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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - periodic audio skips with Intel HDA"
href="https://bugs.freedesktop.org/show_bug.cgi?id=49608#c46">Comment # 46</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - periodic audio skips with Intel HDA"
href="https://bugs.freedesktop.org/show_bug.cgi?id=49608">bug 49608</a>
from <span class="vcard"><a class="email" href="mailto:superquad.vortex2@gmail.com" title="Raymond <superquad.vortex2@gmail.com>"> <span class="fn">Raymond</span></a>
</span></b>
<pre>seem dump stack is not useful
just need 1+4+8 = 13
1 Basic debugging - show xruns in ksyslog interface
2 Dump stack - dump stack for basic debugging
4 Jiffies check - compare the position with kernel jiffies (a sort of
in-kernel monotonic clock),
show what's changed when basic debugging is enabled
8 Dump positions on each period update call
16 Dump positions on each hardware pointer update call
32 Enable logging of last 10 ring buffer positions
64 Show the last 10 ring buffer position only once (when first error
situation occured)</pre>
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