| commit | 701e80312fd10270f9c44371e5a229d37a9ae172 | [log] [tgz] |
|---|---|---|
| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | Wed Oct 07 15:06:44 2015 -0700 |
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | Sat Dec 05 12:31:47 2015 -0800 |
| tree | ffd502ed7a0c73a6cfb57947532722bcbd01e1e5 | |
| parent | 649e4368ff786e3d02eb2a06b1493fb217d74408 [diff] |
Documentation: Record bottom-bit-zero guarantee for ->next This commit records RCU's guarantee that the bottom bit of the rcu_head structure's ->next field will remain zero for callbacks posted via call_rcu(), but not necessarily for <tt>kfree_rcu()</tt> or some possible future call_rcu_lazy() variant that might one day be created for energy-efficiency purposese. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> [ paulmck: Updates URLs as suggested by Josh Triplett. ]