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[PATCH 1/2] do not wake up main loop adding if change is from same thread




This reduce the frequency the loop is waked up adding and removing
file descriptors or timeouts.
Considering that to support recursion events are removed from list and
added again this reduce iteration number a lot.

Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
 glib/gmain.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/glib/gmain.c b/glib/gmain.c
index 29ccee0..1e9850f 100644
--- a/glib/gmain.c
+++ b/glib/gmain.c
@@ -1797,7 +1797,8 @@ g_source_set_ready_time (GSource *source,
     {
       /* Quite likely that we need to change the timeout on the poll */
       if (!SOURCE_BLOCKED (source))
-        g_wakeup_signal (context->wakeup);
+        if (context->owner && context->owner != G_THREAD_SELF)
+          g_wakeup_signal (context->wakeup);
       UNLOCK_CONTEXT (context);
     }
 }
@@ -4259,7 +4260,8 @@ g_main_context_add_poll_unlocked (GMainContext *context,
   context->poll_changed = TRUE;
 
   /* Now wake up the main loop if it is waiting in the poll() */
-  g_wakeup_signal (context->wakeup);
+  if (context->owner && context->owner != G_THREAD_SELF)
+    g_wakeup_signal (context->wakeup);
 }
 
 /**
@@ -4319,7 +4321,8 @@ g_main_context_remove_poll_unlocked (GMainContext *context,
   context->poll_changed = TRUE;
   
   /* Now wake up the main loop if it is waiting in the poll() */
-  g_wakeup_signal (context->wakeup);
+  if (context->owner && context->owner != G_THREAD_SELF)
+    g_wakeup_signal (context->wakeup);
 }
 
 /**
-- 
2.4.3

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