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authorPaul E. McKenney <paulmck@linux.vnet.ibm.com>2011-09-10 21:54:08 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2011-12-11 10:31:20 -0800
commitaf446b702c58b700cc5fa99f6edc78b99e55b995 (patch)
tree0eacf146b7f1b221e844c52db6061e31928ff99e /kernel/rcutree.h
parentdc47ce90c3a822cd7c9e9339fe4d5f61dcb26b50 (diff)
downloadlinux-af446b702c58b700cc5fa99f6edc78b99e55b995.tar.bz2
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.h4
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. */