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    Subject[PATCH tip/core/rcu 06/23] rcu: fix now-bogus rcu_scheduler_active comments.
    Date
    The rcu_scheduler_active check has been wrapped into the new
    debug_lockdep_rcu_enabled() function, so update the comments to
    reflect this new reality.

    Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
    ---
    include/linux/rcupdate.h | 6 ++++--
    1 files changed, 4 insertions(+), 2 deletions(-)

    diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
    index 40854c6..07c8591 100644
    --- a/include/linux/rcupdate.h
    +++ b/include/linux/rcupdate.h
    @@ -111,7 +111,8 @@ extern int debug_lockdep_rcu_enabled(void);
    * this assumes we are in an RCU read-side critical section unless it can
    * prove otherwise.
    *
    - * Check rcu_scheduler_active to prevent false positives during boot.
    + * Check debug_lockdep_rcu_enabled() to prevent false positives during boot
    + * and while lockdep is disabled.
    */
    static inline int rcu_read_lock_held(void)
    {
    @@ -136,7 +137,8 @@ extern int rcu_read_lock_bh_held(void);
    * of preemption (including disabling irqs) counts as an RCU-sched
    * read-side critical section.
    *
    - * Check rcu_scheduler_active to prevent false positives during boot.
    + * Check debug_lockdep_rcu_enabled() to prevent false positives during boot
    + * and while lockdep is disabled.
    */
    #ifdef CONFIG_PREEMPT
    static inline int rcu_read_lock_sched_held(void)
    --
    1.7.0


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