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libsysprof: provide escape patch for listing traceables

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We don't want this to get out of hand, so limit it to 1000 for now.
This commit is contained in:
Christian Hergert
2023-07-31 12:16:51 -07:00
parent 6f6228b1b5
commit d5f9cecec5
1 changed files with 9 additions and 2 deletions
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11
src/libsysprof/sysprof-callgraph-frame.c
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@ -323,6 +323,7 @@ typedef struct _FilterByPrefix
GListModel *traceables; GListModel *traceables;
GPtrArray *prefix; GPtrArray *prefix;
EggBitset *bitset; EggBitset *bitset;
guint max_results;
} FilterByPrefix; } FilterByPrefix;
static void static void
@ -347,6 +348,7 @@ filter_by_prefix_worker (GTask *task,
GListModel *model; GListModel *model;
GPtrArray *prefix; GPtrArray *prefix;
EggBitsetIter iter; EggBitsetIter iter;
guint n_results = 0;
guint i; guint i;
g_assert (G_IS_TASK (task)); g_assert (G_IS_TASK (task));
@ -371,9 +373,13 @@ filter_by_prefix_worker (GTask *task,
g_autoptr(SysprofDocumentTraceable) traceable = g_list_model_get_item (model, i); g_autoptr(SysprofDocumentTraceable) traceable = g_list_model_get_item (model, i);
if (traceable_has_prefix (document, traceable, prefix)) if (traceable_has_prefix (document, traceable, prefix))
egg_bitset_add (bitset, i); {
egg_bitset_add (bitset, i);
n_results++;
}
} }
while (egg_bitset_iter_next (&iter, &i)); while (n_results < state->max_results &&
egg_bitset_iter_next (&iter, &i));
} }
g_task_return_pointer (task, g_task_return_pointer (task,
@ -483,6 +489,7 @@ sysprof_callgraph_frame_list_traceables_async (SysprofCallgraphFrame *self,
state->traceables = g_object_ref (self->callgraph->traceables); state->traceables = g_object_ref (self->callgraph->traceables);
state->prefix = g_steal_pointer (&prefix); state->prefix = g_steal_pointer (&prefix);
state->bitset = g_steal_pointer (&bitset); state->bitset = g_steal_pointer (&bitset);
state->max_results = 1000;
g_task_set_task_data (task, state, (GDestroyNotify)filter_by_prefix_free); g_task_set_task_data (task, state, (GDestroyNotify)filter_by_prefix_free);
g_task_run_in_thread (task, filter_by_prefix_worker); g_task_run_in_thread (task, filter_by_prefix_worker);