From: compudj Date: Wed, 10 Oct 2007 18:35:14 +0000 (+0000) Subject: state.c hooks almost there X-Git-Tag: v0.12.20~865 X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=032ba5da50aa4bd57b14a1cc9123a3ff579a7702;p=lttv.git state.c hooks almost there git-svn-id: http://ltt.polymtl.ca/svn@2624 04897980-b3bd-0310-b5e0-8ef037075253 --- diff --git a/ltt/branches/poly/lttv/lttv/state.c b/ltt/branches/poly/lttv/lttv/state.c index 4c1d67bf..9450d8bc 100644 --- a/ltt/branches/poly/lttv/lttv/state.c +++ b/ltt/branches/poly/lttv/lttv/state.c @@ -1663,7 +1663,7 @@ create_name_tables(LttvTraceState *tcs) name_tables->syscall_names = NULL; name_tables->nb_syscalls = 0; } - lttv_trace_hook_destroy(&hooks); + lttv_trace_hook_remove_all(&hooks); if(!lttv_trace_find_hook(tcs->parent.t, LTT_EVENT_TRAP_ENTRY, @@ -1691,7 +1691,7 @@ create_name_tables(LttvTraceState *tcs) name_tables->trap_names = NULL; name_tables->nb_traps = 0; } - lttv_trace_hook_destroy(&hooks); + lttv_trace_hook_remove_all(&hooks); if(!lttv_trace_find_hook(tcs->parent.t, LTT_EVENT_IRQ_ENTRY, @@ -1715,7 +1715,7 @@ create_name_tables(LttvTraceState *tcs) name_tables->nb_irqs = 0; name_tables->irq_names = NULL; } - lttv_trace_hook_destroy(&hooks); + lttv_trace_hook_remove_all(&hooks); /* name_tables->soft_irq_names = g_new(GQuark, nb); for(i = 0 ; i < nb ; i++) { @@ -3042,7 +3042,7 @@ void lttv_state_add_event_hooks(LttvTracesetState *self) lttv_trace_find_hook(ts->parent.t, LTT_EVENT_SYSCALL_EXIT, - FIELD_ARRAY(0), + NULL, syscall_exit, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, @@ -3050,124 +3050,104 @@ void lttv_state_add_event_hooks(LttvTracesetState *self) FIELD_ARRAY(LTT_FIELD_TRAP_ID), trap_entry, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_TRAP_EXIT, - 0, 0, 0, - trap_exit, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + NULL, + trap_exit, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_IRQ_ENTRY, - LTT_FIELD_IRQ_ID, 0, 0, - irq_entry, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_IRQ_ID), + irq_entry, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_IRQ_EXIT, - 0, 0, 0, - irq_exit, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + NULL, + irq_exit, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_SOFT_IRQ_ENTRY, - LTT_FIELD_SOFT_IRQ_ID, 0, 0, - soft_irq_entry, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_SOFT_IRQ_ID), + soft_irq_entry, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_SOFT_IRQ_EXIT, - 0, 0, 0, - soft_irq_exit, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + NULL, + soft_irq_exit, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_SCHED_SCHEDULE, - LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, LTT_FIELD_PREV_STATE, - schedchange, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, + LTT_FIELD_PREV_STATE), + schedchange, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_PROCESS_FORK, - LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID, LTT_FIELD_CHILD_TGID, - process_fork, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID, + LTT_FIELD_CHILD_TGID), + process_fork, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_KTHREAD_CREATE, - LTT_FIELD_PID, 0, 0, - process_kernel_thread, NULL, &g_array_index(hooks, LttvTraceHook, - hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_PID) + process_kernel_thread, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_PROCESS_EXIT, - LTT_FIELD_PID, 0, 0, - process_exit, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_PID), + process_exit, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_PROCESS_FREE, - LTT_FIELD_PID, 0, 0, - process_free, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_PID), + process_free, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_EXEC, - LTT_FIELD_FILENAME, 0, 0, - process_exec, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_FILENAME), + process_exec, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_THREAD_BRAND, - LTT_FIELD_NAME, 0, 0, - thread_brand, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_NAME), + thread_brand, NULL, &hooks); /* statedump-related hooks */ - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_PROCESS_STATE, - LTT_FIELD_PID, LTT_FIELD_PARENT_PID, LTT_FIELD_NAME, - enum_process_state, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_PID, LTT_FIELD_PARENT_PID, LTT_FIELD_NAME), + enum_process_state, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_STATEDUMP_END, - 0, 0, 0, - statedump_end, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + NULL, + statedump_end, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_LIST_INTERRUPT, - LTT_FIELD_ACTION, LTT_FIELD_NUM, 0, - enum_interrupt, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_ACTION, LTT_FIELD_NUM), + enum_interrupt, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_REQUEST_ISSUE, - LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION, - bdev_request_issue, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION), + bdev_request_issue, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_REQUEST_COMPLETE, - LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION, - bdev_request_complete, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION), + bdev_request_complete, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_FUNCTION_ENTRY, - LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE, 0, - function_entry, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE), + function_entry, NULL, &hooks); - ret = lttv_trace_find_hook(ts->parent.t, + lttv_trace_find_hook(ts->parent.t, LTT_EVENT_FUNCTION_EXIT, - LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE, 0, - function_exit, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); - if(ret) hn--; + FIELD_ARRAY(LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE), + function_exit, NULL, &hooks); - hooks = g_array_set_size(hooks, hn); - /* Add these hooks to each event_by_id hooks list */ nb_tracefile = ts->parent.tracefiles->len; @@ -3240,8 +3220,7 @@ void lttv_state_remove_event_hooks(LttvTracesetState *self) th); } } - for(k = 0 ; k < hooks->len ; k++) - lttv_trace_hook_destroy(&g_array_index(hooks, LttvTraceHook, k)); + lttv_trace_hook_remove_all(&hooks); g_array_free(hooks, TRUE); } } diff --git a/ltt/branches/poly/lttv/lttv/tracecontext.c b/ltt/branches/poly/lttv/lttv/tracecontext.c index 39ee2950..2c8a3385 100644 --- a/ltt/branches/poly/lttv/lttv/tracecontext.c +++ b/ltt/branches/poly/lttv/lttv/tracecontext.c @@ -998,7 +998,7 @@ int lttv_trace_find_hook(LttTrace *t, GQuark marker_name, tmpth.fields = g_ptr_array_new(); /* for each field requested */ - for(f = fields; *f != 0; f++) { + for(f = fields; f && *f != 0; f++) { found = 0; for_each_marker_field(marker_field, info) { if(marker_fieldfield->name == *f) { @@ -1027,7 +1027,7 @@ skip_marker: return (init_array_size == (*trace_hooks)->len); } -void lttv_trace_hook_destroy(GArray **th) +void lttv_trace_hook_remove_all(GArray **th) { int i; for(i=0; ilen; i++) { diff --git a/ltt/branches/poly/lttv/lttv/tracecontext.h b/ltt/branches/poly/lttv/lttv/tracecontext.h index 79b3db6c..dacd4d0f 100644 --- a/ltt/branches/poly/lttv/lttv/tracecontext.h +++ b/ltt/branches/poly/lttv/lttv/tracecontext.h @@ -285,7 +285,8 @@ typedef struct _LttvTraceHook { */ struct marker_info *lttv_trace_hook_get_marker(LttTrace *t, LttvTraceHook *th); -void lttv_trace_hook_destroy(GArray *th); +/* Remove the hooks from the array. Does not free the array itself. */ +void lttv_trace_hook_remove_all(GArray **th); /* Search in the trace for the id of the named event type within the named facility. Then, find the three (if non null) named fields. All that