Imbus/xv6-riscv-kernel
1
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

a thought

Browse source
This commit is contained in:
Frans Kaashoek 2019-07-27 21:02:37 -04:00
parent bdcd23ea49
commit fe14bd1113
1 changed files with 9 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

9
labs/lock.html
View file

@ -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>