lkml.org 
[lkml]   [2012]   [Sep]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH tip/core/rcu 14/23] rcu: Remove now-unused rcu_state fields
    On Thu, Aug 30, 2012 at 11:18:29AM -0700, Paul E. McKenney wrote:
    > From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
    >
    > Moving the RCU grace-period processing to a kthread and adjusting the
    > tracing resulted in two of the rcu_state structure's fields being unused.
    > This commit therefore removes them.
    >
    > Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

    Reviewed-by: Josh Triplett <josh@joshtriplett.org>

    > kernel/rcutree.h | 7 -------
    > 1 files changed, 0 insertions(+), 7 deletions(-)
    >
    > diff --git a/kernel/rcutree.h b/kernel/rcutree.h
    > index 2d4cc18..8f0293c 100644
    > --- a/kernel/rcutree.h
    > +++ b/kernel/rcutree.h
    > @@ -378,13 +378,6 @@ struct rcu_state {
    >
    > u8 fqs_state ____cacheline_internodealigned_in_smp;
    > /* Force QS state. */
    > - u8 fqs_active; /* force_quiescent_state() */
    > - /* is running. */
    > - u8 fqs_need_gp; /* A CPU was prevented from */
    > - /* starting a new grace */
    > - /* period because */
    > - /* force_quiescent_state() */
    > - /* was running. */
    > u8 boost; /* Subject to priority boost. */
    > unsigned long gpnum; /* Current gp number. */
    > unsigned long completed; /* # of last completed gp. */
    > --
    > 1.7.8
    >


    \
     
     \ /
      Last update: 2012-09-03 13:42    [W:0.025 / U:29.604 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site