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| author | Christoph Lameter <cl@linux.com> | 2014-04-15 12:20:12 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2014-04-29 08:45:35 -0700 |
| commit | fa07a58f71ee23a82597ce337126982d0cc60b72 (patch) | |
| tree | 9d6b42e2c700e63a45120aaf31b1fdf8e500960e /kernel/rcu | |
| parent | 8c96ae1dfa1608b92ddbf8bb285d7269832e4ac0 (diff) | |
| download | linux-fa07a58f71ee23a82597ce337126982d0cc60b72.tar.gz linux-fa07a58f71ee23a82597ce337126982d0cc60b72.tar.bz2 linux-fa07a58f71ee23a82597ce337126982d0cc60b72.zip | |
rcu: Replace __this_cpu_ptr() uses with raw_cpu_ptr()
__this_cpu_ptr is being phased out.
One special case is increment_cpu_stall_ticks().
A per cpu variable is incremented so use raw_cpu_inc().
Cc: Dipankar Sarma <dipankar@in.ibm.com>
Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Diffstat (limited to 'kernel/rcu')
| -rw-r--r-- | kernel/rcu/tree.c | 6 | ||||
| -rw-r--r-- | kernel/rcu/tree_plugin.h | 4 |
2 files changed, 5 insertions, 5 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index ecd7e046de76..d3e023e24c6f 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -2008,7 +2008,7 @@ rcu_send_cbs_to_orphanage(int cpu, struct rcu_state *rsp, static void rcu_adopt_orphan_cbs(struct rcu_state *rsp, unsigned long flags) { int i; - struct rcu_data *rdp = __this_cpu_ptr(rsp->rda); + struct rcu_data *rdp = raw_cpu_ptr(rsp->rda); /* No-CBs CPUs are handled specially. */ if (rcu_nocb_adopt_orphan_cbs(rsp, rdp, flags)) @@ -2392,7 +2392,7 @@ __rcu_process_callbacks(struct rcu_state *rsp) { unsigned long flags; bool needwake; - struct rcu_data *rdp = __this_cpu_ptr(rsp->rda); + struct rcu_data *rdp = raw_cpu_ptr(rsp->rda); WARN_ON_ONCE(rdp->beenonline == 0); @@ -3066,7 +3066,7 @@ static void rcu_barrier_callback(struct rcu_head *rhp) static void rcu_barrier_func(void *type) { struct rcu_state *rsp = type; - struct rcu_data *rdp = __this_cpu_ptr(rsp->rda); + struct rcu_data *rdp = raw_cpu_ptr(rsp->rda); _rcu_barrier_trace(rsp, "IRQ", -1, rsp->n_barrier_done); atomic_inc(&rsp->barrier_cpu_count); diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h index f7593c2536b0..2e579c38bd91 100644 --- a/kernel/rcu/tree_plugin.h +++ b/kernel/rcu/tree_plugin.h @@ -1809,7 +1809,7 @@ static void rcu_oom_notify_cpu(void *unused) struct rcu_data *rdp; for_each_rcu_flavor(rsp) { - rdp = __this_cpu_ptr(rsp->rda); + rdp = raw_cpu_ptr(rsp->rda); if (rdp->qlen_lazy != 0) { atomic_inc(&oom_callback_count); rsp->call(&rdp->oom_head, rcu_oom_callback); @@ -1951,7 +1951,7 @@ static void increment_cpu_stall_ticks(void) struct rcu_state *rsp; for_each_rcu_flavor(rsp) - __this_cpu_ptr(rsp->rda)->ticks_this_gp++; + raw_cpu_inc(rsp->rda->ticks_this_gp); } #else /* #ifdef CONFIG_RCU_CPU_STALL_INFO */ |