[PATCH 2/3] Cygwin: dsp: Reduce wait time for blocking read().

Takashi Yano takashi.yano@nifty.ne.jp
Tue Sep 5 09:28:42 GMT 2023


Previous wait time of 100msec is too long if application specifies
smaller buffer. With this patch, the wait time is reduced to 1msec.
---
 winsup/cygwin/fhandler/dsp.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/winsup/cygwin/fhandler/dsp.cc b/winsup/cygwin/fhandler/dsp.cc
index e872aa08c..00f2bab69 100644
--- a/winsup/cygwin/fhandler/dsp.cc
+++ b/winsup/cygwin/fhandler/dsp.cc
@@ -931,8 +931,8 @@ fhandler_dev_dsp::Audio_in::waitfordata ()
 	  set_errno (EAGAIN);
 	  return false;
 	}
-      debug_printf ("100ms");
-      switch (cygwait (100))
+      debug_printf ("1ms");
+      switch (cygwait (1))
 	{
 	case WAIT_SIGNALED:
 	  if (!_my_tls.call_signal_handler ())
-- 
2.39.0



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