rcu: remove unused field struct rcu_data::rcu_tasklet

Since softirq works for rcu reclaimer, rcu_tasklet is unused now.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: "Paul E. McKenney" <paulmck@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/kernel/rcupreempt.c b/kernel/rcupreempt.c
index b8e4cdae4e8d3ad733721d8b13e660404e28c317..396b121edfe5393ae7fa7cbb59fa38405edbc515 100644 (file)
--- a/kernel/rcupreempt.c
+++ b/kernel/rcupreempt.c
@@ -82,7 +82,6 @@ struct rcu_data {
        spinlock_t      lock;           /* Protect rcu_data fields. */
        long            completed;      /* Number of last completed batch. */
        int             waitlistcount;
-       struct tasklet_struct rcu_tasklet;
        struct rcu_head *nextlist;
        struct rcu_head **nexttail;
        struct rcu_head *waitlist[GP_STAGES];