Add functions to open trace from the traceset
[lttv.git] / lttv / lttv / state.c
index 475c2305b6e7b2654d54061e3af42b12eba7f218..f3c4bb7d16a76f2d2ce8d09a624ec431dda26f93 100644 (file)
@@ -20,7 +20,7 @@
 #ifdef HAVE_CONFIG_H
 #include <config.h>
 #endif
-
 #include <glib.h>
 #include <lttv/lttv.h>
 #include <lttv/module.h>
@@ -660,6 +660,8 @@ static void init(LttvTracesetState *self, LttvTraceset *ts)
                        init((LttvTracesetContext *)self, ts);
 
        nb_trace = lttv_traceset_number(ts);
+
+#ifdef BABEL_CLEANUP
        for(i = 0 ; i < nb_trace ; i++) {
                tc = self->parent.traces[i];
                tcs = LTTV_TRACE_STATE(tc);
@@ -738,10 +740,12 @@ static void init(LttvTracesetState *self, LttvTraceset *ts)
                /* See if the trace has saved states */
                state_load_saved_states(tcs);
        }
+#endif
 }
 
 static void fini(LttvTracesetState *self)
 {
+#ifdef BABEL_CLEANUP
        guint i, nb_trace;
 
        LttvTraceState *tcs;
@@ -771,6 +775,7 @@ static void fini(LttvTracesetState *self)
                tcs->processes = NULL;
                tcs->usertraces = NULL;
        }
+#endif
        LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))->
                        fini((LttvTracesetContext *)self);
 }
@@ -1839,8 +1844,6 @@ static void state_saved_free(LttvTraceState *self, LttvAttribute *container)
 {
        guint i, nb_tracefile, nb_cpus, nb_irqs, nb_soft_irqs;
 
-       LttvTracefileState *tfcs;
-
        LttvAttribute *tracefiles_tree, *tracefile_tree;
 
        guint *running_process;
@@ -1900,9 +1903,7 @@ static void state_saved_free(LttvTraceState *self, LttvAttribute *container)
        nb_tracefile = self->parent.tracefiles->len;
 
        for(i = 0 ; i < nb_tracefile ; i++) {
-               tfcs =
-                               LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles,
-                                               LttvTracefileContext*, i));
+       
                type = lttv_attribute_get(tracefiles_tree, i, &name, &value, &is_named);
                g_assert(type == LTTV_GOBJECT);
                tracefile_tree = *((LttvAttribute **)(value.v_gobject));
@@ -2020,9 +2021,9 @@ static void create_name_tables(LttvTraceState *tcs)
 //                     }
 //             }
 
-               name_tables->nb_syscalls = 256;
-               name_tables->syscall_names = g_new(GQuark, 256);
-               for(i = 0 ; i < 256 ; i++) {
+               name_tables->nb_syscalls = PREALLOC_NB_SYSCALLS;
+               name_tables->syscall_names = g_new(GQuark, name_tables->nb_syscalls);
+               for(i = 0 ; i < name_tables->nb_syscalls; i++) {
                        g_string_printf(fe_name, "syscall %d", i);
                        name_tables->syscall_names[i] = g_quark_from_string(fe_name->str);
                }
@@ -2054,9 +2055,9 @@ static void create_name_tables(LttvTraceState *tcs)
 //                                     ltt_enum_string_get(t, i));
 //             }
 
-               name_tables->nb_traps = 256;
-               name_tables->trap_names = g_new(GQuark, 256);
-               for(i = 0 ; i < 256 ; i++) {
+               name_tables->nb_traps = PREALLOC_NB_TRAPS;
+               name_tables->trap_names = g_new(GQuark, name_tables->nb_traps);
+               for(i = 0 ; i < name_tables->nb_traps; i++) {
                        g_string_printf(fe_name, "trap %d", i);
                        name_tables->trap_names[i] = g_quark_from_string(fe_name->str);
                }
@@ -2079,11 +2080,10 @@ static void create_name_tables(LttvTraceState *tcs)
                }
                */
                /* FIXME: LttvIRQState *irq_states should become a g_array */
-               /* temp fix: increase from 256 to 512 default size */
 
-               name_tables->nb_irqs = 512;
-               name_tables->irq_names = g_new(GQuark, 512);
-               for(i = 0 ; i < 512 ; i++) {
+               name_tables->nb_irqs = PREALLOC_NB_IRQS;
+               name_tables->irq_names = g_new(GQuark, name_tables->nb_irqs);
+               for(i = 0 ; i < name_tables->nb_irqs; i++) {
                        g_string_printf(fe_name, "irq %d", i);
                        name_tables->irq_names[i] = g_quark_from_string(fe_name->str);
                }
@@ -2099,8 +2099,7 @@ static void create_name_tables(LttvTraceState *tcs)
        }
        */
 
-       /* the kernel is limited to 32 statically defined softirqs */
-       name_tables->nb_soft_irqs = 32;
+       name_tables->nb_soft_irqs = PREALLOC_NB_SOFT_IRQS;
        name_tables->soft_irq_names = g_new(GQuark, name_tables->nb_soft_irqs);
        for(i = 0 ; i < name_tables->nb_soft_irqs ; i++) {
                g_string_printf(fe_name, "softirq %d", i);
@@ -2697,21 +2696,10 @@ static gboolean soft_irq_raise(void *hook_data, void *call_data)
        //guint8 ev_id = ltt_event_eventtype_id(e);
        LttvTraceHook *th = (LttvTraceHook *)hook_data;
        struct marker_field *f = lttv_trace_get_hook_field(th, 0);
-       LttvNameTables *nt = ((LttvTraceState *)(s->parent.t_context))->name_tables;
 
-       LttvExecutionSubmode submode;
        guint64 softirq = ltt_event_get_long_unsigned(e, f);
-       guint64 nb_softirqs = nt->nb_soft_irqs;
 
-       if(softirq < nb_softirqs) {
-               submode = nt->soft_irq_names[softirq];
-       } else {
-               /* Fixup an incomplete irq table */
-               GString *string = g_string_new("");
-               g_string_printf(string, "softirq %" PRIu64, softirq);
-               submode = g_quark_from_string(string->str);
-               g_string_free(string, TRUE);
-       }
+       expand_soft_irq_table(ts, softirq);
 
        /* update softirq status */
        /* a soft irq raises are not cumulative */
@@ -2906,11 +2894,9 @@ static gboolean dump_syscall(void *hook_data, void *call_data)
        LttEvent *e = ltt_tracefile_get_event(s->parent.tf);
        LttvTraceHook *th = (LttvTraceHook *)hook_data;
        guint id;
-       guint64 address;
        char *symbol;
 
        id = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0));
-       address = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 1));
        symbol = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 2));
 
        expand_syscall_table(ts, id);
@@ -2944,11 +2930,9 @@ static gboolean dump_softirq(void *hook_data, void *call_data)
        LttEvent *e = ltt_tracefile_get_event(s->parent.tf);
        LttvTraceHook *th = (LttvTraceHook *)hook_data;
        guint id;
-       guint64 address;
        char *symbol;
 
        id = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0));
-       address = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 1));
        symbol = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 2));
 
        expand_soft_irq_table(ts, id);
@@ -3083,7 +3067,6 @@ static gboolean process_fork(void *hook_data, void *call_data)
        LttvTracefileState *s = (LttvTracefileState *)call_data;
        LttEvent *e = ltt_tracefile_get_event(s->parent.tf);
        LttvTraceHook *th = (LttvTraceHook *)hook_data;
-       guint parent_pid;
        guint child_pid;   /* In the Linux Kernel, there is one PID per thread. */
        guint child_tgid;  /* tgid in the Linux kernel is the "real" POSIX PID. */
        //LttvProcessState *zombie_process;
@@ -3093,8 +3076,7 @@ static gboolean process_fork(void *hook_data, void *call_data)
        LttvProcessState *child_process;
        struct marker_field *f;
 
-       /* Parent PID */
-       parent_pid = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0));
+       /* Skip Parent PID param */
 
        /* Child PID */
        child_pid = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 1));
@@ -3450,7 +3432,7 @@ static gboolean enum_process_state(void *hook_data, void *call_data)
        LttvProcessState *process = ts->running_process[cpu];
        LttvProcessState *parent_process;
        struct marker_field *f;
-       GQuark type, mode, submode, status;
+       GQuark type;
        LttvExecutionState *es;
        guint i, nb_cpus;
 
@@ -3470,17 +3452,11 @@ static gboolean enum_process_state(void *hook_data, void *call_data)
 
        //FIXME: type is rarely used, enum must match possible types.
 
-       /* mode */
-       f = lttv_trace_get_hook_field(th, 4);
-       mode = ltt_enum_string_get(f,ltt_event_get_unsigned(e, f));
+       /* Skip mode 4th param */
 
-       /* submode */
-       f = lttv_trace_get_hook_field(th, 5);
-       submode = ltt_enum_string_get(f, ltt_event_get_unsigned(e, f));
+       /* Skip submode 5th param */
 
-       /* status */
-       f = lttv_trace_get_hook_field(th, 6);
-       status = ltt_enum_string_get(f, ltt_event_get_unsigned(e, f));
+       /* Skip status 6th param */
 
        /* TGID */
        f = lttv_trace_get_hook_field(th, 7);
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