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Date: Thu, 1 Feb 2018 09:17:11 +0100
From: Gerd Hoffmann <kraxel@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH] hw/audio/sb16.c: Convert file to new
 logging API
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To: Programmingkid <programmingkidx@gmail.com>
Cc: qemu-devel@nongnu.org

> > ldebug() should probably trace points.
> 
> I need help with this. I tried replacing ldebug() with
> "qemu_log_mask(LOG_TRACE,", but that caused a lot of messages to be
> printed to the terminal. It is odd because I thought I had to use "-d
> trace" to make it print. Do you have another suggestion on what to
> replace ldebug() with? 

See docs/devel/tracing.txt

You might also have a look at commit
6aa22a29187e1908f5db738d27c64a9efc8d0bfa as example (adds some trace
points to vnc code).

HTH,
  Gerd