Imbus/xv6-riscv-kernel
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a thought

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Frans Kaashoek 2019-07-27 21:02:37 -04:00
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labs/lock.html
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@ -81,6 +81,15 @@ workloads.
</ul> </ul>
<p>Run usertests to see if you don't break anything. <p>Run usertests to see if you don't break anything.
<h2>Lock-free bcache lookup</h2>
<p>Modify <tt>bget</tt> so that succesful lookups don't need to
acquire <tt>bcache.lock</tt>. The challenge is
concurrent <tt>brelse</tt>, which modify the list that <tt>bget</tt>
traverses. (Hint: there is no need for <tt>bget</tt> to use the
list.)
</body> </body>
</html> </html>