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Diffstat (limited to 'labs/lock.html')
| -rw-r--r-- | labs/lock.html | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/labs/lock.html b/labs/lock.html index 5eddc58..fe2da45 100644 --- a/labs/lock.html +++ b/labs/lock.html @@ -81,6 +81,15 @@ workloads. </ul> <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> </html> |