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* [newlib-cygwin] Cygwin: dsp: Reduce wait time for blocking read().
@ 2023-09-05 9:30 Takashi Yano
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From: Takashi Yano @ 2023-09-05 9:30 UTC (permalink / raw)
To: cygwin-cvs
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=8b2b54b41da605e69a4f30919f24f7a7254d9314
commit 8b2b54b41da605e69a4f30919f24f7a7254d9314
Author: Takashi Yano <takashi.yano@nifty.ne.jp>
Date: Tue Sep 5 17:11:13 2023 +0900
Cygwin: dsp: Reduce wait time for blocking read().
Previous wait time of 100msec is too long if application specifies
smaller buffer. With this patch, the wait time is reduced to 1msec.
Diff:
---
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 ())
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2023-09-05 9:30 [newlib-cygwin] Cygwin: dsp: Reduce wait time for blocking read() Takashi Yano
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