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| author |   Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2018-07-03 17:22:34 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2018-08-30 16:02:58 -0700 |
| commit | ea12ff2b7d97607bb69b50ccc30d3819b44ffb2b (patch) | |
| tree | 6ca79d9bf07ca3fa785661401650eee4e694a9ac /kernel/rcu/tree.c | |
| parent | rcu: Remove rsp parameter from print_cpu_stall() (diff) | |
| download | linux-dev-ea12ff2b7d97607bb69b50ccc30d3819b44ffb2b.tar.xz linux-dev-ea12ff2b7d97607bb69b50ccc30d3819b44ffb2b.zip | |
rcu: Remove rsp parameter from check_cpu_stall()
There now is only one rcu_state structure in a given build of the
Linux kernel, so there is no need to pass it as a parameter to RCU's
functions. This commit therefore removes the rsp parameter from
check_cpu_stall().
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcu/tree.c')
| -rw-r--r-- | kernel/rcu/tree.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c index f139b8202d5d..a222afb6d74d 100644 --- a/kernel/rcu/tree.c +++ b/kernel/rcu/tree.c @@ -1442,7 +1442,7 @@ static void print_cpu_stall(void) resched_cpu(smp_processor_id()); } -static void check_cpu_stall(struct rcu_state *rsp, struct rcu_data *rdp) +static void check_cpu_stall(struct rcu_data *rdp) { unsigned long gs1; unsigned long gs2; @@ -1451,6 +1451,7 @@ static void check_cpu_stall(struct rcu_state *rsp, struct rcu_data *rdp) unsigned long jn; unsigned long js; struct rcu_node *rnp; + struct rcu_state *rsp = &rcu_state; if ((rcu_cpu_stall_suppress && !rcu_kick_kthreads) || !rcu_gp_in_progress()) @@ -3094,7 +3095,7 @@ static int __rcu_pending(struct rcu_state *rsp, struct rcu_data *rdp) struct rcu_node *rnp = rdp->mynode; /* Check for CPU stalls, if enabled. */ - check_cpu_stall(rsp, rdp); + check_cpu_stall(rdp); /* Is this CPU a NO_HZ_FULL CPU that should ignore RCU? */ if (rcu_nohz_full_cpu(rsp)) |