - time = ltt_time_from_uint64( - (double)(tf->buffer.tsc - tf->trace->start_tsc) - * (1000000000.0 / tf->trace->freq_scale) - / (double)tf->trace->start_freq); - //time = ltt_time_add(tf->buffer.begin.timestamp, time); - time = ltt_time_add(tf->trace->start_time_from_tsc, time); - + + if(tsc > tf->trace->start_tsc) { + time = ltt_time_from_uint64( + (double)(tsc - tf->trace->start_tsc) + * (1000000000.0 / tf->trace->freq_scale) + / (double)tf->trace->start_freq); + time = ltt_time_add(tf->trace->start_time_from_tsc, time); + } else { + time = ltt_time_from_uint64( + (double)(tf->trace->start_tsc - tsc) + * (1000000000.0 / tf->trace->freq_scale) + / (double)tf->trace->start_freq); + time = ltt_time_sub(tf->trace->start_time_from_tsc, time); + } return time; } +/* Calculate the real event time based on the buffer boundaries */ +LttTime ltt_interpolate_time(LttTracefile *tf, LttEvent *event) +{ + return ltt_interpolate_time_from_tsc(tf, tf->buffer.tsc); +} + /* Get the current event of the tracefile : valid until the next read */ LttEvent *ltt_tracefile_get_event(LttTracefile *tf) @@ -1742,7 +1834,6 @@ int ltt_tracefile_read_update_event(LttTracefile *tf) tf->buffer.tsc = event->tsc; pos += sizeof(guint64); } - event->event_time = ltt_interpolate_time(tf, event); event->facility_id = *(guint8*)pos; pos += sizeof(guint8); @@ -1827,12 +1918,19 @@ static gint map_block(LttTracefile * tf, guint block_num) &header->begin.cycle_count); tf->buffer.begin.freq = ltt_get_uint64(LTT_GET_BO(tf), &header->begin.freq); - tf->buffer.begin.timestamp = ltt_time_add( + if(tf->buffer.begin.freq == 0) + tf->buffer.begin.freq = tf->trace->start_freq; + + tf->buffer.begin.timestamp = ltt_interpolate_time_from_tsc(tf, + tf->buffer.begin.cycle_count); +#if 0 + ltt_time_add( ltt_time_from_uint64( (double)(tf->buffer.begin.cycle_count - tf->trace->start_tsc) * 1000000.0 / (double)tf->trace->start_freq), - tf->trace->start_time_from_tsc); + tf->trace->start_time_from_tsc); +#endif //0 #if 0 tf->buffer.end.timestamp = ltt_time_add( @@ -1848,15 +1946,21 @@ static gint map_block(LttTracefile * tf, guint block_num) &header->end.cycle_count); tf->buffer.end.freq = ltt_get_uint64(LTT_GET_BO(tf), &header->end.freq); + if(tf->buffer.end.freq == 0) + tf->buffer.end.freq = tf->trace->start_freq; + tf->buffer.lost_size = ltt_get_uint32(LTT_GET_BO(tf), &header->lost_size); - tf->buffer.end.timestamp = ltt_time_add( + tf->buffer.end.timestamp = ltt_interpolate_time_from_tsc(tf, + tf->buffer.end.cycle_count); +#if 0 + ltt_time_add( ltt_time_from_uint64( (double)(tf->buffer.end.cycle_count - tf->trace->start_tsc) * 1000000.0 / (double)tf->trace->start_freq), tf->trace->start_time_from_tsc); - +#endif //0 tf->buffer.tsc = tf->buffer.begin.cycle_count; tf->event.tsc = tf->buffer.tsc; tf->buffer.freq = tf->buffer.begin.freq; @@ -1929,7 +2033,7 @@ void ltt_update_event_size(LttTracefile *tf) } } else { if(!f->exists) { - g_error("Unknown facility %hhu (0x%hhx) in tracefile %s", + g_warning("Unknown facility %hhu (0x%hhx) in tracefile %s", tf->event.facility_id, tf->event.facility_id, g_quark_to_string(tf->name)); @@ -1940,7 +2044,7 @@ void ltt_update_event_size(LttTracefile *tf) ltt_facility_eventtype_get(f, tf->event.event_id); if(!event_type) { - g_error("Unknown event id %hhu in facility %s in tracefile %s", + g_warning("Unknown event id %hhu in facility %s in tracefile %s", tf->event.event_id, g_quark_to_string(f->name), g_quark_to_string(tf->name)); @@ -1958,6 +2062,10 @@ void ltt_update_event_size(LttTracefile *tf) tf->event.data_size = size; /* Check consistency between kernel and LTTV structure sizes */ + if(tf->event.event_size == 0xFFFF) { + /* Event size too big to fit in the event size field */ + tf->event.event_size = tf->event.data_size; + } g_assert(tf->event.data_size == tf->event.event_size); return; @@ -1965,7 +2073,12 @@ void ltt_update_event_size(LttTracefile *tf) facility_error: event_type_error: event_id_error: - tf->event.data_size = 0; + if(tf->event.event_size == 0xFFFF) { + g_error("Cannot jump over an unknown event bigger than 0xFFFE bytes"); + } + /* The facility is unknown : use the kernel information about this event + * to jump over it. */ + tf->event.data_size = tf->event.event_size; } @@ -2654,6 +2767,10 @@ gint check_fields_compatibility(LttEventType *event_type1, different = 1; goto end; } + if(type1->network != type2->network) { + different = 1; + goto end; + } switch(type1->type_class) { case LTT_INT_FIXED: