lkml.org 
[lkml]   [2008]   [Aug]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    SubjectRe: [PATCH, RFC, tip/core/rcu] v3 scalable classic RCU implementation
    From
    Date
    On Fri, 2008-08-29 at 17:49 -0700, Paul E. McKenney wrote:

    > Some shortcomings:
    >
    > o Entering and leaving dynticks idle mode is a quiescent state,
    > but the current patch doesn't take advantage of this (noted
    > by Manfred). It appears that it should be possible to make
    > nmi_enter() and nmi_exit() provide an in_nmi(), which would make
    > it possible for rcu_irq_enter() and rcu_irq_exit() to figure
    > out whether it is safe to tell RCU about the quiescent state --
    > and also greatly simplify the code.

    Already done and available in the -tip tree, curtesy of Mathieu.




    \
     
     \ /
      Last update: 2008-08-30 11:35    [W:2.060 / U:0.052 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site