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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2011-09-10 21:54:08 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2011-12-11 10:31:20 -0800 |
| commit | af446b702c58b700cc5fa99f6edc78b99e55b995 (patch) | |
| tree | 0eacf146b7f1b221e844c52db6061e31928ff99e /kernel/rcutree.h | |
| parent | dc47ce90c3a822cd7c9e9339fe4d5f61dcb26b50 (diff) | |
| download | linux-stable-af446b702c58b700cc5fa99f6edc78b99e55b995.tar.gz linux-stable-af446b702c58b700cc5fa99f6edc78b99e55b995.tar.bz2 linux-stable-af446b702c58b700cc5fa99f6edc78b99e55b995.zip | |
rcu: ->signaled better named ->fqs_state
The ->signaled field was named before complications in the form of
dyntick-idle mode and offlined CPUs. These complications have required
that force_quiescent_state() be implemented as a state machine, instead
of simply unconditionally sending reschedule IPIs. Therefore, this
commit renames ->signaled to ->fqs_state to catch up with the new
force_quiescent_state() reality.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'kernel/rcutree.h')
| -rw-r--r-- | kernel/rcutree.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/rcutree.h b/kernel/rcutree.h index 849ce9ec51fe..517f2f89a293 100644 --- a/kernel/rcutree.h +++ b/kernel/rcutree.h @@ -302,7 +302,7 @@ struct rcu_data { struct rcu_state *rsp; }; -/* Values for signaled field in struct rcu_state. */ +/* Values for fqs_state field in struct rcu_state. */ #define RCU_GP_IDLE 0 /* No grace period in progress. */ #define RCU_GP_INIT 1 /* Grace period being initialized. */ #define RCU_SAVE_DYNTICK 2 /* Need to scan dyntick state. */ @@ -361,7 +361,7 @@ struct rcu_state { /* The following fields are guarded by the root rcu_node's lock. */ - u8 signaled ____cacheline_internodealigned_in_smp; + u8 fqs_state ____cacheline_internodealigned_in_smp; /* Force QS state. */ u8 fqs_active; /* force_quiescent_state() */ /* is running. */ |